Which of the following is self adjusting force?
Sliding friction
Dynamic friction
Static friction
Limiting friction
A man of mass $m_1$ is standing on a platform of mass $m_2$ kept on a smooth horizontal surface. If the man starts moving on the platform with a velocity $v$ relative to the platform, then recoil velocity of platform is
Select correct statement regarding pseudo force
Block $B$ moves to the right with a constant velocity $v_0$. The velocity of body $A$ relative to $B$ is:
A ping-pong ball of mass $m$ is floating in air by a jet of water emerging out of a nozzle. If the water strikes the ping-pong ball with a speed $v$ and just after collision water falls dead, the mass flow rate of water in the nozzle is equal to
Two masses of $5\, kg$ and $10\, kg$ are connected to a pulley as shown. What will be the acceleration if the pulley is set free ($g =$ acceleration due to gravity)