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!

A 500kg car which was initially at rest travelled with an acceleration of 5m/s², its kinetic energy after 4 seconds was

Jamb 1979 A 500kg car which was initially at rest travelled with an acceleration of 5m/s², its kinetic energy after 4 seconds was A. 10⁵J B. 2.5 x 10³J, C. 2 x 10³J D. 5 x 10³J E. 5 x 10⁵J  ANSWER: Option A EXPLANATION:  KE = ½mv² Since v = u + at KE …

A 500kg car which was initially at rest travelled with an acceleration of 5m/s², its kinetic energy after 4 seconds was Read More »

Two resistors R1 and R2 are connected in parallel, R2 being greater than R1. The combined resistance is 

Jamb 1978 Two resistors R1 and R2 are connected in parallel, R2 being greater than R1. The combined resistance is  A. less than R1 B. greater than R2 C. the sum of R1 and R2 D. the difference of R2 and R1 E. greater than R1 but less than R2 ANSWER: Option A EXPLANATION: Simple! …

Two resistors R1 and R2 are connected in parallel, R2 being greater than R1. The combined resistance is  Read More »

If in a simple pendulum experiment the length of the inextensible string is increased by a factor of four, its period is increased by a factor of

Jamb 1979 If in a simple pendulum experiment the length of the inextensible string is increased by a factor of four, its period is increased by a factor of A. 4 B. π/2 C. 1/4 D. 2π E. 2 ANSWER: Option E EXPLANATION: for simple pendulum; T = 2π√(L/g) Where; T is the Tension L …

If in a simple pendulum experiment the length of the inextensible string is increased by a factor of four, its period is increased by a factor of Read More »

The density of 400cm³ of palm oil was 0.9 g/cm³ before frying. If the density of the oil was 0.6 g/cm³ …..

Jamb 1979 The density of 400cm³ of palm oil was 0.9 g/cm³ before frying. If the density of the oil was 0.6 g/cm³ after frying, assuming no loss of oil due to spilling, its new volume was A. 360cm³ B. 600cm³ C. 240cm³ D. 800cm³ E. 450cm³ ANSWER: Option B EXPLANATION: since Density = mass/volume …

The density of 400cm³ of palm oil was 0.9 g/cm³ before frying. If the density of the oil was 0.6 g/cm³ ….. Read More »

If NEPA charges 5k per kWh, what is the cost of operating for 24 hours a lamp requiring 1A on a 200V line? 

Jamb 1978 If NEPA charges 5k per kWh, what is the cost of operating for 24 hours a lamp requiring 1A on a 200V line?  A. 24K  B. 55K  C. 40K  D. 26K  E. 32K.  ANSWER: Option A EXPLANATION: refer to the image below!  Previous       Next Or click here to choose!  Of …

If NEPA charges 5k per kWh, what is the cost of operating for 24 hours a lamp requiring 1A on a 200V line?  Read More »

The following are some units l. NS ll. Nm lll. N/m² lV. J/°K V. J/kg What are the units of latent heat?

Jamb 1978 The following are some units  l. NS ll. Nm lll. N/m² lV. J/°K V. J/kg What are the units of latent heat? A. I B. II C. III D. IV E. V ANSWER: Option  E EXPLANATION:  From Q = mL L = Q/m  Q is measured in Joule m is measured in kg …

The following are some units l. NS ll. Nm lll. N/m² lV. J/°K V. J/kg What are the units of latent heat? Read More »

Which of the following statements defines correctly the efficiency of a machine

Jamb 1979 Which of the following statements defines correctly the efficiency of a machine? A. The load carried by the machine divided by effort required in carrying the load B. The distance moved by the load divided by the distance moved by the effort C. The useful work done by the machine divided by the …

Which of the following statements defines correctly the efficiency of a machine Read More »