Question

numerical of acceleration

Answer 1

A car at rest starts moving and gains a velocity of 100 m/s in 10 seconds. After the 10th second the driver applied breaks breaks due to which the velocity of car reduces to 80 m/s after 2 seconds.

i) Find the former Acceleration of the car.
ii) Find the acceleration after the driver applied breaks.
iii) What retardation has the car undergone?

Answer 2

Answer:

attachment

Explanation:

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