A stone thrown upwards with speed `u` attains maximum height `h`. Ahother stone thrown upwards from the same point with speed `2u` attains maximum height `H`. What is the relation between `h` and `H`?

A stone thrown vertically upwards with a speed of 5 m/sec attains a height H_(1) . Another stone thrown upwards from the same point with a speed of 10m/sec attains a height H_(2) . The correct relation between H_(1) and H_(2) is

A stone is thrown upwards from the ground with a velocity u . What is the maximum height attained by the stone?

A stone thrown down with a seed u takes a time t_(1) to reach the ground , while another stone, thrown upwards from the same point with the same speed, takes time t_(2) . The maximum height the second stone reaches from the ground is

A projectile thrown at an angle of 30^@ with the horizontal has a range R_1 and attains a maximum height h_1 Another projectile thrown, with the same velocity, at an angle 30^@ with the vertical, has a range R_2 and attains a maximum height h_2 The relation between R_1 and R_2 is

A projectile thrown at an angle of 30^@ with the horizontal has a range R_1 and attains a maximum height h_1 Another projectile thrown, with the same velocity, at an angle 30^@ with the vertical, has a range R_2 and attains a maximum height h_2 The relation between R_1 and R_2 is

A ball is thrown upwards with a speed u from a height h above the ground.The time taken by the ball to hit the ground is

A ball is thrown upwards with a speed u from a height h above the ground.The time taken by the ball to hit the ground is

When a ball is thrown up vertically with velocity u , it attains a maximum height H . What should be the velocity so that maximum height becomes 2H ?