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waec/wassce past questions and answers for PHYSICS-2022 including pdf practical

Apr 29 2024 08:13:00 PM

John Elijah

WAEC/GCE/NECO

WASSCE objective, essay, and practical past questions and answer (PHYSICS 2022)

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You are welcome to poscholars website. First of all, I deem it fit to congratulate you in advance because we believe that for you to stumble on this post, it simply means you are ready to learn. In this post, we have compiled past questions and answers for wassce/waec 2022 Physics objective, the paper 2 and the paper 3(practical) have been compiled in form of pdf. I enjoin you to go through this post thoroughly as it will be of immense benefit to you.
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You can study the 50 (fifty) objectives, theory and practical WASSCE physics past questions and answer for 2023 by checking the content below or using the table of content below to navigate to the number of your choice
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Table of Contents
  1. WASSCE/WAEC Physics (2022) Questions and Answers 1 - 10
  2. WASSCE/WAEC Physics (2022) Questions and Answers 11 - 20
  3. WASSCE/WAEC Physics (2022) Questions and Answers 21 - 30
  4. WASSCE/WAEC Physics (2022) Questions and Answers 31 - 40
  5. WASSCE/WAEC Physics (2022) Questions and Answers 41 - 50
  6. Download WASSCE/WAEC Physics pdF (2022) Paper 2 (essay questions and answer 1 - 12)
  7. Download WASSCE/WAEC Physics pdf (2022) Paper 3 (Practical questions and answer 1 - 3)
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WASSCE/WAEC Physics (2023) Questions and Answers 1 - 10

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1. The area under a force-time graph represents
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(a) Change in kinetic energy
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(b) Change in momentum
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(c) Work done
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(d) Change in internal energy
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The correct answer is: (b) Change in momentum
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2. From the principle of flotation, a body sinks in a fluid until it displaces a quantity of fluid equal to its own
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(a) Density
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(b) Mass
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(c) Weight
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(d) Volume
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The correct answer is: (c) Weight
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3. Suppose three identical steel balls Q, R and S are placed on an undulating ground as illustrated in the diagram above. Which of the balls is/are neutral equilibrium?
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Neutral equilibrium

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(a) S only
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(b) Q only
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(c) R only
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(d) Q and S only
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The correct answer is: No answer
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4. The length of a simple pendulum is increased by a factor of Four. By what factor is its period increased?
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(a) 0.5 π\pi
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(b) 2
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(c) 2 π\pi
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(d) 4
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The correct answer is: (d) 4
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5. The linear expansitivity α\alpha and the cubic expansitivity γ\gamma of a material are related by the equation
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(a) γ\gamma = α\alpha
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(b) γ\gamma = 3α{3}\alpha
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(c) γ\gamma = 2α{2}\alpha
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(d) γ\gamma = 13α{\frac{1}{3}} \alpha
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The correct answer is: (b) γ\gamma = 3α{3}\alpha
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6. Which of the illustrated graphs below represents a body moving with uniform retardation?
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uniform retardation

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The correct answer is: (c) Higher pitch
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7. The correct relationship between the displacement, s of a particle initially at rest in a linear motion and the time, t is?
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(a) sαt−2{s} \alpha {t}^{-2}
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(b) sαt−1{s} \alpha {t}^{-1}
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(c) sαt{s} \alpha t
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(d) sαt2{s} \alpha {t}^{2}
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The correct answer is: (d) sαt2{s} \alpha {t}^{2}
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8. The Joule is equivalent to
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(a) Kgm2s−1Kg {m}^{2} {s}^{-1}
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(b) Kg2ms−2{Kg}^{2}m{s}^{-2}
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(c) Kgm2s−2Kg {m}^{2} {s}^{-2}
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(d) Kgms−1Kg m {s}^{-1}
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The correct answer is: (c) Kgm2s−2Kg {m}^{2} {s}^{-2}
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9. Which of the following statements is/are correct about a fixed mass of gas compressed in an inexpansible container? I. The average speed of the molecules increases II. The temeperature of the gas increases III. The molecules hit the walls of the container more often than before the compression
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(a) I only
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(b) I and II only
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(c) I and III only
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(d) I, II and III
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The correct answer is: (d) I, II and III
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10. An example of a mechanical wave is
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(a) Water waves
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(b) Radio waves
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(c) X-rays
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(d) Light rays
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The correct answer is: (a) Water waves
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WASSCE/WAEC Physics (2022) Questions and Answers 11 - 20

