1.

Help me to find the answer of Q no. 22

Answer» HELLO friend...!!!

question 22)

•According to the question it is given

we should calculate the

initial velocity U = ????

time T = 10 seconds

retardation = - 2.5m/s^2 ( here negative symbol is considered because it is retardation)

finally velocity V = 0

according to equations of motion, we know

V = U + aT

0 = U + (-2.5 X 10 )

therefore,

U = 25 m/s is the initial velocity.

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hope it helps...!!!


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