Electrical Machines Which of the following generators are used in arc welding? differential compound generators series generators shunt generators cumulative compound generators differential compound generators series generators shunt generators cumulative compound generators ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines An induction motor has synchronous speed of 1500 rpm. What will be the slip when it is running at a speed of 1450 rpm? +3% -3.33% +3.33% -3% +3% -3.33% +3.33% -3% ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In applied voltage is reduced in a dc shunt motor Full load current. None of these. Full load speed. Full load torque. Full load current. None of these. Full load speed. Full load torque. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If the excitation is increased, the power factor is unity power factor None of these lagging power factor leading power factor unity power factor None of these lagging power factor leading power factor ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In case of a compensated DC series motor, the compensating winding is provided As a separate unit. In series with the armature winding. In parallel with the field winding. In parallel with the armature winding. As a separate unit. In series with the armature winding. In parallel with the field winding. In parallel with the armature winding. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In diesel engine, gas engine type of machine contains ___________________ pole type of alternator. salient. none of these. non uniform cylindrical. cylindrical. salient. none of these. non uniform cylindrical. cylindrical. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS