A force F = (x + 1) N acts on a particle in x-direction. What is the work done b
NextA stone of mass 0.2 kg is tied to one end of a thread of length 0.1 m whirled in
A body is suspended from a smooth horizontal nail by a string of length 0.25 metre. What minimum hor
EasyAn insect is crawling in a hemi-spherical bowl of radius R. If the coefficient of friction between t
MediumA stone of mass 0.2 kg is tied to one end of a thread of length 0.1 m whirled in a vertical circle.
EasyA stone of mass m, tied to a string is being whirled in a vertical circle such that stone just compl
MediumAn object of mass 5 kg falls from rest through a vertical distance of 20 m and reaches a velocity of
MediumFind out potential energy of the system
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