Waec Physics 2012 Past Questions and Answers

Question 11:

• WAEC 2012

An object is dropped from the top of a tower. If it takes 4s for it to reach the ground, calculate the height of the tower.(g = 10 ms-2, ignore air resistance)

A. 20m
B. 40m
C. 80m
D. 160m

Question 12:

• WAEC 2012

When a body is slightly tilted, it is found that its centre of gravity is slightly raised. What is the state of equilibrium of the body?

A. Unstable
B. Stable
C. Neutral
D. Cannot be determined

Question 13:

• WAEC 2012

A simple pendulum makes 50 oscillations in one minute. Determine its period of oscillation

A. 0.02s
B. 0.83s
C. 1.20s
D. 50.00s

Question 14:

• WAEC 2012

The tendency for a stationary body to continue to remain at rest when a force is applied to it is known as

A. Friction
B. Impulse
C. Inertia
D. Momentum

Question 15:

• WAEC 2012

A resultant force of magnitude 15N acts on a body of mass 250g. Calculate the magnitude of the acceleration

A. 0.06 ms^-2
B. 3.75ms^-2
C. 16.67ms^-2
D. 60.00ms^-2