Jamb Physics 2007 Past Questions and Answers

Question 1:

• JAMB 2007

The unit of moment of a couple can be expressed in?

A. N m^-1
B. N m^-2
C. N m
D. N m²

Question 2:

• JAMB 2007

The unit of moment of a couple can be expressed in?

A. N m^-1
B. N m^-2
C. N m
D. N m²

Question 3:

• JAMB 2007

A gramophone record takes 5s to reach its constant angular velocity of 4\(\pi\) rads^-1 from rest. Find its constant angular acceleration.

A. 0.4\(\pi\) rads^-2
B. 0.8\(\pi\) rads^-2
C. 1.3\(\pi\) rads^-2
D. 20.0\(\pi\) rads^-2

Question 4:

• JAMB 2007

A car of mass 1500 kg goes round a circular curve of radius 50m at a speed of 40 ms^-1. The magnitude of the centripetal force on the car is ?

A. 4.8 x 10⁴ N
B. 4.8 x 10³ N
C. 1.2 x 10³ N
D. 1.2 x 10² N

Question 5:

• JAMB 2007

Two spheres of masses 5.0 kg and 10.0 kg are 0.3 m apart. Calculate the force of attraction between them?
[G = 6.67 X 10^-11 Nm² Kg²]

A. 3.50 x 10^-10N
B. 3.71 x 10^-8 N
C. 3.57 x 10^-2N
D. 4.00 x 10²N