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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? 10+ lb. 10- lb. 9+ lb. 9- lb.
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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?

10+ lb.

10- lb.

9+ lb.

9- lb.

User Zskdan
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7.5k points

1 Answer

2 votes
it's 10+ lb ans please tell if i am wrong
User Jasan
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8.2k points
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