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Statement of a problem № 3130

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A box of mass 1 kg rests on a frictionless inclined plane which is at an angle of 30° to the horizontal plane. Find the constant force that needs to be applied parallel to the incline to move the box (a) up the incline with an acceleration of 1 m/s2 (b) down the incline with an acceleration of 1 m/s2

Solution:
A box of mass 1 kg rests on a frictionless inclined plane which is at an angle o

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