Electrical Machines In which transformer, the tertiary winding is used? Delta - star Star - star Star - delta Delta - delta Delta - star Star - star Star - delta Delta - delta ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines DC motors are stopped by opening line switches and not by forcing the handle of the motor starter back to OFF position. This is due to occurance of Heavy sparking at brushes. None of these. Both of above. Heavy sparking at the first stud of starting resistance steps. Heavy sparking at brushes. None of these. Both of above. Heavy sparking at the first stud of starting resistance steps. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Sparkless commutation can be achieved by employing compensating winding. any one or more of the above methods. high resistance carbon brushes. inter poles. compensating winding. any one or more of the above methods. high resistance carbon brushes. inter poles. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following motor has more stability None of these both motors has same stability cylindrical motor salient pole motor None of these both motors has same stability cylindrical motor salient pole motor ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following DC Motor is used in paper machines? DC Shunt motor. DC compound motor. DC series motor. Separately excited DC motor. DC Shunt motor. DC compound motor. DC series motor. Separately excited DC motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines An auto transformer having a transformation ratio of 0.8 supplies a load pf 10 KW. The power transfered inductively from the primary to secondary is 0. 10 KW. 8 KW. 2 KW. 0. 10 KW. 8 KW. 2 KW. ANSWER DOWNLOAD EXAMIANS APP
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