15-03-2020
Physics

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A 7kg bowling ball is at rest at the end of a bowling lane. You push the ball with a force of 22N which induces a -1N of friction force so the ball
accelerates 3m/s/s. What is the net force acting on the ball?

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MathPhys MathPhys

15-03-2020

Explanation:

You can find the net force by summing the force components:

∑F = 22 N − 1 N

∑F = 21 N

Or by using Newton's second law:

∑F = ma

∑F = (7 kg) (3 m/s²)

∑F = 21 N

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