If a car stops from 20 m/s in 4 s, what is its average deceleration? - KINEMATICS Quiz | GKFix.in

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Question

If a car stops from 20 m/s in 4 s, what is its average deceleration?

A. 4 m/s²
B. 5 m/s²
C. 10 m/s²
D. 20 m/s²