ELECTRICAL ENGINEERS PRE-BOARD EXAMINATION AUGUST 2012

ELECTRICAL ENGINEERS PRE-BOARD EXAMINATION AUGUST 2012

University

37 Qs

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 ELECTRICAL ENGINEERS PRE-BOARD EXAMINATION AUGUST 2012

ELECTRICAL ENGINEERS PRE-BOARD EXAMINATION AUGUST 2012

Assessment

Quiz

Engineering

University

Easy

Created by

John Anthony Torres

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37 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Overvoltage relay device function number

64

56

60

59

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A test used to determine the equivalent resistance of an induction motor is _.

No-load Test

Short-circuit Test

Blocked-rotor Test

Polarity Test

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The unit of retentivity is

Ampere turn

ampere turn/weber

ampere turn/meter

dimensionless

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

in running condition the rotor reactance of 3Φ induction motor is proportional to

induced emf

slip

supply voltage

rotor resistance

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The ratio of the total flux to useful flux is called _.

Mutual flux

Flux Factor

Leakage Factor

Magnetic Factor

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

With reduction of load on alternator

the frequency decreases

the frequency increases

the frequency oscillates

the frequency remains the same

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The process by which metallic parts are demagnetized is called

degreasing

degaussing

degrading

demagnetizing

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