Electrical Machines In normal dc machines operating at full-load conditions, the most powerful electromagnet is interpole winding armature winding interpole and compensating windings together field winding interpole winding armature winding interpole and compensating windings together field winding ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The rotor of a 3 - Φ wound induction motor is provided with heavy short-circuited end rings. three phase winding. single phase winding. heavy copper or aluminium bars placed in rotor slots. heavy short-circuited end rings. three phase winding. single phase winding. heavy copper or aluminium bars placed in rotor slots. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For a transformer to be tested at full load conditions but consuming only losses from the main, we do load test None of these back to back test OC and SC tests load test None of these back to back test OC and SC tests ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Interpoles in a DC motor must be Shunt excited and should have the same polarity as that of the behind main pole in the direction of rotation of armature. Series excited and should have the same polarity as that of the behind main pole in the direction of rotation of armature. Series excited and should have the same polarity as that of the ahead main pole in the direction of rotation of armature. Shunt excited and should have the same polarity as that of the ahead main pole in the direction of rotation of armature. Shunt excited and should have the same polarity as that of the behind main pole in the direction of rotation of armature. Series excited and should have the same polarity as that of the behind main pole in the direction of rotation of armature. Series excited and should have the same polarity as that of the ahead main pole in the direction of rotation of armature. Shunt excited and should have the same polarity as that of the ahead main pole in the direction of rotation of armature. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Belt conveyors offer _______________ starting torque. medium. low. zero. high. medium. low. zero. high. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Demagnetization effects which of the following? reduction in main field flux reduces the terminal voltage commutation both B and C reduction in main field flux reduces the terminal voltage commutation both B and C ANSWER DOWNLOAD EXAMIANS APP
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