Electrical Machines What is the shunt resistance component equivalent circuit obtained by no load test of an induction motor representative of ? Copper loss windage and friction loss both 1 and 2 core loss only Copper loss windage and friction loss both 1 and 2 core loss only ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Armature reaction in DC generators will result in reduction in generated emf. short circuit. open circuit. increase in slip. reduction in generated emf. short circuit. open circuit. increase in slip. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of these types of motor is self starting? Poly-phase synchronous machine. None of these. Poly-phase induction motor. Single phase induction motor. Poly-phase synchronous machine. None of these. Poly-phase induction motor. Single phase induction motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Fufuraldehyde analysis is done to determine the condition of paper insulation in transformer. condition of cork gaskets used in transformer. condition of oil in transformer. condition of lamination on CRGO steel sheet. condition of paper insulation in transformer. condition of cork gaskets used in transformer. condition of oil in transformer. condition of lamination on CRGO steel sheet. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which type of motors are preferred in lifts? None of these DC shunt motors. DC series motors. DC compound motors. None of these DC shunt motors. DC series motors. DC compound motors. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following motor has negative speed regulation? Series motor Cumulative compound motors Differential compound motor Shunt motor Series motor Cumulative compound motors Differential compound motor Shunt motor ANSWER DOWNLOAD EXAMIANS APP