Jamb Physics Past question

Hello Friend! Are you preparing for the Joint Admissions and Matriculations Board JAMB UTME 2023/2024? If yes, then this is for you! Prepare yourself by treating JAMB Physics Past Questions!

I have prepared a series of JAMB Physics Past Questions from 1988 to 2022 which was prepared with the sole purpose of help you prepare very well for the 2023/2024 JAMB!

This JAMB Physics Past Questions comprise of questions, answers and explanation to the answers. Also, you get to discuss! If you feel one answer is not correct, don’t hesitate to leave a comment.

So, take out your pen and a book and start writing!

 

I must tell that before you start treating past this physics Past Questions, you must have finished reading a physics textbook! At the very least, once!

My friend, here is an opportunity for you to score high in JAMB and to score high, you will need each Mark!

In what range of temperature is the expansion of water anomalous

Jamb 1979 In what range of temperature is the expansion of water anomalous? A. +208°C to +212°C B. -80°C + -76°C C. -4°C to 0°C D. +96°C to +100°C E. 0°C to +4°C  ANSWER: Option E EXPLANATION: The anomalous expansion of water is an abnormal property of water whereby it expands instead of contracting when …

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The visible part of light consists of the following colours

Jamb 1978 The visible part of light consists of the following colours: A. red, indigo, infra-red, violet, yellow, green and blue B. red, green, blue, violet, indigo, orange and yellow C. blue, ultra-violet, infra-red, red, yellow, indigo, violet, green and orange, D. infra-red and ultra-violet E. red, orange, yellow, green, blue, indigo and infra-red.  ANSWER: …

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When the vapour of a substance is in equilibrium with its own liquid, it is said to be

Jamb 1979 When the vapour of a substance is in equilibrium with its own liquid, it is said to be A. gaseous B. unsaturated C. liquefied D. diffused E. saturated  ANSWER: Option E EXPLANATION: Saturation, any of several physical or chemical conditions defined by the existence of an equilibrium between pairs of opposing forces or …

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A machine gun with a mass of 5kg fires a 50g bullet at a speed of 100m/s. The recoil speed of the machine gun is 

Jamb 1978 A machine gun with a mass of 5kg fires a 50g bullet at a speed of 100m/s. The recoil speed of the machine gun is  A. 0.5m/s B. 1.5m/s C. 1m/s D 2m/s E. 4m/s ANSWER: Option C EXPLANATION: When firing a gun, the gun’s momentum will be equal to the bullet’s momentum. …

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Why is it impossible for the lines of force of an electric field to cross one another

Jamb 1978 Why is it impossible for the lines of force of an electric field to cross one another?  A. like charges repel each other  B. a charged particle is deflected by an electric field  C. like charges are arranged on the same lines of force  D. a positively charged particle can travel in only …

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A gas at pressure P N/m² and temperature 27°C is heated to 77°C at constant volume. The new pressure is

Jamb 1978 A gas at pressure P N/m² and temperature 27°C is heated to 77°C at constant volume. The new pressure is A. 0.85P N/m² B. 0.86P N/m² C. 1.16P N/m² D. 1.18P N/m² E. 2.85P N/m² ANSWER: Option  C EXPLANATION: You remember Gas laws, right? The law that holds for this question is Gay …

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A guitar string is 75cm long. The wavelength of its fundamental note is

Jamb 1978 A guitar string is 75cm long. The wavelength of its fundamental note is A. 75cm B.150cm C. 37.5 cm D. 112.5 cm E. 50 cm.  ANSWER: Option B EXPLANATION:  Firstly, you have to understand the difference between pipes and strings. The difference is that while we consider strings to be fixed at both …

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In a D.C. circuit, a 10 microfarad (mf) capacitor is placed in series with a 10 ohm resistor. The total resistance of the combination is 

Jamb 1978 In a D.C. circuit, a 10 microfarad (mf) capacitor is placed in series with a 10 ohm resistor. The total resistance of the combination is  A. 10 ohms  B. 1 ohm  C. zero  D. 20 ohms  E. infinite. ANSWER: Option E EXPLANATION: Direct Current DC cannot flow through a capacitor under steady state. …

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A man walks 1km due east and then 1km due north. His displacement is

Jamb 1978 A man walks 1km due east and then 1km due north. His displacement is  A. 1km N15°E B. 1km N30°E C. √2km N45°E D. √2km N60°E E. 2km N75°E ANSWER: Option C EXPLANATION: His displacement is the shortest distance from his starting point, so, the hypotenuse represent his displacement. Using the four cardinal …

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