Electrical Machines Commutator pitches of duplex and simplex lap windings are respectively 2 and 1 2 and 2 4 ang 1 4 and 2 2 and 1 2 and 2 4 ang 1 4 and 2 ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The material used for commutator brushes is mostly carbon. mica. cast iron. copper. carbon. mica. cast iron. copper. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines The polarity of a DC generator can be reversed by reversing field electric current as well as direction of rotation. reversing the field current. any of above. increasing field current. reversing field electric current as well as direction of rotation. reversing the field current. any of above. increasing field current. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Breadth factor is defined as the ratio of both 1 and 2. emf with distributed winding to emf with concentrated winding. None of these emf with concentrated winding to emf with distributed winding. both 1 and 2. emf with distributed winding to emf with concentrated winding. None of these emf with concentrated winding to emf with distributed winding. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines CRGO steel is used in the core of transformer to reduce both eddy current and hysteresis loss. eddy current loss. hysteresis loss. ohmic loss. both eddy current and hysteresis loss. eddy current loss. hysteresis loss. ohmic loss. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines An ideal DC generated is one that has _____________ voltage regulation. negative. positive. zero. low. negative. positive. zero. low. ANSWER DOWNLOAD EXAMIANS APP
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