Question

A car was moving with a uniform velocity when its brake was applied , it stopped in 5 second with retardation of 1m/s2 Calculate initial velocity

Answer 1

Explanation:

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Answer 2

v=0

u=?

a= -1

t=5

v=u+at

0= -u+-1×5

-u= -1×5

u = 5m/s

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