Electrical Machines The power flow of a dc motor, with respect to a DC generator is none of these. modified. reversed. increased. none of these. modified. reversed. increased. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 3 phase stepper motor has 6 stator poles and 4 rotor poles, then find the step angle? 30° 60° 10° 45° 30° 60° 10° 45° ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A DC cumulatively compounded motor delivers rated load torque at rated speed. If the series field is short-circuited, then the armature current and speed will both increase both decrease increase and decrease respectively decrease and increase respectively both increase both decrease increase and decrease respectively decrease and increase respectively ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following will vary the maximum torque? None of these rotor reactance X both 1 and 2 rotor resistance R None of these rotor reactance X both 1 and 2 rotor resistance R ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A three phase induction motor has a synchronous speed of 1500 rpm the machine runs at 1460 rpm at a particular load. The slip at this load is ___________. 5 %. 1.5 %. 2.67 %. 30 %. 5 %. 1.5 %. 2.67 %. 30 %. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which of the following motor has more stability salient pole motor cylindrical motor both motors has same stability None of these salient pole motor cylindrical motor both motors has same stability None of these ANSWER DOWNLOAD EXAMIANS APP
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