a box of mass 8 kg is placed on a rough inclined plane of inclination θ. its downward motion can be prevented by applying an upward pull f and it can be made to slide upwards by applying a force 2f
a box of mass 8 kg is placed on a rough inclined plane of inclination θ. its downward motion can be prevented by applying an upward pull f and it can be made to slide upwards by applying a force 2f
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