Electrical Machines Series booster is a shunt wound DC generator. series wound DC generator. permanent magnet DC generator. separately excited DC generator. shunt wound DC generator. series wound DC generator. permanent magnet DC generator. separately excited DC generator. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In case of DC shunt motor if load is reduced The speed will remains almost constant. DC Shunt Motor The speed will increase in proportion to reduction in load. The speed will increase abruptly. The speed will remains almost constant. DC Shunt Motor The speed will increase in proportion to reduction in load. The speed will increase abruptly. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If field current is decreased in shunt dc motor, the speed of the motor None of these remains same. decreases. increases. None of these remains same. decreases. increases. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines When two DC series motors are connected in parallel, the resultant speed is normal speed. less than normal speed. more than normal speed. zero. normal speed. less than normal speed. more than normal speed. zero. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The synchronous reactance( Xs) is the reactance either due to armature reaction or leakage flux combined reactance due to armature reaction and leakage flux reactance due to armature reaction of the machine reactance due to leakage flux reactance either due to armature reaction or leakage flux combined reactance due to armature reaction and leakage flux reactance due to armature reaction of the machine reactance due to leakage flux ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The armature shaft must be able to with stand Twisting stains due to transmission of torque. Bending moment due to weight of the armature. Any unbalanced magnetic pull on the armature core. All of these Twisting stains due to transmission of torque. Bending moment due to weight of the armature. Any unbalanced magnetic pull on the armature core. All of these ANSWER DOWNLOAD EXAMIANS APP
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