A stone is projected at `30^(@)` above to the horizontal with a speed 20m`s^(-1)` from the top of a tower of height 120m .The time after which it reaches the ground is (g=10m`s^(-2)`)

A ball is thrown horizontally with a speed of 20 m//s from the top of a tower of height 100m Time taken by the ball to strike the ground is

A ball is thrown horizontally with a speed of 20 m//s from the top of a tower of height 100m velocity with which the ball strikes the ground is .

A ball is thrown horizontally with a speed of 20 m//s from the top of a tower of height 100m Horizontal distance travelled by the before it strickes the ground is

A stone is thrown up from the top of a tower 20,m with a velocity of 24m/s a tan elevation of 30^(@) above the horizontal. Find the horizontal distance from the foot of the tower to the point at which the stone hits the ground. Take g = 10 m//s^(2)

A ball is thrown horizontally with speed 10 m//s from the top of tower of height 80 m . After how much time and at what horizontal distance from the tower it strikes the ground ?

A stone thrown upwards from the top of a tower 85 m high, reaches the ground in 5s. Find the greatest height above the ground.Take g = 10 ms^(-2)

A ball of mass 2 kg is projected horizontally with a velocity 20m/s from a building of height 15m. The speed with which body hits the ground is :

A body is projected horizontally from the top of a tower of height 10m with a velocity 10m/s .Its velocity after 1 second is

A body is projected horizontally from the top of a tower of height 4.9m with a velocity of 9.8m/s. The velocity with which the body strikes the ground is?

Two particles of same mass are project simultaneously with same speed 20ms^(-1) from the top of a tower of height 30m. One is projected vertically upwards and other projected horizontally.The maximum height attained by centre of mass from the ground will be (g=10ms^(-2))