By application of a constant force for 10 seconds, the velocity of an object of mass 20 kg changes from 15 m/s to 30 m/s. Calculate the
magnitude of the force applied.
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Answer:
F=30N
Explanation:
m=20kg
a=velocity(final)-velocity(initial)/[time taken]
a=(30-15)/10=1.5m/s²
F=ma
=20(1.5)=30N
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