Types of machines - 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 1979

A weight of 1000 grams hangs from a lever 20cm to the fulcrum. At the left is a 500-gram weight 20cm from the fulcrum, and a 200-gram weight x cm away from the fulcrum. What is the value of x that will make the lever balanced?

A. 50cm
B. 20cm
C. 10cm
D. 30cm
E. 70cm

Question 3:

• JAMB 1982

Which of the following machines does NOT apply the lever principle?

A. Claw hammer
B. Wheel barrow
C. Single moving pulley
D. Sugartongs
E. Nutcrackers