Electrical Machines When maximum flux density is constant, the eddy current losses are proportional to f V f2 V2 f V f2 V2 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Flux density under trailing pole tips in case of generator will increase either increase or decrease None of these decrease increase either increase or decrease None of these decrease ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines At the instant of starting, the per unit slip of 3 - Φ induction motor is 1.0. 0.05. 0.1. 0.5. 1.0. 0.05. 0.1. 0.5. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following will vary the maximum torque? rotor reactance X both 1 and 2 None of these rotor resistance R rotor reactance X both 1 and 2 None of these rotor resistance R ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a synchronous motor, damper windings are provided on None of these rotor shaft. pole faces. stator frame. None of these rotor shaft. pole faces. stator frame. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A series motor is efficiently suitable for none of these. low starting torque operation. constant speed operation. high starting torque operation. none of these. low starting torque operation. constant speed operation. high starting torque operation. ANSWER DOWNLOAD EXAMIANS APP