Power required by a boy of mass 30 kg to run up a staircase of 40 steps in 10 seconds is'
(Height of each step is 15 cm)
(Take `g = 10 m//s^(2)`)

A boy of mass 50 kg runs up a staircase of 45 steps in 9 s. If the height of each step in 15 cm, find his power. Take g=10ms^(-2) .

A boy of mass 50kg runs up a staricase of 45 steps in 9s. If the height of each step is 15cm, find his power. Take g = 10m//s^2

A boy of mass 50kg runs up a staricase of 45 steps in 9s. If the height of each step is 15cm, find his power. Take g = 10m//s^2

A boy of mass 50kg, runs up a staircase of 45 steps in 10s. If the height of each step is 14cm, find his power. Take "g=10ms"^(-2)

A boy of mass 50 kg runs up to a stair case of 45 steps in 9 s. If the height of a 15 cm, find his power.

A ball is thrown up at a speed of 4.0 m/s. Find the maximum height reached by the ball. Take g=10 m//s^2 .

A man of mass 50 kg ascends 30 steps of a staircase in 15 seconds. If the height of each step of the staircase is 20 cm, find the power of the man (g=9.8 m//s^(2)).