Acceleration

Classical Mechanics Level 1

A body starting from rest acquires a velocity of 80 m/s 80\text{ m/s} in 20 20 seconds. Find the acceleration of the body.

4 m/s 2 4\text{ m/s}^2 − 5 m/s 2 -5\text{ m/s}^2 − 4 m/s 2 -4\text{ m/s}^2 5 m/s 2 5\text{ m/s}^2

Anuj Shikarkhane by Anuj Shikarkhane , 19, India

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3 solutions

Acceleration=velocity/time =>80/20 =4m/s^2

1 Helpful 0 Interesting 0 Brilliant 0 Confused

first you are given the velocity and time then using the formula acceleration = velocity/time then you get your answer by 80/20 = 4m/s^2

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Bharti Chauhan
Jul 27, 2018

a=v-u/t a=80-0/20 a=80/20 a=4m/s

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