|
The fall in speed of a dc generator due to increase in load can be corrected by ___
|
|
0
|
410
|
August 29, 2021
|
|
Two dc shunt generators having equal open-circuit emfs but slight different load characteristics are ___
|
|
0
|
270
|
August 29, 2021
|
|
The interpole air gap is ____that under the field poles, in dc machines
|
|
0
|
203
|
August 29, 2021
|
|
The voltmeter connected across a generator reads voltage same at ___
|
|
0
|
246
|
August 29, 2021
|
|
The compensating windings are placed in the slots in the pole faces to ___
|
|
0
|
218
|
August 29, 2021
|
|
Which of the following dc generators will have negligible terminal voltage on no load?
|
|
0
|
122
|
August 29, 2021
|
|
If the brushes are given a small amount of forward shift in case of a ___
|
|
0
|
346
|
August 29, 2021
|
|
The terminal voltage of an overcompounded dc generator ___
|
|
0
|
141
|
August 29, 2021
|
|
The armature mmf of a dc machine has ___
|
|
0
|
223
|
August 28, 2021
|
|
The voltage at the terminals of a dc series generator running at ___
|
|
0
|
275
|
August 28, 2021
|
|
The field coils of a dynamo have an inductance of ___
|
|
0
|
236
|
August 28, 2021
|
|
When the shunt field of a dc compound generator is connected across both the ___
|
|
0
|
203
|
August 28, 2021
|
|
In a dc machine, the armature winding is made up of number of coils distributed in ___
|
|
0
|
252
|
August 28, 2021
|
|
The compensating winding in a ___
|
|
0
|
159
|
August 28, 2021
|
|
In order to ascertain whether a dc machine is lap wound or wave wound on the ___
|
|
0
|
242
|
August 28, 2021
|
|
If the armature current is increased to double its previous value, and the time of ___
|
|
0
|
617
|
August 28, 2021
|
|
Minimum number of coils for 400 V, 6-pole lap connected dc machine for a ___
|
|
0
|
1561
|
August 28, 2021
|
|
Under-commutation results in ___
|
|
0
|
160
|
August 28, 2021
|
|
Wave winding is employed in a dc machine of ___
|
|
0
|
165
|
August 28, 2021
|
|
Armature reaction in a dc shunt generator, running at full load with the brushes not ___
|
|
0
|
369
|
August 28, 2021
|
|
What are slot wedges in a dc machine made of?
|
|
0
|
489
|
August 28, 2021
|
|
A 4-pole dynamo with wave wound armature has ___
|
|
0
|
189
|
August 28, 2021
|
|
The field coils of a dc generator are usually made of ___
|
|
0
|
173
|
August 28, 2021
|
|
For a linear electromagnetic circuit, the following statement is true ___
|
|
0
|
187
|
August 28, 2021
|
|
Number of tappings to each equalizer ring is equal to number of ___
|
|
0
|
272
|
August 28, 2021
|
|
How many segments will be there for the commutator of a ___
|
|
0
|
355
|
August 28, 2021
|
|
In a dc machine, for the same value of ε, Zand N which one of the following statements is Correct?
|
|
0
|
212
|
August 28, 2021
|
|
Growler is used to detect ___
|
|
0
|
215
|
August 28, 2021
|
|
4 pole generator with 16 coils has a two layer lap winding ___
|
|
0
|
216
|
August 28, 2021
|
|
Which of the following statements associated with Amplidyne and Metadyne are correct?
|
|
0
|
142
|
August 28, 2021
|