Electrical Machines For power factor improvement the synchronous motor is to be lightly loaded and underecited lightly loaded and over excited heavily loaded and over excited heavily loaded and underexcited lightly loaded and underecited lightly loaded and over excited heavily loaded and over excited heavily loaded and underexcited ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In salient pole synchronous machine, if direct axis reactance and quadrature axis reactance is equal, then power developed due to reluctance is zero infinite value maximum any of the above zero infinite value maximum any of the above ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Armature of DC machine is made of conducting material. silicon steel. insulating material. non-ferrous material. conducting material. silicon steel. insulating material. non-ferrous material. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Two single-phase alternators operating in parallel have induced EMFs on open circuit of 230∠0° and 230∠10° volts and respective reactance of j2 Ω j3 Ω calculate the terminal voltage 223.V. 300 V. 150 V. 200 V. 223.V. 300 V. 150 V. 200 V. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following induction motor has maximum speed? 8 pole. 4 pole. 6 pole. 2 pole. 8 pole. 4 pole. 6 pole. 2 pole. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 3 - Φ, 4 pole, 50 Hz induction motor 4 % slip, calculate frequency of the rotor emf? 10 Hz. 3 Hz. 50 Hz. 2 Hz. 10 Hz. 3 Hz. 50 Hz. 2 Hz. ANSWER DOWNLOAD EXAMIANS APP
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