Physics Past Questions and Answers

A stone of mass 0.7kg is projected vertically , upwards with a speed of 5ms^-1. Calculate the maximum height reached. (Take g as 10ms^-2 and neglect air resistance)

A 1.00m
B 1.25m
C 1.50m
D 3.75m

Question 657:

If the force of attraction between the sun and the 1 planets is removed; the planets will

A Fall towards the sun
B Scatter and stop moving
C Continue to move at tangent to their original orbits
D Continue to move perpendicular to their original orbits. '

Question 658:

A 15kg mass, suspended from a ceiling, is pulled aside with a horizontal force, F, as shown in the diagram above. Calculate the value of the tension, T. (g = 10ms^-2)

A 300.0N
B 173.2N
C 30.0N
D 17.3N

Question 659:

A pendulum bob executing simple harmonic motion has 2cm and 12Hz as amplitude and frequency respectively. Calculate the period of the motion.

A 2.00s
B 0.83s
C 0.08s
D 0.60s

Question 660:

A trolley of mass 4kg moving on a smooth horizontal platform with a speed of 1.0ms^-1 collides perfectly with a stationary trolley of the same mass on the same platform. Calculate the total momentum of the two trolleys immediately after the collision.

A 0.5Ns
B 1.0Ns
C 4.0Ns
D 8.0Ns