Question
A man weighing 60 kg climbs a staircase carrying a 20 g load on his hand . The staircase has 20 steps and each step has a height of 20 cm . It he takes 20 second to climb , his power is
Answer: Option A
Was this answer helpful ?
Power = `((60 + 20) xx (10) xx (20 xx 0.2))/(20)` = 160 w
Was this answer helpful ?
More Questions on This Topic :
Latest Videos
Latest Test Papers
Submit Solution