Question

a train is moving with a velocity of 90 km per hour.it is brought to stop by applying the brakes which produce a retardation of 0.5 metre per second square I)find the velocity after 10 sec and ii) the distance travelled by train after applying the brakes.​

Answer 1

Answer:

90km/hr = 25m/s

velocity = 0.5 - 25/10 = - 2.45m/s

Distance = 0.5 × 10 = 5 metres