Motion - Jamb Physics Past Questions and Answers

Question 106:

• JAMB 2003

On top of a spiral spring of the force constant 500Nm^-1 is placed a mass of 5 x 10^-3 kg. If the spring is compressed downwards by a length of 0.02m and then released, calculate the height to which the mass is projected

A. 8 m
B. 4 m
C. 2 m
D. 1 m

Question 107:

• JAMB 2003

On top of a spiral spring of the force constant 500Nm^-1 is placed a mass of 5 x 10^-3 kg. If the spring is compressed downwards by a length of 0.02m and then released, calculate the height to which the mass is projected

A. 8 m
B. 4 m
C. 2 m
D. 1 m

Question 108:

• JAMB 2003

A piece of stone attached to one end of a string is whirled round in a horizontal circle and the string suddenly cuts.

The stone will fly off in a direction

A. Perpendicular to the circular path
B. Parallel to the circular path
C. Tangential to the circular path
D. Towards the center of the circle

Question 109:

• JAMB 2003

A force of 100N was used to kick a football of mass 0.8kg. Find the velocity with which the ball moves if it takes 0.8s to be kicked

A. \(32ms^{-1} \)
B. \(50ms^{-1} \)
C. \(64ms^{-1} \)
D. \(100ms^{-1} \)

Question 110:

• JAMB 2004

I. Jet propelled aircraft
II. Rocket propulsion
III. The recoil of a gun
IV. A person walking
Which of the above is based on Newton's third law of motion

A. I and II only
B. I, II, III, and IV only
C. I and III only
D. I, II and III only