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11. Which of the following descriptions of the image formed by a plane mirror is not correct? The image is
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(a) Erect and of the same size as the object
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(b) Laterally inverted and of the same size as the object
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(c) Erect and bigger than the object
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(d) Virtual and of the same size as the object
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The correct answer is: (c) Erect and bigger than the object
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12. The efficiency of a wheel and axle is 100% and the ratio of their radii is 5:1. Calculate the effort required to lift a load of mass 20Kg using this Machine. [g = 10m/s square]
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(a) 20 N
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(b) 25 N
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(c) 40 N
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(d) 100 N
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The correct answer is: (c) 40 N
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13. A freely suspended compass needle on the earth's surface settles in a plane called
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(a) Geographic meridian
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(b) Magnetic meridian
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(c) Magnetic declination
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(d) Isoganals
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The correct answer is: (b) Magnetic meridian
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14. An object is placed at different distances, u, from a converging lens of focal length, 15.0cm. For what value of u does the lens act as a simple microscope?
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(a) u = 15cm only
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(b) u = 30cm only
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(c) u < 15cm only
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(d) u > 30cm only
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The correct answer is: (c) u < 15cm only
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15. The periodic rise and fall in the intensity of sound produced when two notes of nearly equal frequencies are sounded together is called
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(a) Doppler effect
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(b) Beat
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(c) Interference
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(d) Resonance
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The correct answer is: (b) Beat
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16. The power of a lens is +2.5 D. What is its radius of curvature?
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(a) 2.5 cm
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(b) 25.0 cm
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(c) 40.0 cm
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(d) 80.0 cm
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The correct answer is: (c) 40.0 cm
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**17. The reason for having a large number of turns in the coil of a moving coil galvanometer is to
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(a) Make the deflection of the needle proportional to the current
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(b) Increase the sensitivity of the galvanometer
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(c) Decrease the magnetic flux produced by the magnet
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(d) Make the permanent magnet stronger
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The correct answer is: (b) Increase the sensitivity of the galvanometer
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18. Current is passed through two parallel conductors in the same direction. If the conductors are placed near each OtherHouses, they will
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(a) Move in a circle
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(b) Repel each other
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(c) Remain stationary
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(d) Attract each other
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The correct answer is: (d) Attract each other
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**19. The period of a 10kHz radio wave travelling at 3.0×108ms−13.0 \times {10}^{8}{ms}^{-1} is
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(a) 3.0×10−5s3.0 \times {10}^{-5}s
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(b) 1.0×10−4s1.0 \times {10}^{-4}s
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(c) 1.0×104s1.0 \times {10}^{4}s
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(d) 3.0×104s3.0 \times {10}^{4}s
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The correct answer is: (b) 1.0×10−4s1.0 \times {10}^{-4}s
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20. The magnetic material produced from the chemical combination of metal oxides and has a very high resistance to electric current
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(a) Ferrite substance
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(b) Paramagnetic substance
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(c) Ferromagnetic substance
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(d) Diamagnetic substance
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The correct answer is: (a) Ferrite substance
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WASSCE/WAEC Physics (2022) Questions and Answers 21 - 30

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21.A body of mass, m, moving with velocity, v has a wavelength, λ\lambda, associated with it. This phenomenon is called
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(a) Photoelectric effect
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(b) Heisenberg"s uncertainty principle
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(c) Compton effect
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(d) Wave-particle paradox
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The correct answer is: (d) Wave-particle paradox
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22. Which of the following statements about a straight current-carrying wire placed in a uniform magnetic field is correct? The wire experiences
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(a) Maximum motor force if the current reverses its direction
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(b) No motor force if it is parallel to the field
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(c) No motor force if it is perpendicular to the field
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(d) A motor force with constant direction if either the current or the magnetic field is reversed
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The correct answer is: (b) No motor force if it is parallel to the field
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23. Three cells each of emf, 1.1 V, and internal resistance, 2 ohms are connected in parallel across a 3 resistor. Determine the current in the resistor.
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(a) 0.90A
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(b) 0.39A
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(c) 0.30A
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(d) 0.01A
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The correct answer is: (c) 0.30A
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24. Which of the following statements about electric potential energy is not correct?
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(a) The electric potential energy of a positively charged particle increases when it moves to a point of higher potential
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(b) The electric potential energy of a negatively charged particle increases when it moves to a point of lower potential
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(c) The electric potential energy of a positively charged particle decreases when it moves to a point of higher potential
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(d) The work done in taking a charged particle around a charged particle around a closed path in an electric field is zero
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The correct answer is: (c) The electric potential energy of a positively charged particle decreases when it moves to a point of higher potential
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25. A galvanometer with a full scale deflection of 20mA is converted to read 8 V by connecting a 395 ohms resistor in series with it. Determine the internal resistance of the galvanometer
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(a) 2.5 ohms
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(b) 5.0 ohms
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(c) 8.0 ohms
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(d) 10.0 ohms
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The correct answer is: (b) 5.0 ohms
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26. An inductor of inductance 10 H is connected across an a.c circuit source of 50 V, 100 Hz. What is the current in the circuit? [pi = 3.14]
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(a) 0.200
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(b) 0.070A
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(c) 0.050A
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(d) 0.008A
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The correct answer is: (d) 0.008A
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27. The speed of fast moving neutrons in a nuclear reactor can be reduced by using
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(a) Graphite rods
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(b) Concrete shield
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(c) Iron rods
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(d) Boron rods
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The correct answer is: (a) Graphite rods
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28. In a series R-L-C circuit at resonance, impedance is
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(a) Maximum
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(b) Minimum
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(c) Capacitive
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(d) Inductive
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The correct answer is: (b) Minimum
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29. A lamp is rated 240 V, 60 W. Determine the resistance of the lamp when lit
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(a) 120 ohms
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(b) 240 ohms
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(c) 540 ohms
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(d) 960 ohms
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The correct answer is: (d) 960 ohms
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30. One major reason why electrical appliances in homes are normally earthed is that the
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(a) Person touching the appliance is safe from electric shock
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(b) Appliances are maintained at a higher p.d than the earth
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(c) Appliances are maintained at a lower p.d than the earth
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(d) Appliances are maintained at the same p.d with that of the earth
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The correct answer is: (a) Person touching the appliance is safe from electric shock
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WASSCE/WAEC Physics (2022) Questions and Answers 31 - 40

