Answer to Question #292498 in Physics for Khalifa

Question #292498

A load of mass 120kg is raise vertically through a high of 2m in 30s by a machine whose efficiency is 100% calculate power generated by the machine

Expert's answer

The power generated by the machine is

"P=\\dfrac{\\Delta W}{t}=\\dfrac{mgh}{t}=78.4\\text{ W}."

Learn more about our help with Assignments: Physics

Comments

No comments. Be the first!

Leave a comment

Related Questions

1. The illustration shows a lamp and a candle illuminating a screen positioned between them at 0.34 m.
2. Four point charges are equally separated by 1.00 m in air. If q1 = 3.0 nC, q2 = -4.0 nC, q3 = 2.0 nC
3. A boy of mass 60kg jumps of a building of height 3.2m. Calculate the time and velocity with which he
4. A hockey puck B rests in a smooth ice surface and is struck by a second puck A, which was originally
5. aqual and opposite charges a certain distance apart are called an electric "dipole*. Apositive
6. What is the total impedance at 20kHz of a series circuit consisting of a 1.5mH inductance, a 100Ω r
7. A ball is thrown making an angle of 30 degrees above the horizontal with a velocity of 20m/s from th