Electrical Machines The 3 - Φ induction motor with rotor circuit open will get over heated. run normally. not run. make noise. get over heated. run normally. not run. make noise. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following DC Motor is used in paper machines? Separately excited DC motor. DC series motor. DC compound motor. DC Shunt motor. Separately excited DC motor. DC series motor. DC compound motor. DC Shunt motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The DC compound motors are generally Cummulative compound. None of these. Differentical compound. Level Compound. Cummulative compound. None of these. Differentical compound. Level Compound. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For pure resistive load what is the armature reaction? cross magnetization demagnetization All of these magnetization cross magnetization demagnetization All of these magnetization ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Current in a coil undergoing commutation is not able to get reversed completely by the end of commutation period. It is due to armature emf. reactance voltage induced in the coil. coil resistance. None of these armature emf. reactance voltage induced in the coil. coil resistance. None of these ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The shaft of induction motor may be unbalanced due to uneven air gap. overload. overheating of winding. poor lubrication. uneven air gap. overload. overheating of winding. poor lubrication. ANSWER DOWNLOAD EXAMIANS APP