Electrical Machines What is the highest possible speed of turbo alternators? 3000 rpm 1500 rpm 1000 rpm 4000 rpm 3000 rpm 1500 rpm 1000 rpm 4000 rpm ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines As compared to DOL starting, a cage induction motor with star-delta starting shall have more starting time. reduced starting current. more starting torque. smoother acceleration. more starting time. reduced starting current. more starting torque. smoother acceleration. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Transformers operating in parallel will share the load depending upon their efficiency. leakage reactance. rating. percentage impedance. efficiency. leakage reactance. rating. percentage impedance. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A shunt generator is running at 1000 rpm. If flux is reduced by half, then what is the new speed? 2000. 500. 0. 1000. 2000. 500. 0. 1000. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The back emf produced in a dc motor depends on none of these. P and Z. P. Z. none of these. P and Z. P. Z. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines As compared to an induction motor, the air gap in a DC motor is same. more. less than 50%. between 50% and 90%. same. more. less than 50%. between 50% and 90%. ANSWER DOWNLOAD EXAMIANS APP