A boy of mass 50 kg runs up a staircase of 45 steps in 9 s. If the height of each step is 15 cm, find his power. Given, g = 10 ms-2
1
375 W
2
275 W
3
275 J
4
375 J
A boy of mass 50 kg runs up a staircase of 45 steps in 9 s. If the height of each step is 15 cm, find his power. Given, g = 10 ms-2