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31. In doping an intrinsic semiconductor to produce a p-type semiconductor,
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(a) The semiconductor is heated up
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(b) A donor element is added
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(c) An acceptor element is added
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(d) The semiconductor is connected to a battery
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The correct answer is: (c) An acceptor element is added
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32. Arrange the following radiations in order of increasing ionization of air I. Alpha II. Gamma III. Beta
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(a) I < III < II
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(b) II < I < III
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(c) II < III < I
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(d) I < II < III
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The correct answer is: (c) II < III < I
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33. If the kinetic energy of an electron is 100eV, what is the wavelength of the de-Broglie wave associated with it? [h = 6.6×10−34js,e=1.6×10−19C,me=9.1×10−31kg] 6.6 \times {10}^{-34} {js,} {e} = {1.6} \times {10}^{-19} {C,} {m}_{e} = {9.1} \times {10}^{-31}{kg} ]
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(a) 1.22×10−10m1.22 \times {10}^{-10}m
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(b) 4.10×10−10m4.10 \times {10}^{-10}m
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(c) 3.90×10−10m3.90 \times {10}^{-10}m
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(d) 5.50×10−10m5.50 \times {10}^{-10}m
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The correct answer is: (a) 1.22×10−10m1.22 \times {10}^{-10}m
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34. Gamma rays are produced when
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(a) High velocity electrons are abruptly stopped in metals
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(b) Energy changes occur withing the nuclei of atoms
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(c) Energy changes occur within the electronic-structure of atoms
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(d) Electrons are deflected in very strong magnetic fields
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The correct answer is: (b) Energy changes occur withing the nuclei of atoms
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35. The half-life of a radioactive substance is 15 hours. If at some instanceof, the sample has a mass of 512g, calculate the time it will take 7/8 of the sample to decay
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(a) 15 hours
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(b) 30 hours
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(c) 45 hours
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(d) 60 hours
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The correct answer is: (c) 45 hours
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36. When the direction of vibration of the particles of a medium is perpendicular to the direction of propagation of a WaveShaperNode, the wave is said to be
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(a) Longitudinal
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(b) Transverse
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(c) Mechanical
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(d) A sound wave
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The correct answer is: (b) Transverse
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37. A hunter fires a gun at a point 408m away from a cliff. If he hears an echo 2.4s Later, determine the speed of the sound wave
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(a) 340ms−1{340ms}^{-1}
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(b) 380ms−1{380ms}^{-1}
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(c) 400ms−1{400ms}^{-1}
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(d) 680ms−1{680ms}^{-1}
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The correct answer is: (a) 340ms−1{340ms}^{-1}
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38. The distane between the fixed points of a mercury-in-glass thermometer is 30cm. Determine the temperature when the mercury level is 10.5cm above the lower fixed point
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(a) 28.6oC{28.6}^{o}{C}
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(b) 30.0oC{30.0}^{o}{C}
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(c) 35.0oC{35.0}^{o}{C}
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(d) 40.5oC{40.5}^{o}{C}
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The correct answer is: (c) 35.0oC{35.0}^{o}{C}
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39. Which of the following statements about electromagnetic waves is not correct?
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(a) They carry energy as they travel through space
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(b) They travel with the speed of light
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(c) They are longitudinal
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(d) The electric and magnetic fields are at right angles to each other
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The correct answer is: (c) They are longitudinal
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**40. The diameter of a brass ring iat 30 degree celsius is 50.0cm. To what temperature must this ring be heated to increase its diameter to 50.29cm? [linear expansivity of brass = 1.9×10−5K−11.9 \times {10}^{-5}{K}^{-1}]
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(a) 152.6oC{152.6}^{o}{C}
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(b) 182.6oC{182.6}^{o}{C}
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(c) 306.1oC{306.1}^{o}{C}
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(d) 335.3oC{335.3}^{o}{C}
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The correct answer is: (d) 335.3oC{335.3}^{o}{C}
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WASSCE/WAEC Physics (2022) Questions and Answers 41 - 50

