Question

If velocity of an object decreases from 20 metre per second to 10 metre per second in 10 second. Its acceleration is

Answer 1

Answer:

a=1

Explanation:

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Answer 2

initial velocity = 20 m/s

final velocity = 10m/s

acceleration = v - u /t

acceleration = 20 - 10 / 10

acceleration = 10/10

acceleration = 1 m/s^2