A 3.0-kg block moves up a 40o incline with constant speed under the action of a 26-N force acting up and parallel to the incline. What magni

Question

A 3.0-kg block moves up a 40o incline with constant speed under the action of a 26-N force acting up and parallel to the incline. What magnitude force must act up and parallel to the incline for the block to move down the incline at constant velocity?

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Thu Hương 6 mins 2021-07-22T14:28:09+00:00 1 Answers 0 views 0

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    2021-07-22T14:29:16+00:00

    Answer:

    it is very hard question for me sorry i cant solve it

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