Physics JAMB Questions and Answers 2024 [Revealed!]

This is for UTME Candidates looking for JAMB Physics Questions and Answers 2024. Especially for those aspiring for Engineering, Physical Sciences, Medicine, Pharmacy and other Health Science courses. Here you will get genuine Physics JAMB questions and answers for 2024. Your duty now is to read through them as many times as possible and get ready to smash your Physics paper.

What are JAMB Physics Questions and Answers 2024

JAMB Physics Questions and Answers 2024 are the questions you should expect in your Physics paper in 2024 UTME, together with their answers.

It is very important that every candidate preparing to sit for Physics in the forthcoming 2024 JAMB examination should catch a glimpse of these questions.

In so doing, they will know what to expect in the JAMB CBT hall. Knowing exactly what to expect will boost their confidence and guarantee them a very high score.

JAMB Physics Questions and Answers 2024 Revealed!

On this page, we shall reveal JAMB Physics Questions and Answers 2024 for all candidates taking the Physics paper.

How lucky you are to stumble upon this important page!

The questions are genuine and the answers are accurate, and all are a product of our passion to see you excel in your JAMB and gain admission at last.

In the following sections, you will read the Physics questions you are to expect in your 2024 JAMB exam as well as their answers. You can use the comments section if you still need clarification over some of the questions. We will give you a more detailed explanation.

JAMB is a very serious examination. You will answer 40 questions in JAMB Physics 2024 within 26 minutes. So it’s important that you pay attention to the information revealed on this page.

JAMB Physics Questions and Answers 2024 [Numbers 1 – 10]

1. The lowest note emitted by a stretched string has a frequency of 40Hz. How many overtones are there between 40Hz and 180Hz?
A. 4         B. 3
C. 2         D. 1

2. Which of the following devices may be used to step up the voltage in a d.c circuit?
A. A step-up transformer
B. A d.c generator
C. A wattmeter
D. An induction coil

3. The temperature gradient across a copper rod of thickness 0.02m, maintained at two temperature junctions of 20ºC and 80ºC respectively is?
A. 3.0 x 10²Km⁻¹         B. 3.0 x 10³Km⁻¹
C. 5.0 x 10³Km⁻¹         D. 3.0 x 104Km⁻¹

4. Which of the following is not a vector quantity?
A. momentum         B. force
C. temperature       D. displacement

5. A parallel Plate capacitor of area 10cm² in vacuum has a capacitance of 10^-2µF. What is the distance between the plates? (ε_o = 9 x 10^-12Fm)
A. 9 x 10^-13m        B. 9 x 10^-7m
C. 9 x 10^-3m         D. 9 x 10⁷m

6. Which of the following statements about defects of vision is/are CORRECT?
I. For a long sighted person, close objects appear blurred
II. For a short sighted person, distant objects appear blurred
III. Short sight is corrected by using a pair of converging lenses
A. I only
B. II only
C. I and II only
D. II and III only

7. When a plane mirror at which a ray of light is incident is rotated through an angle θ, the reflected ray will be rotated through
A. 1/2θ         B. θ
C. 2θ            D. 3θ

8. An electric heater with a pd of 240V connected across its terminals has a total resistance of 960Ω. Calculate power range of the heater
A. 0.25 W          B. 4.00 W
C. 38.40 W        D. 60.00 W

9. A metal rod 800mm long is heated from 10^oC to 95^oC. If it expands by 1.36mm, the linear expansivity of the metal is
A. 2.0 x 10²K^-1        B. 2.0 x 10^-2K^-1
C. 5.0 x 10^-3K^-1       D. 2.0 x 10^-5K^-1

10. If the pile driver has a weight of 660N and is raised 20m, then energy of stationary pile is
A. 13200J           B. 134003J
C. 14200J           D. 15200J

11. A column of air 10.0cm long is trapped in a tube at 27^oC. What is the length of the column at 100^oC?
A. 12.4cm        B. 13.7cm
C. 18.5cm        D. 37.0cm

12. Two balls of masses 40g and 60g respectively, are attached firmly to the ends of a light metre rule. The centre of gravity of the system is
A. at the mid-point of the metre rule
B. 40cm from the lighter mass
C. 40cm from the heavier mass
D. 60cm from the heavier mass

