Question

hey guy's ....
Answer this .... in hurry

A train starts from rest and accelerates uniformly for 20 seconds to attain a velocity of 90 km per hour . it travel at a constant velocity for 15 minutes and the driver applies brakes to stop the train in next 5 second .find the total displacement of the train​

Answer 1

wait for 2 min calculating

For t=20sec

u=0

v=90*5/18 *=multiplication

a=25/20=5/4

rest is in the pic below