Question

Que-6 Find the initial velocity of the car which is stopped in 10 sec by applying breaks. The
retardation due to breaks is 2.5 m/sec.​

Answer 1

Answer:

hiii...

Initial velocity=?

final velocity=0

time=10

accelaration=-2.5m/s2

a=v-u/t

-2.5=0-u/10

-2.5=-u/10

-2.5*10=-u

-25=-u

25=u

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