Jamb Physics 1991 Past Questions and Answers

Question 1:

• JAMB 1991

Which of the following is the most suitable for use as an altimeter?

A. A mecury barometer
B. A fortin barometer
C. A mecury manometer
D. An aneroid barometer

Question 2:

• JAMB 1991

Which of the following is the most suitable for use as an altimeter?

A. A mecury barometer
B. A fortin barometer
C. A mecury manometer
D. An aneroid barometer

Question 3:

• JAMB 1991

A body of weight W N rest on a smooth plane inclined at an angle\(\theta\)^o to the horizontal. What is the resolved part of the weight in Newtons along the plane?

A. W sin\(\theta\)
B. W cos\(\theta\)
C. W sec\(\theta\)
D. W tan\(\theta\)

Question 4:

• JAMB 1991

A small metal ball thrown vertically upwards from the top of a tower with an initial velocity of 20ms^-1. If the ball took a total of 6s to reach ground level, determine the height of the tower [g = 10ms^-2]

A. 60m
B. 80m
C. 100m
D. 120m

Question 5:

• JAMB 1991

An object moves with uniform speed round a circle. Its acceleration has

A. Constant magnitude and constant direction
B. Constant magnitude and varying direction
C. Varying magnitude but constant direction
D. Varying magnitude and varying direction