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 locking. plugging. cogging. crawling. locking. plugging. cogging. crawling. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Tertiary winding in a transformer is mostly zig - zag star connected. star connected. delta connected. zig - zag delta connected. zig - zag star connected. star connected. delta connected. zig - zag delta connected. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following is the largest conversion device? Synchronous machine All of these DC machine Induction machine Synchronous machine All of these DC machine Induction machine ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If the number of rotor slots is equal to number of stator slots, then motor refuses to start. Hence it is known as crawling. relative speed. cogging. air gap. crawling. relative speed. cogging. air gap. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a single phase induction motor, the starting torque developed is proportional to 1/V V² supply voltage V 1/V² 1/V V² supply voltage V 1/V² ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 440 V, 3-phase, 10 pole and 50 HZ synchronous motor delivering a torque of 50 N-m, delivers a power of 500W 100W 1000W 3000W 500W 100W 1000W 3000W ANSWER DOWNLOAD EXAMIANS APP
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