Question

A train is moving with velocity of 54 km /hr
is accelerated so that it's velocity
becomes 72 km /hr in 15 sec. Find the
acceleration of the train.​

Answer 1

Answer:

a=?

u =72meter

Explanation:

v=

54meter. t=15sec. a=v-u/t a= 54-72/15

-18/15= -0.06 so negative sign integer is called retartation so a=0.06 answer