Electrical Machines A shunt generator is running at 1000 rpm. If flux is reduced by half, then what is the new speed? 500. 2000. 0. 1000. 500. 2000. 0. 1000. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of following methods are suitable for the speed control of squirrel cage induction motor? 1. Voltage control. 2. Frequency control. 3. Pole changing method. 4. Rotor resistance control select the correct answer using the codes given below:- 1, 2 and 3. 2 and 4. 2, 3 and 4. 1, 3 and 4. 1, 2 and 3. 2 and 4. 2, 3 and 4. 1, 3 and 4. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If the field current is reduced to zero the maximum power developed by alternator is 5.46 KW. 0.9103 KW. 2.73 KW. 1.644 KW. 5.46 KW. 0.9103 KW. 2.73 KW. 1.644 KW. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 4 pole dc generator is running at 1500 rpm the frequency of current in the armature winding is 100Hz. 50Hz. 200Hz. 150Hz. 100Hz. 50Hz. 200Hz. 150Hz. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For the above problem, find the induced voltage of an alternator of it is to deliver a load of 100 A at power factor of 0.8 lagging with terminal voltage of 200 V. 230 V. 220 V. 222 V. 225 V. 230 V. 220 V. 222 V. 225 V. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In an auto-transformer, power is transferred through conduction process only. both A and B. None of these induction process only. conduction process only. both A and B. None of these induction process only. ANSWER DOWNLOAD EXAMIANS APP
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