|
The direction of generated emf in the armature coil of ___
|
|
0
|
173
|
June 27, 2023
|
|
A belt-driven cumulatively-compound dc generator is delivering power to ___
|
|
0
|
144
|
June 27, 2023
|
|
A short-shunt cumulatively-compounded dc generator builds up ___
|
|
0
|
173
|
June 27, 2023
|
|
A 230 V dc series generator is driven at its ___
|
|
0
|
223
|
June 27, 2023
|
|
A dc shunt generator, when commissioned after a major repair of ___
|
|
0
|
133
|
June 27, 2023
|
|
A dc shunt generator, when driven without any excitation, showed an ___
|
|
0
|
152
|
June 27, 2023
|
|
A separately-excited DC generator, running at ___
|
|
0
|
138
|
June 27, 2023
|
|
A DC shunt generator builds up 230 V when driven in ___
|
|
0
|
163
|
June 27, 2023
|
|
A self-excited shunt generator fails to ___
|
|
0
|
149
|
June 27, 2023
|
|
In normal dc machines operating at ___
|
|
0
|
207
|
June 27, 2023
|
|
Consider the following statements regarding dc machines ___
|
|
0
|
148
|
June 27, 2023
|
|
The commutator segments of DC machines are made up of ___
|
|
0
|
199
|
June 27, 2023
|
|
The armature core of a DC machine is laminated to ___
|
|
0
|
127
|
June 27, 2023
|
|
A DC shunt generator builds up to a voltage of 220 V at ___
|
|
0
|
133
|
June 27, 2023
|
|
Consider the following statements regarding the magnetization characteristics of ___
|
|
0
|
149
|
June 27, 2023
|
|
The brush-axis of a bipolar dc motor is rotated by ___
|
|
0
|
206
|
June 27, 2023
|
|
In dc machines, the field-flux axis and armature-mmf axis are ___
|
|
0
|
205
|
June 27, 2023
|
|
In dc machines, the space waveform of ___
|
|
0
|
146
|
June 27, 2023
|
|
A commutator in DC machines can ___
|
|
0
|
120
|
June 27, 2023
|
|
In dc machines, the space distribution of air-gap flux density wave at ___
|
|
0
|
153
|
June 27, 2023
|
|
In dc machines, the field system has to be ___
|
|
0
|
150
|
June 27, 2023
|
|
In dc machines, the armature windings are placed on the ___
|
|
0
|
132
|
June 27, 2023
|
|
Which of the following voltage regulator is preferred for providing large values of ___
|
|
0
|
148
|
June 27, 2023
|
|
Fufuraldehyde analysis is done to determine the ___
|
|
0
|
119
|
June 27, 2023
|
|
Dissolve gas analysis of transformer oil is carried out to ___
|
|
0
|
115
|
June 27, 2023
|
|
What does the use the of height flux density value in transformer design lead to?
|
|
0
|
104
|
June 27, 2023
|
|
Maximum allowable moisture content of ___
|
|
0
|
116
|
June 27, 2023
|
|
Minimum allowable resistivity of power transformer insulating oil is ___
|
|
0
|
121
|
June 27, 2023
|
|
Maximum allowable tan - delta (tanδ) of dielectric dispassion factor of ___
|
|
0
|
158
|
June 27, 2023
|
|
Maximum allowable acidity level of power transformer insulating oil is ___
|
|
0
|
165
|
June 27, 2023
|