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Pendulum in Non Inertial Frame

A block of ma...

Question

A block of mass 10 kg is placed on a horizontal surface.A force F is acting on the block in the upward direction at an angle 30 degree to the horizontal.For What minimum value of F will the block be lifted up?

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Solution

Dear Student,
$f o r l i f t i n g t h e b l o c k F \sin (30) = m g F = 2 m g = 200 N$
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