Electrical Machines Open circuit test on transformer gives eddy current loss hysteresis loss copper loss both 1and 2 eddy current loss hysteresis loss copper loss both 1and 2 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines What type of connection is made in between the inter-pole and the field winding? Series. Parallel. Compound. None of the options. Series. Parallel. Compound. None of the options. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Generator works on the principle of production static induced emf. dynamically induced emf. both A and B. None of these static induced emf. dynamically induced emf. both A and B. None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines As compared to DOL starting, a cage induction motor with star-delta starting shall have more starting torque. smoother acceleration. reduced starting current. more starting time. more starting torque. smoother acceleration. reduced starting current. more starting time. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In double cage induction motor, the inner cage offers low resistance and high reactance. high resistance and low reactance. low resistance and low reactance. high resistance and high reactance. low resistance and high reactance. high resistance and low reactance. low resistance and low reactance. high resistance and high reactance. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If s is the slip and f is the supply frequency of an induction motor, the frequency of rotor current is given by sf. sf / 2. f / s. s2. sf. sf / 2. f / s. s2. ANSWER DOWNLOAD EXAMIANS APP
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