A balloon is rising with a speed of `5ms^-1`. When it is at a height of 98m a packet is dropped from it. What is the velocity of the packet when it strikes the ground?

A balloon ascending at the rate of 9.8 ms^(-1) is at a height of 39.2 m above the ground when a packet is dropped from the baloon. After how much time and with what velocity does it reach the ground? g= 9.8 ms^(-2) .

When a body accelerates by erf, what is the velocity after time T, when it starts from rest?

A bomber piane is moving horizontally with a speed of 500ms^-1 and a bomb relased from it strikes the ground in 10s. The angle it strikes the ground is

What happens to the total energy of a freely - falling body when it strikes the ground ?

An object is projected upward with a velocity of 100ms^-1 . It will strike the ground in approximately

A ball thrown vertically upward with a speed of 19.6ms^-1 from the top of a tower returns to earth in 6 sec. Find the height of tower.

The height of a tower is 10m.What is the length of its shadow when sun's elevation is 45^@ ?

A bob of mass 0.1 kg hung from the ceiling of a room by a string 2 m long is set into oscillation. The speed of the bob at its mean position is 1 m s^1. What is the trajectory of the bob if the string is cut when the bob is (a) at one of its extreme positions, (b) at its mean position.

A ball is gently dropped from a height of 20 m. If its velocity increases uniformly at the rate of 10 ms^-2 , with what velocity will it strike the ground? After what time will it strike the ground?

When a ball hits a wall with a velocity of 50m/s and bounces back with the same speed, what is the change in velocity of the ball?