Electrical Machines If the applied voltage of a DC motor is 230 V, then back emf, for maximum power developed is 115 V. 200 V. 460 V. 230 V. 115 V. 200 V. 460 V. 230 V. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The armature of a DC motor is laminated to reduce friction and windage loss. copper loss. eddy current loss. hysteresis loss. friction and windage loss. copper loss. eddy current loss. hysteresis loss. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The output power indicated on the name plate of any motor is always the Gross power. Power drawn in KW. Output power at the shaft. Power drawn in KVA. Gross power. Power drawn in KW. Output power at the shaft. Power drawn in KVA. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Voltage regulation of transformer is given by (E2 - V2) / V2 (E2 - V2) / E2 (V2 - E2) / E2 (V2 - E2) / V2 (E2 - V2) / V2 (E2 - V2) / E2 (V2 - E2) / E2 (V2 - E2) / V2 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For a DC machine having P no of pole pairs Z no of conductors having length L of resistivity ρ and cross section S are arranged. what is the armature resistance for lap-winding ? PZL/4SP² PZL/4Sa² PZL/ 4Sa PZL/4S PZL/4SP² PZL/4Sa² PZL/ 4Sa PZL/4S ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The slot edges in a DC machine are made of Cast iron. Silicon steel. Mild steel. Fibre. Cast iron. Silicon steel. Mild steel. Fibre. ANSWER DOWNLOAD EXAMIANS APP
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