Jamb Physics 2019 Past Questions and Answers

Question 71:

• JAMB 2019

The lower fixed part of a faulty thermometer reads 2°C while the upper fixed point is 100°C.
What is the true temperature when the thermometer reads 51°C?

A. 52°C
B. 50°C
C. 49°C
D. 46°C

Question 72:

• JAMB 2019

If a body moves with a constant speed and at the same time undergoes an acceleration, its motion is said to be

A. Circular
B. Oscillatory
C. Rectilinear
D. Rotational

Question 73:

• JAMB 2019

A coil X is moved quickly away from the end Y of a stationary metal bar and a current then flows in X as shown above.
Then


A. The bar is not a magnet
B. Y is a north pole
C. Y is a South pole
D. Y repels coil X

Question 74:

• JAMB 2019

A boy pushes a 500kg box along a floor with a force of 2000N. If the velocity of the box is uniform, the co-efficient of friction between the box and the floor is

A. 1
B. 0.8
C. 0.65
D. 0.4

Question 75:

• JAMB 2019

The following are some units
I. Ns
II. Non
III. Nm\(^{-2}\)
IV. J°K\(^{-1}\)
V. JKj\(^{-1}\)
What are the units of latent heat?

A. I
B. II
C. III
D. V