13. A solid weighs 4.8g in air, 2.8g in water and 3.2g in Kerosine. The ratio of density of the solid to that of the kerosine is
A. 2           B. 3/2
C. 2/3        D. 3

14. One of the following readings represents the measurement of the length of a metal rod using vernier callipers. Taking the reading accuracy into consideration, the most likely one is
A. 5.16cm           B. 5.165cm
C. 5.0cm            D. 5.160cm

15. In Sunlight, a blue flower looks blue because we see the flower by the light it
A. receives from our eyes
B. disperses
C. absorbed
D. reflects

16. Which of the following electromagnetic waves has the shortest wave length?
A. radio waves         B. x-rays
C. infra-red              D. blue light

17. Which of the following is a correct explanation of the inertia of a body?
A. Reluctance to stop moving
B. Ability to overcome the earth’s gravity
C. Reluctance to start moving and its reluctance to stop moving once it has begun to move
D. Readiness to start moving

Answers to Physics Question Number 1 – 10

1.B   2.D   3.B   4.C   5.B
6.C   7.C   8.D   9.D  10.A

JAMB Physics Questions and Answers 2024 [Numbers 11 – 20]

11. A column of air 10.0cm long is trapped in a tube at 27^oC. What is the length of the column at 100^oC?
A. 12.4cm        B. 13.7cm
C. 18.5cm        D. 37.0cm

12. Two balls of masses 40g and 60g respectively, are attached firmly to the ends of a light metre rule. The centre of gravity of the system is
A. at the mid-point of the metre rule
B. 40cm from the lighter mass
C. 40cm from the heavier mass
D. 60cm from the heavier mass

13. A solid weighs 4.8g in air, 2.8g in water and 3.2g in Kerosine. The ratio of density of the solid to that of the kerosine is
A. 2           B. 3/2
C. 2/3        D. 3

14. One of the following readings represents the measurement of the length of a metal rod using vernier callipers. Taking the reading accuracy into consideration, the most likely one is
A. 5.16cm           B. 5.165cm
C. 5.0cm            D. 5.160cm

15. In Sunlight, a blue flower looks blue because we see the flower by the light it
A. receives from our eyes
B. disperses
C. absorbed
D. reflects

16. Which of the following electromagnetic waves has the shortest wave length?
A. radio waves         B. x-rays
C. infra-red              D. blue light

17. Which of the following is a correct explanation of the inertia of a body?
A. Reluctance to stop moving
B. Ability to overcome the earth’s gravity
C. Reluctance to start moving and its reluctance to stop moving once it has begun to move
D. Readiness to start moving

18. Dispersion of light by a glass prism is due to the
A. different hidden colours of the glass
B. different speeds of various colours in glass
C. defect in the glass
D. high density in glass

19. When an atom loses or gains a charge, it becomes
A. an electron        B. an ion
C. a neutron          D. a proton

20. To convert an ac dynamo to dc dynamo, the
A. number of turns of the coil is increased
B. slip rings are replaced with a split-ring commutator
C. number of turns of the coil is reduced.
D. split-ring commutator is replaced with slip rings

Answers to Physics Question Number 11 – 20

11.A   12.C   13.D   14.A   15.D
16.B   17.C   18.B    19.B    20.B

JAMB Physics Questions and Answers 2024 [Numbers 21 – 30]

21. Which of following does not cause a reduction of the surface tension of water?
A. Detergent        B. Alcohol
C. Camphor         D. Grease

22. A stone of mass 1kg is dropped from a height of 10m above the ground and it falls freely under gravity. Its kinetic energy 5m above the ground is then equal to
A. its kinetic energy on the ground
B. twice its initial potential energy
C. its initial potential energy
D. half its initial potential energy

23. The plane mirrors in a Kaleidoscope are usually placed
A. at an angle of 60^o
B. parallel to one another
C. perpendicular to one another
D. at an angle of 45^o

24. An object weighs 10N in air and 7N in water, what is the weight when immersed in a liquid of relative density 1.5?
A. 4.5N        B. 4.6N
C. 5.5N        D. 8.5N

25. An object is placed 36cm from a converging lens of focal length 24cm. If a real image which is 4cm high is formed, calculate the height of the object.
A. 2.0cm         B. 4.0cm
C. 6.0cm         D. 8.0cm