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41. Which of the following concepts is a method of heat transfer that does not require a material medium?
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(a) conduction
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(b) Diffusion
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(c) Convection
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(d) Radiation
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The correct answer is: (d) Radiation
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42. Which of the following statements about light travelling from one material medium to another is not correct?
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(a) The refracted angle is less than the incident angle if the speed is higher in the first material
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(b) It bends away from the normal if the speed is lower in ther first material
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(c) Its wavelength does not change
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(d) Its frequency changes
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The correct answer is:(c) Its wavelength does not change
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43. The engine of a car provides a forward force of 1240N and the total resistive force on the car is 800N. If the mass of the car is 1220kg, determine the distance the car has to travel from the rest before acquiring a speed of 4m/s
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(a) 44.0m
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(b) 22.2m
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(c) 11.1m
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(d) 5.5m
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The correct answer is: (b) 22.2m
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44. A quantity of water at 0oC{0^o}{C} is heated to 30oC{30^o}{C}. For each degree rise in temperature, its density will
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(a) Rise steadily
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(b) Fall steadily
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(c) Fall and then rises
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(d) Rise and then falls
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The correct answer is: (d) Rise and then falls
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45. A small object of mass 50g is released from a point A. Determine the velocity of the object when it reaches a point BarProp, a vertical distance of 30m below AbortController. [g = 10m/s square]
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(a) 1.5 m/s
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(b) 6.0 m/s
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(c) 17.3 m/s
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(d) 24.5 m/s
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The correct answer is: (d) 24.5 m/s
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46. Molecules move in random motion within a Liquid. The total internal energy of the liquid depends on all of the following except its
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(a) Temperature
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(b) Mass
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(c) Specific heat capacity
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(d) Melting point
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The correct answer is: (d) Melting point
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47. The viscosity of a fluid depends on the following factors except the
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(a) Relative motion between the layers of the fluid
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(b) Nature of the material of the fluid
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(c) Surface area of the fluid in contact
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(d) Normal reaction in the fluid
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The correct answer is: (d) Normal reaction in the fluid
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48. Using vernier calipers, which of the following readings gives the correct measurement for the length of a rod?
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(a) 4.1cm
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(b) 4.13cm
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(c) 4.125cm
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(d) 4.1254cm
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The correct answer is: (b) 4.13cm
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49. The basic principle of operation of a beam balance is
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(a) Archimedes principle
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(b) Law of flotation
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(c) Hooke's law
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(d) Principle of moments
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The correct answer is: (d) Principle of moments
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50. In which of the following situation is friction not useful?
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(a) Operation of a grinding machine
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(b) Walking
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(c) Application of brakes
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(d) Moving piston in a sleeve
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The correct answer is: (d) Moving piston in a sleeve
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Download WASSCE/WAEC Physics pdF (2022) Paper 2 (essay questions and answer 1 - 12)

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We have provided a pdf where you can practice wassce Paper 2 (essay questions) for biology 2022. To download the pdf right away,
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Download WASSCE/WAEC Physics pdf (2022) Paper 3 (Practical questions and answer 1 - 3)

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We have also provided a pdf where you can practice wassce Paper 3 (practical) for biology 2023. To download the pdf right away,
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Without doubt I believe you are happy with the questions and answers on WASSCE/WAEC Physics 2022 you saw above. We have compiled this to ensure students have access to resources that can help them blast their WASSCE exam. If you have any comment or you observe any flaw do well to leave a comment in the comment-box below and we will get back to you
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I recommend you check my article on the following:
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- WASSCE/WAEC past questions and answers for PHYSICS-2023
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This is all we can take on “WASSCE objective, essay, and practical past questions and answer for (PHYSICS 2023)“.
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