Homework Help: physical science

Posted by September on Monday, October 29, 2007 at 10:30pm.

An elevator lifts passengers 30m in 24sec. The power is 15,000W. What is the total weight of the elevator and passengers?

physical science - drwls, Tuesday, October 30, 2007 at 12:59am
Power = Force * Velocity = (Total weight)*(30/24 m/s)
= 1.25 m/s *Weight (N)
Solve for the weight
15,000 W = 15,000 J/s

Answer this Question

Related Questions

physical science - An elevator lifts passengers 30m in 24sec. The power is 15,...
physical science - and elevator lifts five passengers 30 m in 24 sec. the power ...
physics - an elevator motor provides 45 W of power while lifting a 2000 kg ...
University Physics - An elevator's cable snaps and its emergency brakes ...
Physics!! - An elevator's cable snaps and its emergency brakes start ...
Physics - An elevator lifts a total mass of 1.1 x 10^3 kg, a distance of 40 m in...
Physics - A cable lifts a 1370 kg elevator at a constant velocity for a distance...
Physics - An elevator's cable is cut causing the elevator to slide down thhe...
science - A cable lifts a 1050-kg elevator at a constant velocity for a distance...
Science - An elevator lifts a person weighing 625 newtons a distance of 7 meters...

For Further Reading

First Name:
School Subject:
Answer: