Three Phase Induction Motors As load on an induction motor goes on increasing Its power factor remains constant Its power factor goes on increasing even after full load Its power factor goes on increasing up to full load and then it falls again Its power factor goes on decreasing Its power factor remains constant Its power factor goes on increasing even after full load Its power factor goes on increasing up to full load and then it falls again Its power factor goes on decreasing ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors Slip rings are usually made of Carbon Phospor bronze Aluminium Copper Carbon Phospor bronze Aluminium Copper ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors If any two phases for an induction motor are interchanged The motor will run in reverse direction The motor will run at reduced speed The motor will not run The motor will burn The motor will run in reverse direction The motor will run at reduced speed The motor will not run The motor will burn ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors For the same kVA rating, the leakage flux in induction motor is _______ that of transformer. Less than More than None of the listed here About the same Less than More than None of the listed here About the same ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors The injected e.m.f. in the rotor of induction motor must have High value for the satisfactory speed control The same phase as the rotor e.m.f. Zero frequency The same frequency as the slip frequency High value for the satisfactory speed control The same phase as the rotor e.m.f. Zero frequency The same frequency as the slip frequency ANSWER DOWNLOAD EXAMIANS APP
Three Phase Induction Motors In a squirrel cage induction motor, the number of stator slots is _______ rotor slots. Either more or less than the number of Always eqaul to the number of Always less than the number of Always greater than the number of Either more or less than the number of Always eqaul to the number of Always less than the number of Always greater than the number of ANSWER DOWNLOAD EXAMIANS APP