|
In auto-transformer starting of a 3-phase induction motor, if ___
|
|
0
|
211
|
September 4, 2021
|
|
The rotor of a three phase, 5 kW, 400 V, 50Hz, slip ring induction motor is ___
|
|
0
|
1050
|
September 4, 2021
|
|
Iron loss in the rotor of a 3-phase induction motor is ___
|
|
0
|
260
|
September 4, 2021
|
|
The starting current of a 3Φ induction motor is 5 times the ___
|
|
0
|
158
|
September 4, 2021
|
|
The maximum possible speed of a 3-phase squirrel cage induction motor running at ___
|
|
0
|
411
|
September 4, 2021
|
|
An increase in rotor circuit reactance of a 3-phase induction motor will ___
|
|
0
|
419
|
September 4, 2021
|
|
In an hysteresis motor, the rotor core must have ___
|
|
0
|
152
|
September 4, 2021
|
|
For starting a 3-phase induction motor ___
|
|
0
|
194
|
September 4, 2021
|
|
If Ns is the synchronous speed, N is the rotor speed and s is the slip then ___
|
|
0
|
166
|
September 4, 2021
|
|
Which one of the following statements is correct in respect of an induction motor?
|
|
0
|
336
|
September 4, 2021
|
|
Reluctance torque is the ___
|
|
0
|
156
|
September 4, 2021
|
|
A 3-phase induction motor is operating at its ___
|
|
0
|
187
|
September 4, 2021
|
|
The rotor circuit of an induction motor under operating condition is ___
|
|
0
|
250
|
September 4, 2021
|
|
The starting torque of a squirrel cage induction motor is ___
|
|
0
|
381
|
September 4, 2021
|
|
Direction of rotation of a repulsion motor is reversed by ___
|
|
0
|
179
|
September 4, 2021
|
|
Induction motors, over synchronous motors, have the ___
|
|
0
|
139
|
September 4, 2021
|
|
A 3-phase, 4-pole squirrel cage induction motor has ___
|
|
0
|
2123
|
September 4, 2021
|
|
In an induction motor under running condition, the rotor reactance per phase is ___
|
|
0
|
313
|
September 4, 2021
|
|
In a repulsion motor the brushes are ___
|
|
0
|
173
|
September 4, 2021
|
|
In the ecluivalent circuit of a double cage induction motor the ___
|
|
0
|
164
|
September 4, 2021
|
|
In a 3-phase wound rotor induction motor the short-circuit gear is ___
|
|
0
|
308
|
September 4, 2021
|
|
In a slip-ring induction motor, the frequency of rotor currents can be ___
|
|
0
|
181
|
September 4, 2021
|
|
The armature reaction in a large sized universal motor is ___
|
|
0
|
138
|
September 4, 2021
|
|
The rotor slots in a 3-phase induction motor are ___
|
|
0
|
187
|
September 4, 2021
|
|
The induction motor shaft is made of ___
|
|
0
|
183
|
September 4, 2021
|
|
A 3-phase induction motor is operating at ___
|
|
0
|
200
|
September 4, 2021
|
|
An induction motor with larger number of slots has ___
|
|
0
|
192
|
September 4, 2021
|
|
An induction motor works with ___
|
|
0
|
172
|
September 4, 2021
|
|
An 8 pole alternator runs at ___
|
|
0
|
281
|
September 4, 2021
|
|
In a large sized ac series motor, the inductive effects of ___
|
|
0
|
148
|
September 4, 2021
|