If a machine gun fires n bullets per second each with kinetic energy K, then the
NextIn a conservative field, the potential energy U as a function of position x is g
If the kinetic energy of a moving body is increased to 16 times of its original value, then the line
EasyMost appropriate graph between kinetic energy E and velocity V is:
MediumA block of mass 5 kg slides down from rest on a rough surface having 30° inclination with horizontal
MediumTwo bodies of masses m₁ and m₂ have equal kinetic energies. If p₁ and p₂ are their respective moment
EasyA crate is pushed horizontally with 100 N force across a 5 m floor. If the frictional force between
MediumAn object of mass 5 kg falls from rest through a vertical distance of 20 m and reaches a velocity of
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