Electrical Machines Lamination of transformer core is made of cast iron. silicon steel. cast steel. wrought iron. cast iron. silicon steel. cast steel. wrought iron. 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? 14.28%. 15.30%. 16.67%. 18.25%. 14.28%. 15.30%. 16.67%. 18.25%. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In one 132 / 33 kV transformer the LV resistance is 0.02 per unit. The resistance referred to HV side is 0.02 pu. 0.16 pu. 0.08 pu. 0.01 pu. 0.02 pu. 0.16 pu. 0.08 pu. 0.01 pu. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Generator works on the principle of production dynamically induced emf. both A and B. None of these static induced emf. dynamically induced emf. both A and B. None of these static induced emf. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines DC Motor dc shunt with armature resistance control. dc series motor. dc shunt motor with field weakening. dc compound motor. dc shunt with armature resistance control. dc series motor. dc shunt motor with field weakening. dc compound motor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines If the applied voltage of a DC motor is 230 V, then back emf, for maximum power developed is 115 V. 230 V. 200 V. 460 V. 115 V. 230 V. 200 V. 460 V. ANSWER DOWNLOAD EXAMIANS APP
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