Electrical Engineering Questions and Answers


36)

An alternator is an electromechanical ac generator.


Answer: Option B

Explanation:

It's an electromagnetic ac generator.

37)

The term squirrel-cage applies to a type of three-phase ac generator.


Answer: Option B

Explanation:

38)

A balanced load is one in which all the impedances are equal.


Answer: Option A

Explanation:

39)

Power is measured in a three-phase load by using an ammeter.


Answer: Option B

Explanation:

Power is measured in watts, Wattmeter is used.

40)

In a Δ-connected generator, there is a 120° difference between each line current and the nearest phase current.


Answer: Option B

Explanation:

In delta voltage current is root 3 times of phase voltage. So it is false.