a car is moving with a velocity 12m/s and stops within 5s find its retardation.​

Question

a car is moving with a velocity 12m/s and stops within 5s find its retardation.​

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Amelia 2 months 2021-07-27T23:24:30+00:00 2 Answers 0 views 0

Answers ( )

    0
    2021-07-27T23:25:48+00:00

    u=12m/s

    v=0m/s(final velocity is zero because it will be at rest after stopping

    t=5s

    a=v-u/t

    a =  \frac{v - u}{t}

    a =  \frac{0 - 12}{5}

    a =  \frac{ - 12}{5}

    a =  - 2.5m

    therefore retardation is -2.5m/s^2

    0
    2021-07-27T23:26:10+00:00

    Answer:

    Please follo-w me. Please follo-w me

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