Which of the following devices works on an opposite principle to an electric motor?

A. diode
B. generator
C. transformer
D. capacitor


Answer: B

Trades & Technology

You might also like to view...

Describe gearless traction elevators.

What will be an ideal response?

Trades & Technology

How much of a correction factor is needed if the ambient temperature is 40°C?

a. 0.28 b. 0.57 c. 0.77 d. 0.82

Trades & Technology

What are the two capacities that a digital scroll compressor can operate at?

What will be an ideal response?

Trades & Technology

An evaporator pressure regulator is typically _____

A) controlled by an On-Off switch B) controlled by a programmable controller C) a self-contained device D) required on all domestic refrigeration systems

Trades & Technology