Homework Help: Physics

Posted by Claire on Saturday, October 24, 2009 at 8:41am.

A 2-hp motor drives a sanding belt. If the efficiency of the motor is 87% and that of the sanding belt 75% due to slippage, what is the overall efficiency of the system?

The answer has to be 65.25%. Can someone please help me to work it out?

Physics - bobpursley, Saturday, October 24, 2009 at 8:49am
The final efficiency is the product of the input efficiencies. What is .87*.75?

Answer this Question

Related Questions

Physics - container factory uses a 450 W motor to operate a conveyor belt that ...
Physics - container factory uses a 450 W motor to operate a conveyor belt that ...
physics - A small motor draws a current of 1.76 A from a 110 V line. The output ...
Science - container factory uses a 450 W motor to operate a conveyor belt that ...
Electricity - A motor running at its rated power provides 2.6 lb-ft torque at ...
algebra - The power (P) required to run a motor is equal to the voltage (E) ...
physics - A box drops down from a small height onto a horizontal conveyor belt. ...
Physics - 1. A 2.5kg rock is dropped from a 350m cliff. It hits the ground with ...
physics - A 120-V motor has mechanical power output of 3.20 hp. It is 81.0% ...
Physics - An 8.5 x 10^2 elevator is pulled up at a constant velocity of 1 m/s by...

For Further Reading

First Name:
School Subject:
Answer: