A lift raises five people each of mass 83kg through a vertical distance of 30m in 80 secs. Determine the power supplied by the lift.

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- Jul 10th 2008, 08:53 AMabzwork done.
A lift raises five people each of mass 83kg through a vertical distance of 30m in 80 secs. Determine the power supplied by the lift.

- Jul 10th 2008, 08:56 AMtopsquark
- Jul 10th 2008, 11:01 AMViperRobK
For work done just use F x D where in this case F is the weight of the passengers and D is 30 metres

for average work done take this ansa and divide it by the time taken in this case 80 seconds