Waec Physics 2000 Past Questions and Answers

Question 11:

• WAEC 2000

The resultant of two forces acting on an object is maximum when the angle between them is

A. 180^o
B. 90^o
C. 45^o
D. 0^o

Question 12:

• WAEC 2000

The bob of a simple pendulum takes 0.25s to swing from its equilibrium position to one extreme end. Calculate its period

A. 0.25s
B. 0.50s
C. 0.75s
D. 1.00s

Question 13:

• WAEC 2000

The period of oscillation pf a particle executing simple harmonic motion is 4\(\pi\) seconds. If the amplitude of oscillation is 3.0m. Calculate its period

A. 1.5ms^-1
B. 3.0ms^-1
C. 4.5ms^-1
D. 6.0ms^-1

Question 14:

• WAEC 2000

An inelastic collision takes place between ball of known masses, just before the collision one of the ball is moving with a known velocity while the other is stationary. Which of the following physical quantities can be determined from the information given?

A. Speed of each of the ball after collision
B. Kinetic energy of each ball after collision
C. Total momentum of the ball after collision
D. Total momentum of the two ball after collision
E. Mutual forces excerted by the balls

Question 15:

• WAEC 2000

Using the force displacement diagram shown above. Calculate the work done

A. 2000J
B. 1000J
C. 20J
D. 5J