Jamb Physics 2016 Past Questions and Answers

Question 21:

• JAMB 2016

What force has to be exerted on a mass 60kg to give it an acceleration of 10ms^-2 vertically upwards?
[g = 10ms^-2

A. 300N
B. 600N
C. 1200N
D. 400N

Question 22:

• JAMB 2016

A metre rule is pivoted at its mid-point with a vertical force of 10N hanging from the distance 30cm from the mid-point. At what distance must a 15N force hang to balance the ruler horizontally?

A. 30cm
B. 10cm
C. 20cm
D. 25m

Question 23:

• JAMB 2016

A projectile is fired from the ground level with a velocity of 300ms-1 at an angle of a 30o to the horizontal.
Calculate the time taken to reach the maximum height?
[g = 10ms-2]

A. 30s
B. 20s
C. 25s
D. 15s

Question 24:

• JAMB 2016

A train with an initial velocity of 20ms^-1 is subjected to a uniform deceleration of 2ms^-2. The time required to bring the train to a complete halt is

A. 40s
B. 10s
C. 20s
D. 5s

Question 25:

• JAMB 2016

Which of the following electromagnetic waves has the shortest wavelength?

A. Visible Light
B. Ultraviolet rays
C. Infrared rays
D. Gamma rays