Electrical Machines The slip of an induction motor during DC rheostatic braking is 1 - s. s. 2 + s. 2 - s. 1 - s. s. 2 + s. 2 - s. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Voltage regulation of transformer is given by (E2 - V2) / E2 (V2 - E2) / V2 (V2 - E2) / E2 (E2 - V2) / V2 (E2 - V2) / E2 (V2 - E2) / V2 (V2 - E2) / E2 (E2 - V2) / V2 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Armature reaction in dc motor results open circuit. increase in speed. short circuit. decrease in speed. open circuit. increase in speed. short circuit. decrease in speed. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Eb/Vt ratio of a DC motor is an indication of starting torque. speed regulation. running torque. efficiency. starting torque. speed regulation. running torque. efficiency. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which one of the following statement is correct ? In an induction motor if the air gap is increased then its speed will reduce its speed will increase its efficiency will improve its power factor will reduce its speed will reduce its speed will increase its efficiency will improve its power factor will reduce ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines DC Shunt Motor has disadvantage(s) of constant speed. none of above. less expensive. not suitable for rapidly changing loads. constant speed. none of above. less expensive. not suitable for rapidly changing loads. ANSWER DOWNLOAD EXAMIANS APP
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