Electrical Machines In an ideal DC generator the regulation is low. positive. high. zero. low. positive. high. zero. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A series motor is efficiently suitable for low starting torque operation. high starting torque operation. constant speed operation. none of these. low starting torque operation. high starting torque operation. constant speed operation. none of these. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 230 V dc series generator is driven at its rated speed. The no-load voltage across its armature terminals would be somewhat more than 230 V somewhat less than 230 V 230 V 6 V somewhat more than 230 V somewhat less than 230 V 230 V 6 V ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines CRGO steel is used in the core of transformer to reduce both eddy current and hysteresis loss. ohmic loss. hysteresis loss. eddy current loss. both eddy current and hysteresis loss. ohmic loss. hysteresis loss. eddy current loss. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 4 pole DC generator runs at 750 rpm and generate an emf of 240 V. The armature is wave wound and has 792 conductors. If the total flux from each pole is 0.0145 Wb. What is the leakage co-efficient? 1.4. 1.5. 1.2. 1.8. 1.4. 1.5. 1.2. 1.8. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A DC shunt generator builds up 230 V when driven in clockwise direction. In case it is driven in anti clockwise direction, other things remaining unchanged, then the voltage build up is 230 V some what less than 230 V not possible some what more than 230 V 230 V some what less than 230 V not possible some what more than 230 V ANSWER DOWNLOAD EXAMIANS APP
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