Saturday
April 19, 2014

Homework Help: physics

Posted by blast on Tuesday, August 17, 2010 at 8:17pm.

A 120-V motor has mechanical power output of 3.00 hp. It is 94.0% efficient in converting power that it takes in by electrical transmission into mechanical power. Find the energy delivered to the motor by electrical transmission in 2.00 h of operation. Do i divide the power by .94 or time it by .94

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

physics - A 120-V motor has mechanical power output of 2.20 hp. It is 92.0% ...
physics - A 120-V motor has mechanical power output of 3.00 hp. It is 94.0% ...
physics - A 120-V motor has mechanical power output of 2.20 hp. It is 92.0% ...
physics - A 120-V motor has mechanical power output of 3.20 hp. It is 81.0% ...
Physics - A 120-V motor has mechanical power output of 2.00 hp. It is 82.0% ...
Physics - Sewage at a certain pumping station is raised vertically by 5.57 m at ...
Physics (PLEASE HELP) - A generating station is producing 2.00 106 W of power ...
Physics (DUE SOON) - A generating station is producing 2.00 106 W of power that ...
physics mechanical energy and power - A car m = 1850 kg is traveling at a ...
physics - A mover pushes a couch a distance of 4 m to the top of a ramp into the...

Search
Members