DC Motors Which D.C. motor has got maximum self loading property? Series motor Shunt motor Cumulatively compounded motor Differentially compounded motor Series motor Shunt motor Cumulatively compounded motor Differentially compounded motor ANSWER DOWNLOAD EXAMIANS APP
DC Motors When the armature of a D.C. motor rotates, e.m.f. induced is Mutually induced e.m.f. Back e.m.f. Self-induced e.m.f. None of these Mutually induced e.m.f. Back e.m.f. Self-induced e.m.f. None of these ANSWER DOWNLOAD EXAMIANS APP
DC Motors The variable resistor shunting the field of a dc series motor is called a Voltage regulator Potential divider Armature divertor Field divertor Voltage regulator Potential divider Armature divertor Field divertor ANSWER DOWNLOAD EXAMIANS APP
DC Motors Excessive motor vibration is caused by Bent shaft Worn bearings Too much brush tension Open armature coil Bent shaft Worn bearings Too much brush tension Open armature coil ANSWER DOWNLOAD EXAMIANS APP
DC Motors The armature torque of the D.C. shunt motor is proportional to field flux only both (A) and (B) None of these armature current only field flux only both (A) and (B) None of these armature current only ANSWER DOWNLOAD EXAMIANS APP
DC Motors Which motor has the poorest speed control? Cummulative compounded motor Differentially compounded motor Series motor Shunt motor Cummulative compounded motor Differentially compounded motor Series motor Shunt motor ANSWER DOWNLOAD EXAMIANS APP