A machine puts out 100 Watts of power for every 1000 Watts put into it.The efficiency of the machine is
A)10%.
B)50%.
C)90%.
D)110%.
E)none of these

Name: A machine puts out 100 Watts of power for every 1000 Watts put into it.The efficiency of the machine is A)10%. B)50%. C)90%. D)110%. E)none of these
Brand: Quizplus
Rating: 4.9 (41 reviews)

Question

Quizplus · Accepted Answer

The efficiency of a machine is calculated as (Output Power/Input Power) * 100%. Here, (100/1000) * 100% = 10%.

A Machine Puts Out 100 Watts of Power for Every