physics
posted by kevin Chen .
A braking force is applied to a 300kg motorcycle to reduce its speed from 20.0m/s to 16.0m/s in 10.0s. Find the braking force.

Deceleration:
16 = 20 + Ta
16  20 = 10a
a = 0.4 m/s2
Braking force = 300 X 0.4 = 120 N
Please check the above calc and give comments!
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