Waec Physics Past Questions For Year 1995
Question 1
Which of the following is a fundamental quantity?
- A. Heat capacity
- B. Electric current
- C. Torque
- D. Reactance
- E. Density
Question 2
At what angle to the horizontal must the nozzle of a machine gun be kept when firing to obtain a maximum horizontal range for the bullets?
- A. 0.0o
- B. 22.5o
- C. 30.0o
- D. 45. 0o
- E. 90.0o
Question 3
The angular speed of an object describing a circle of radius 4m with a linear constant speed of 10 ms-1 is
- A. 40.00 rad s-1
- B. 14.00 rad s-1
- C. 2.50 rad s-1
- D. 1.58 rad s-1
- E. 0.40 rad s-1
Question 4
A body of mass 7.5 kg is to be pulled up along a plane which is inclined at 30o to the horizontal. If the efficiency of the plane is 75%, what is the minimum force required to pull the body up the plane?
(g = 10ms-1)
- A. 5.0 N
- B. 20.0 N
- C. 50.0 N
- D. 75.0 N
- E. 200.0 N
Question 5
A student found out from a simple pendulum experiment that 20 oscillations were completed in 38 seconds. What is the period of oscillation of the pendulum?
- A. 8.0s
- B. 3.8 s
- C. 2.0 s
- D. 1.9 s
- E. 0.5s