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a block of mass 2m is connected to a vertical massless spring and another block of mass m kept on 2m.find the amplitude of oscillation that mass m will not left mass 2m.
a particle of mass 4m explode in air in four equal masses with velocity v making angle 90 degree to each other then find its kinetic energy.
what is capillary effect explain through some examples.
a ladder is sliding against a vertical wall.its horizontal velocity is v and at a instant it make angle 30 degree with horizontal .then find the velocity of COM
explain the relationship between escape velocity and orbital velocity.
how gravitational acceleration varies with height .
write the relation between phase and group velocity
explain the Einstein's equation for photoelectric efffect
how to write energy of photon.
a bus starts its journey from rest with constant acceleration 5m/s^2 find its velocity at t=2sec.and draw v-t graph.
