ACES EE DC GENERATOR

ACES EE DC GENERATOR

University

33 Qs

quiz-placeholder

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ACES EE DC GENERATOR

ACES EE DC GENERATOR

Assessment

Quiz

Mathematics

University

Hard

Created by

Marvin Barquilla

FREE Resource

33 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How would you determine, from visual observation of the armature winding, whether a generator is lap or wave wound?

connection to the field winding

connection to commutator

connection to brushes

the direction of the end connection

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What classification is given to a generator that receives its field excitation current from internal source?

self-excited

controlled excitation

separately-excited

internally excited

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The shunt field of a compound generator is connected across both the series field and the armature. this connection is known as

short shunt

long shunt

differential compound

cumulative compound

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Residual magnetism is necessary in a___generator

separately excited

self excited

both of these

none of these

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Electric dc generators have normally, an over-all efficiency of the order of___%

60 to 80

75 to 85

80 to 90

85 to 95

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The armature magnetic field has effect that

A. it demagnetized or weakens

B. it cross magnetizes or distorts the main flux

C. it magnetizes or strengthens the main flux

both a nd b

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Brushes are always placed

along magnetic neutral axis

along geometric neutral axis

perpendicular to magnetic neutral axis

perpendicular to geometric neutral axis

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