Electrical Machines Regenerative braking is not found in which motor? DC shunt. DC compound. Induction motor. DC series. DC shunt. DC compound. Induction motor. DC series. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A DC motor with armature resistance of 0.5 ohms is connected directly to a 230 Volt supply. If the armature is stationary then the current flowing through armature is 460 A. 570 A. 250 A. 340 A. 460 A. 570 A. 250 A. 340 A. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In a transformer zero voltage regulation is achieved at a load power factor which is leading unity zero lagging leading unity zero lagging ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Why are capacitors used with large AC induction motor? Improve voltage level. Improve power factor. Improve current level. Improve power level. Improve voltage level. Improve power factor. Improve current level. Improve power level. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Field divertor method of speed control of a DC series motor gives speed above rated one due to reduction of Field current. None of above. Line current. Armature current. Field current. None of above. Line current. Armature current. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Exciting current of an induction motor is higher than power transformer. equal as power transformer. none of these. lesser than power transformer. higher than power transformer. equal as power transformer. none of these. lesser than power transformer. ANSWER DOWNLOAD EXAMIANS APP
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