A minibus of mass 1,500 kg travelling at a constant velocity of 72 km/h collides head-on with a stationary car of mass 900 kg. The impact takes 2 seconds before the two move together at a constant velocity for 20 seconds. Calculate a) The common velocity b) The distance moved after the impact c) The impulsive force d) The change in kinetic energy

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A minibus of mass 1,500 kg travelling at a constant velocity of 72 km/h collides head-on with a stationary car of mass 900 kg.

The impact takes 2 seconds before the two move together at a constant velocity for 20 seconds.

Calculate

a) The common velocity

b) The distance moved after the impact

c) The impulsive force

d) The change in kinetic energy

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