Physics 2005 WAEC Past Questions

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The frequency of a swinging pendulum is the

A. number of complete oscillations the pendulum makes in a second
B. number of amplitudes the bob makes in a second
C. angle the bob swings through in a second
D. distance the bob covers in a second

View Answer & Discuss (1) WAEC 2005

Which of the following about an object performing simple harmonic motion is correct? Its acceleration

A. is maximum at the extreme ends
B. is constant and directed towards a fixed point
C. is zero when it is displayed from the equilibrum position
D. varies linearly with the displacement from a fixed point and is directed towards the fixed point

View Answer & Discuss (7) WAEC 2005

A body of mass 5kg moving with a velocity of 10ms^-1 collides with a stationary body of mass 6kg. If the two bodies stick together and move in the same direction after their collision, calculate their common velocity

A. 4.55ms^-1
B. 12.00ms^-1
C. 30.00ms^-1
D. 50.00ms^-1

View Answer & Discuss WAEC 2005

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Fuel was consumed at a steady rate of 5.0 x 10^-2kg per second in a rocket engine and ejected as a gas with a speed of 4 x 10³ms^-1. Determine the thrust on the rocket