Electrical Machines In salient pole synchronous machine, maximum power occurs at a load angle of Greater than 90° 90° 0° less than 90° Greater than 90° 90° 0° less than 90° ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In case of a conductively compensated DC series motor, the compensating winding is provided In parallel with the field winding. As a separate unit. In parallel with the armature winding. In series with the armature winding. In parallel with the field winding. As a separate unit. In parallel with the armature winding. In series with the armature winding. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Tertiary winding in a transformer is mostly star connected. zig - zag delta connected. zig - zag star connected. delta connected. star connected. zig - zag delta connected. zig - zag star connected. delta connected. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A single-winding single-phase motor has low starting torque. starting torque equal to full-load torque. zero starting torque. high starting torque. low starting torque. starting torque equal to full-load torque. zero starting torque. high starting torque. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The no load and full load speed of DC mototr are 1400 rpm and 1200 rpm respectively. What is the percentage speed regulation of the motor? 15.30%. 14.28%. 18.25%. 16.67%. 15.30%. 14.28%. 18.25%. 16.67%. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Consider a separately excited DC motor. If the field current is increased while the armature terminal voltage is held constant, then speed of the motor Decrease. None of these. Increase. Remains same. Decrease. None of these. Increase. Remains same. ANSWER DOWNLOAD EXAMIANS APP