Jamb Physics Past question - TEEZAB

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!

The electric supply from Kainji Dam is transmitted at high voltages of the order hundreds of kilovolts but is converted to domestic use of about 220 volts by

Jamb 1978 The electric supply from Kainji Dam is transmitted at high voltages of the order hundreds of kilovolts but is converted to domestic use of about 220 volts by A. commutators B. transistors C. valves and diodes D. rectifiers E. transformers  ANSWER: Option E EXPLANATION: A transformer is a passive device that helps to …

The electric supply from Kainji Dam is transmitted at high voltages of the order hundreds of kilovolts but is converted to domestic use of about 220 volts by Read More »

The ice and steam points of mercury-in-glass thermometer of centigrade scale and of uniform bore correspond respectively to 3cm and 19cm lengths…

JAMB 1981 The ice and steam points of mercury-in-glass thermometer of centigrade scale and of uniform bore correspond respectively to 3cm and 19cm lengths of the mercury thread when the length is 12cm, the temperature is A. 32°C B. 48°C C. 56°C D. 65°C E. 75°C Correct Answer: Option C Explanation From the question, we …

The ice and steam points of mercury-in-glass thermometer of centigrade scale and of uniform bore correspond respectively to 3cm and 19cm lengths… Read More »

The water at the bottom of a waterfall is slightly warmer than that at the top because part of the

JAMB 1980 The water at the bottom of a waterfall is slightly warmer than that at the top because part of the A. potential energy raises the water temperature B. water absorbs latent heat from the atmosphere C. kinetic energy is changed intyo internal energy D. dropping mass of water increases the heat capacity E. …

The water at the bottom of a waterfall is slightly warmer than that at the top because part of the Read More »

An object of mass m and volume v, is totally immersed in a liquid of density p…

JAMB 1980 An object of mass m and volume v, is totally immersed in a liquid of density p. The tension of a string holding it is A. mg B. (m + pv)g C. (m – pv)g D. pvg E. [M/m-pv]g Correct Answer: Option C Explanation Tension = upthrust on object = weight in air …

An object of mass m and volume v, is totally immersed in a liquid of density p… Read More »

Natural radioactivity consists of the emission of

JAMB 1980 Natural radioactivity consists of the emission of A. α -particle and β rays B. α -particle and X-rays C. γ-rays and X-rays D. α-particle, β rays and γ-rays E. α -particle, β rays, γ-rays and X-rays Correct Answer: Option D Explain your answer in the comment box below and let’s have a discussion …

Natural radioactivity consists of the emission of Read More »

Which of the following does NOT cause a reduction of the surface tension of water

JAMB 1980 which of the following does NOT cause a reduction of the surface tension of water? A. soap solution B. detergent C. alcohol D. camphor E. grease Correct Answer: Option E Explain your answer in the comment box below and let’s have a discussion so as to have a great understanding of this question! …

Which of the following does NOT cause a reduction of the surface tension of water Read More »

A magnet is moved through a coil of wire. The e.m.f. produced in the wire depends on 

Jamb 1978 A magnet is moved through a coil of wire. The e.m.f. produced in the wire depends on  A. the number of turns in the coil  B. the strength of the magnet  C. the speed at which the magnet is moved  D. all of the above  E. none of the above.  ANSWER: Option D …

A magnet is moved through a coil of wire. The e.m.f. produced in the wire depends on  Read More »

A milliameter of resistance 5Ω and full scale deflection of 5mA is to used to measure a potential difference of 50V…

JAMB 1980 A milliameter of resistance 5Ω and full scale deflection of 5mA is to used to measure a potential difference of 50 V. The resistance of the multiplier should be A. 95Ω B. 110Ω C. 595Ω D. 995Ω E. 1005Ω Correct Answer: Option D Explanation V = IR 50 = 50 x 10^-3 (5 …

A milliameter of resistance 5Ω and full scale deflection of 5mA is to used to measure a potential difference of 50V… Read More »

A cell has an open circuit voltage V1 and a closed circuit voltage V2 when a current is flowing through it…

JAMB 1980 A cell has an open circuit voltage V1 and a closed circuit voltage V2 when a current is flowing through it. Therefore, the internal resistance of the cell is A. V2/I B. V1/I C. (V1+V2)/I D. (V1−V2)/I E. (V2−V1)/I Correct Answer: Option D Explanation From the relationship between EMF, Potential difference and the …

A cell has an open circuit voltage V1 and a closed circuit voltage V2 when a current is flowing through it… Read More »

The ratio of the linear expansivity of copper to that of iron is approximately 1.5. A specimen of iron and…

JAMB 1980 The ratio of the linear expansivity of copper to that of iron is approximately 1.5. A specimen of iron and a specimen of copper expands by the same amount per unit rise in temperature. The ratio of their length is A. 3 B. 1.5 C. 1.32 D. 1 E. 0.67 Correct Answer: Option …

The ratio of the linear expansivity of copper to that of iron is approximately 1.5. A specimen of iron and… Read More »