A stone is dropped from rest from a point 0.4 m above a window 0.5m high. Find the time taken by the stone to pass against window.

A stone is dropped from a height of 10cm above the top of a window 80 cm high.the time taken by the stone to cross the window is (g=9.8 ms^(-2))

A stone is dropeed from a height of10 cm above the top of a window 80 cm high. The time taken by the stone to cross the window is (g = 9.8 ms^(-2))

A balloon rises from rest on the ground with constant acceleration g / 8. A stone is dropped from the balloon when the balloon has risen to a height of (H). Find the time taken by the stone to reach the ground.

A balloon reses from rest on the ground with constant acceleration g // 8. A stone is dropped from the balloon when the balloon has resen to a height of (H). Find the time taken by the stone to reach the ground.

A balloon rises rest on the ground with constant acceleration 1 m s^(-2) . A stone is dropped when balloon has risen to a height of 39.2 m . Find the time taken by the stone to teach the ground.