Electrical Machines The DC compound motors are generally Level Compound. Differentical compound. Cummulative compound. None of these. Level Compound. Differentical compound. Cummulative compound. None of these. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If a shunt generator delivers 100 A at 200 V, and the resistances of the shunt field and armature are 100 ohms and 0.01 ohms respectively, the generator emf will be series. parallel. any one of the connection. no resistance is connected. series. parallel. any one of the connection. no resistance is connected. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What is the frequency of rotor current of 50 Hz induction motor operating at 4% slip? 2.5Hz 1 Hz 2HZ 50Hz 2.5Hz 1 Hz 2HZ 50Hz ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The rotor slots are slightly skewed in squirrel cage induction motor to decrease the amount of copper to be used. provide ease of fabrication. reduce the magnetic hum and locking tendency of rotor. increase the strength of rotor bars. decrease the amount of copper to be used. provide ease of fabrication. reduce the magnetic hum and locking tendency of rotor. increase the strength of rotor bars. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Two synchronous generators operating in parallel 200 MW and 400 MW respectively. The drooping characteristics of their governors are identical as 4% from no load to full load. Consider the governors operating at 50Hz on no load. How will the machine share, if the load is 600 MW? 230.7 MW and 369.23 MW respectively generator 2 gets over load generator 1 gets over load 200 MW and 400MW respectively 230.7 MW and 369.23 MW respectively generator 2 gets over load generator 1 gets over load 200 MW and 400MW respectively ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a dc machine 4 pole lap winding is used. The number of parallel paths are? 1 2 8 4 1 2 8 4 ANSWER DOWNLOAD EXAMIANS APP
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