A ball is thrown vertically upwards from the top of tower of height `h` with velocity `v` . The ball strikes the ground after time.

A ball is thrown vertically upwards from the top of a tower of height 60 m with a speed of 20 m//s. (i) The ball strikes the ground after 6 s (ii) The ball strikes the ground with speed 40 m//s (iii) The distance of ball above the ground after 5 s is 35 m The maximum height attained by ball above the ground is 80 m

A ball is thrown vertically upwards from the top of a tower with a velocity of 10m/s. If the ball falls on the ground after 5 seconds, the height of the tower will be? (use g=10m/ s^(2) )

A ball is thrown vertically upwards from the top of a tower with an initial velocity of 19.6 m s^(-1) . The ball reaches the ground after 5s. Calculate the height of the tower .

A ball is thrown vertically upward from the top of a tower with a speed of 100 m/s. It strikes the pond near the base of the tower after 25 second. The height of the tower is

A ball is thrown vertically upward from the top of a tower with a speed of 100 m/s. It strikes the pond near the base of the tower after 25 second. The height of the tower 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 vertically upwards from the top of a tower at 4.9 ms^(-1) . It strikes the pond near the base of the tower after 3 seconds . The height of the tower is

A ball is thrown vertically upward with a velocity u from the top of a tower. If it strikes the ground with velocity 3u, the time taken by the ball to reach the ground is

A ball is thrown vertically upward with a velocity u from the top of a tower. If it strikes the ground with velocity 3u, the time taken by the ball to reach the ground is

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