Intro to Forces + Newton's Laws Video Lessons

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Problem: What horizontally-applied force will accelerate a 400-kg crate at 1 m/s2 across a factory floor against a friction force half its weight?A) 2000 NB) 1600 NC) 600 ND) 2400 NE) none of the above

FREE Expert Solution

In this problem, we'll apply Newton's second law.

Newton's second law:

ΣF=ma

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Problem Details

What horizontally-applied force will accelerate a 400-kg crate at 1 m/s2 across a factory floor against a friction force half its weight?
A) 2000 N
B) 1600 N
C) 600 N
D) 2400 N
E) none of the above

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