A disc – like reel with massless thread unwinds itself while falling vertically downwards. The acceleration of its fall is:

A bomb is falling vertically downwards into the air it explodes in air, then

A bomb is falling vertically downwards into the air it explodes in air, then

A passenger of mass 30kg is standing in a lift which is moving vertically downwards with an acceleration of 1.8m/s^2 . What will be the effect if the cable is cut and the lift falls freely?

A car which has front and rear glass screens almost vertical is moving on a road when rain drops' are falling vertically downward. The rain will strike:

When released from certain height why do objects tend to fall vertically downwards?

A resistance coil is held horizontally and a magnet is allowed to fall vertically through it . Then the acceleration of the magnet while passing through the coil is