Centre of gravity and stability - 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 1987

the fig above shows two connected bodies of masses M1 and M2 in equilibrium under gravity. The tension in the upper string is

A. (m1-m2)g
B. M1g
C. M2g
D. (m1+m2)g

Question 4:

• JAMB 1994

A cone in an unstable equilibrium has its potential energy

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

Question 5:

• JAMB 2003

Thermal equilibrium between two object exist when

A. The temperature of both objects are equal
B. The quantity of heat of both objects is the same
C. The heat capacities of both objects are the same
D. One object losses heat continuously to the other