Stable, unstable and neutral equilibrium - Jamb Physics Past Questions and Answers

Question 1:

• JAMB 2019

If the time of flight is 96seconds, calculate the horizontal range through the point of projection.

A. 84400m
B. 69000m
C. 61440m
D. 24000m

Question 2:

• JAMB 1986

Which of the following is in a neutral equilibrium?

A. A heavy weight suspended on a string
B. A cone resting on its slant edge
C. A heavy-based table lamp
D. The beam of a balance in use

Question 3:

• JAMB 1994

A cone in an unstable equilibrium has its potential energy

A. Decreased
B. Increased
C. Unchanged
D. Oscillating

Question 4:

• JAMB 2019

Which of the following bodies, each with centre of gravity G, lying on a horizontal table, is/are in unstable equilibrium?

A. II only
B. III only
C. I & IV only
D. II & III only

Question 5:

• JAMB 2019

A cone is in unstable equilibrium has its potential energy

A. Decreased
B. Increased
C. Unchanged
D. Oscillating