Electrical Machines The squirrel cage induction motors are provided with blades in order to none of these. balance the rotor dynamically. facilitate cooling of rotor. eliminate noise. none of these. balance the rotor dynamically. facilitate cooling of rotor. eliminate noise. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The breakdown torque of a synchronous motor varies as 1/V² applied voltage V V² 1/V 1/V² applied voltage V V² 1/V ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 4 pole wave wound dc motor having flux per pole of 9.56 X 10-3 Wb contains 460 armature conductors. Calculate the back emf produced when it is running at a speed of 1500 rpm. 440 volt. 240 volt. 220 volt. 230 volt. 440 volt. 240 volt. 220 volt. 230 volt. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Generator works on the principle of production None of these both A and B. dynamically induced emf. static induced emf. None of these both A and B. dynamically induced emf. static induced emf. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following motor has more stability None of these salient pole motor both motors has same stability cylindrical motor None of these salient pole motor both motors has same stability cylindrical motor ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Hunting phenomenon is observed in which motor? Both A and C. Induction motor. Synchronous motor. DC motor. Both A and C. Induction motor. Synchronous motor. DC motor. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS