Multiple Choice
Joe and Bill are playing tug-of-war.Joe is pulling with a force of 200 N.Bill is simply hanging on,but skidding toward Joe at a constant velocity.What is the force of friction between Bill's feet and the ground?
A) 200 N
B) 400 N
C) less than 200 N
D) greater than 200 N,but less than 400 N
Correct Answer:

Verified
Correct Answer:
Verified
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