26. In an electrolysis experiment, a cathode of mass 5g is found to weigh 5.01g after a current of 5A flows for 50 seconds. What is the electrochemical equivalent of the deposited substance?
A. 0.00004g/C
B. 0.00002g/C
C. 0.02500g/C
D. 0.05000g/C

27. In semi-conductors, the carriers of current at room temperature are
A. electrons only
B. electrons and holes
C. holes only
D. electrons and ions

28. If a spherical metal of radius 3cm is fully immersed in a cylinder containing water and the water level rises by 1cm, what is the radius of the cylinder?
A. 1 cm          B. 3 cm
C. 6 cm          D. 12 cm

29. A column of air 10.0cm long is trapped in a tube at 27⁰C. What is the length of the column at 100⁰C?
A. 12.4cm         B. 13.7cm
C. 18.5cm         D. 37.0cm

30. Impulse has the same dimension as one of these physical quantities
A. energy
B. momentum
C. surface tension
D. pressure

Answers to Physics Question Number 21 – 30

21.D   22.D   23.A   24.C   25.A
26.A   27.B    28.C   29.A   30.B

JAMB Physics Questions and Answers 2024 [Numbers 31 – 40]

31. A step-down transformer has a power output of 50W and efficiency of 80%. If the mains supply voltage is 200V, calculate the primary current of the transformer
A. 0.31A         B. 3.20A
C. 3.40A         D. 5.00A

32. Thermionic emission is the process by which
A. β-rays are produced
B. z-rays are produced
C. α-rays are produced
D. electrons leave hot elements

33. When the size of the hole in a pin-hole camera is increased, the result is
A. a blurred image
B. magnified image
C. correction for chromatic aberration
D. sharper focus of the image

34. The mechanical advantage of an inclined plane depends on
A. its length
B. its height
C. the product of its height and length
D. the ratio of its length to its height

35. Find the frequencies of the first three harmonics of a piano string of length 1.5m, if the velocity of the string is 120m/s.
A. 40Hz, 80Hz, 120Hz
B. 80Hz, 160Hz, 240Hz
C. 180Hz, 360Hz, 540Hz
D. 369Hz, 180Hz, 90Hz

36. Equal masses of copper and rubber are raised to the same temperature. After sometime, the copper was observed to be at a lower temperature because
A. the specific heat capacity of copper is lower than that of rubber
B. copper expands more than rubber
C. the specific heat capacity of rubber is lower than that of copper
D. rubber expands more than copper

37. The principle of operation of an induction coil is based on
A. Ohm’s law
B. Ampere’s law
C. Faraday’s law
D. Coulomb’s law

38. A coin placed below a rectangular glass block of thickness 9 cm and refractive index 1.5 is viewed vertically above the block. The apparent displacement of the coin is
A. 8 cm          B. 6 cm
C. 5 cm          D. 3 cm

39. A transistor is used in the amplification of signals because it
A. allows doping
B. contains electron and hole carriers
C. consumes a lot of power
D. controls the flow of current

40. A test tube of radius 1.0cm is loaded to 8.8g. If it is placed upright in water, find the depth to which it would sink. [g = 10ms^-2, density of water = 1000kgm^-3] A. 2.8 cm          B. 5.2 cm
C. 25.5 cm        D. 28.0 cm

Answers to Physics Question Number 31 – 40

31.A   32.D   33.A   34.D   35.A
36.A   37.C   38.A   39.D   40.A

Read Also: 30 Most Repeated Topics in JAMB Physics Exams 2024

Conclusion

So here you have the 40 Physics Questions you can expect in your 2024 JAMB examination. Read them again and again. Ensure that you get very familiar with each of them such that you can readily recognize them any time.

Remember that you can ask for more detailed explanation to any of the above questions in case you don’t fully understand it. Don’t be shy, just scroll down and use the comments section. Drop your questions and expect comprehensive answers as soon as possible.

More so, you can help us to reach others with this post by sharing it with friends on Social Media. Just scroll down to see the Facebook and Twitter and WhatsApp buttons. Thank you so much!

See you on the next article.

Read Also: JAMB Result Checking Portal Login 2024 | Check JAMB Result