Electrical Machines In a DC Shunt Motor if the load current increases keeping the terminal voltage constant, then flux will increase. any of the above. decrease. remain constant. increase. any of the above. decrease. remain constant. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Maximum power developed depends on both 1and 2 reactance voltage load angle both 1and 2 reactance voltage load angle ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A synchorous generator connected to an infinite bus is over excited. Considering only the reactive power from the point view of the system the machine acts as None of these. A resistor. an inductor. A capacitor. None of these. A resistor. an inductor. A capacitor. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines As compared to an induction motor, the air gap in a DC motor is between 50% and 90%. same. more. less than 50%. between 50% and 90%. same. more. less than 50%. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines In DC machine shape of main field flux distribution is? triangular peaky in nature flat tapped or trapezoidal saddle shape triangular peaky in nature flat tapped or trapezoidal saddle shape ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Width of a carbon brush should be equal to less than the width of commutator segment. the width more than 3 commutator segment. the width of the 1 to 2 commutator segment. the width of the 2 to 3 commutator segment. less than the width of commutator segment. the width more than 3 commutator segment. the width of the 1 to 2 commutator segment. the width of the 2 to 3 commutator segment. ANSWER DOWNLOAD EXAMIANS APP
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