Electrical Machines In shapers and slotters which motor are preferred? Synchronous motor. Slip ring IM. Squirrel cage IM. Double cage motor. Synchronous motor. Slip ring IM. Squirrel cage IM. Double cage motor. 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 crawling. plugging. cogging. locking. crawling. plugging. cogging. locking. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Field divertor method of speed control of a DC series motor gives speed above rated one due to reduction of Line current. None of above. Field current. Armature current. Line current. None of above. Field current. Armature current. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Swinburne test is conducted under which of the following condition? no load half load full load any of the above no load half load full load any of the above ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 20KVA auto transformer, turn ratio is 0.8. Find the power transferred conductively? 4KVA 20KVA 16KVA 0KVA 4KVA 20KVA 16KVA 0KVA ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a DC generator, the armature reaction results in demagnetization of leading & magnetization of trailing pole tip. magnetization of leading and demagnetization of trailing pole tip. magnetization of inter poles. demagnetization of centers of poles. demagnetization of leading & magnetization of trailing pole tip. magnetization of leading and demagnetization of trailing pole tip. magnetization of inter poles. demagnetization of centers of poles. ANSWER DOWNLOAD EXAMIANS APP
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