Electrical Machines DC shunt motors are suitable for All of this. Centrifugal pumps Lathes. Blowers and fans. All of this. Centrifugal pumps Lathes. Blowers and fans. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines An induction motor when started on no load does not accelerate up to full speed but runs at 1/7th of the rated speed. The motor is said to be cogging. locking. crawling. plugging. cogging. locking. crawling. plugging. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following statement is correct, if short circuit ratio is high? Low short circuit current Good voltage regulation High voltage regulation None of these Low short circuit current Good voltage regulation High voltage regulation None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For a 3-phase, 4 pole, 50 Hz synchronous motor the frequency, pole number and the frequency are halved. The motor speed will be 3000 rpm 375 rpm 75 rpm 1500 rpm 3000 rpm 375 rpm 75 rpm 1500 rpm ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For same HP rating and full load speed which of following motor has poor starting torque? Series. Differently compounded. Shunt. Cummulative compound. Series. Differently compounded. Shunt. Cummulative compound. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The slight curvature at the lower end of the OCC of a self excited DC generator is due to residual flux. high speed. high field resistance. magnetic inertia. residual flux. high speed. high field resistance. magnetic inertia. ANSWER DOWNLOAD EXAMIANS APP
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