Physics, 20.07.2019 18:00 anabellabenzaquen
If the actual frictional force is equal to 1 lb., then how much effort (force) would be required to drag a 90 lb. box up the plane? a. 10+ lb. b. 10- lb. c.9+ lb. d. 9- lb. could you also explain this? i am having a hard time understanding.
Answers: 1
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If the actual frictional force is equal to 1 lb., then how much effort (force) would be required to...
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