|
The no load current of the transformer lags behind the ___
|
|
0
|
179
|
August 2, 2021
|
|
The power factor of the transformer on no load is ___
|
|
0
|
244
|
August 2, 2021
|
|
Total emf induced in the primary winding is due to ___
|
|
0
|
248
|
August 2, 2021
|
|
The emf induced in the ___
|
|
0
|
874
|
August 2, 2021
|
|
The flux created by the current flowing through the ___
|
|
0
|
312
|
August 2, 2021
|
|
If the dc voltage is applied instead of ac voltage to the ___
|
|
0
|
393
|
July 31, 2021
|
|
In a transformer operating at constant voltage if the input frequency increases ___
|
|
0
|
196
|
July 31, 2021
|
|
The value of the flux involved in the emf equation for a ___
|
|
0
|
213
|
July 31, 2021
|
|
The transformer has zero regulation at ___
|
|
0
|
192
|
July 31, 2021
|
|
The size of the transformer core depends on ___
|
|
0
|
167
|
July 31, 2021
|
|
The losses which vary with variation in ___
|
|
0
|
149
|
July 31, 2021
|
|
In a transformer circuit mode, the core loss is ___
|
|
0
|
190
|
July 31, 2021
|
|
The flux in the transformer core ___
|
|
0
|
300
|
July 31, 2021
|
|
The power factor of the power transformer on no load will ___
|
|
0
|
704
|
July 31, 2021
|
|
In a transformer ___ decreases with increase in the leakage flux
|
|
0
|
235
|
July 31, 2021
|
|
The mutual flux in a loaded transformer can be ___
|
|
0
|
392
|
July 31, 2021
|
|
Open circuit test in the transformer is ___
|
|
0
|
243
|
July 31, 2021
|
|
If the supply frequency of the transformer is ___
|
|
0
|
780
|
July 31, 2021
|
|
The all day efficiency of the distribution transformer is ___
|
|
0
|
179
|
July 31, 2021
|
|
The thickness of the transformer core laminations is ___
|
|
0
|
189
|
July 31, 2021
|
|
The hum in a transformer is mainly attributed to ___
|
|
0
|
203
|
July 31, 2021
|
|
Grain oriented laminated sheet steel in ___
|
|
0
|
246
|
July 31, 2021
|
|
Multi step core is used in a ___
|
|
0
|
325
|
July 31, 2021
|
|
Conservator is employed to ___
|
|
0
|
166
|
July 31, 2021
|
|
In order to reduce hysteresis loss ___
|
|
0
|
191
|
July 31, 2021
|
|
The joints of the transformer core lamination are ___
|
|
0
|
203
|
July 31, 2021
|
|
The desirable properties of transformer ___
|
|
0
|
163
|
July 31, 2021
|
|
The open circuit test of the transformer gives ___
|
|
0
|
168
|
July 31, 2021
|
|
During short circuit the core losses are ___
|
|
0
|
198
|
July 31, 2021
|
|
A transformer is supplying pure resistive (unity power factor) load ___
|
|
0
|
531
|
July 31, 2021
|