Waec Physics Past Questions For Year 1992
Question 1
A body accelerates uniformly from rest at the rate of 3 m/s\(^2\) for 8 seconds. Calculate the distance covered by the body during the acceleration?
- A. 12m
- B. 24m
- C. 48m
- D. 72m
- E. 96m
Question 2
Which of the following statements about solid friction is/are correct? I. Friction depends on the nature of the surfaces in contact II. Friction depends on the area of contact III. Friction always acts in the direction of motion.
- A. I only
- B. II only
- C. III only
- D. I and II only
- E. I,II and III
Question 3
What change in velocity would be produced on a body of mass 4kg if a constant force of 16 N acts on it for2 s?
- A. 0.5 ms-1
- B. 2.0ms-1
- C. 8.0 ms-1
- D. 32.0 ms-1
- E. 128.0 ms-1
Question 4
The diagram above represents the trajectory of a projectile with an initial velocity U. Calculate the time taken to reach the maximum height. (Take g as acceleration due to gravity)
- A. Usinθ/2g
- B. 2Usinθ/g
- C. Ucosθ/g
- D. 2Ucosθ/g
- E. Usinθ/g
Question 5
Which of the following is a scalar quantity?
- A. Momentum
- B. Acceleration
- C. Displacement
- D. Distance
- E. Force
