Electrical Machines Type of single phase motor having highest power factor at full load is shaded pole type. split phase. capacitor start. capacitor run. shaded pole type. split phase. capacitor start. capacitor run. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Induction motors have the advantage of all of below. less maintenance. simple in construction. less cost. all of below. less maintenance. simple in construction. less cost. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For a single phase capacitor start induction motor which of the following is valid? None of these. Direction of rotation cannot be changed. Rotation can be changed by interchanging supply terminals. Rotation can be changed by reversing main winding terminals. None of these. Direction of rotation cannot be changed. Rotation can be changed by interchanging supply terminals. Rotation can be changed by reversing main winding terminals. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which motors are preferred for refrigeration and air conditioning in smaller units? Stepper motors. Reluctance motors. Induction motors. Universal motors. Stepper motors. Reluctance motors. Induction motors. Universal motors. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines A 230 V, 50 Hz, 4 pole single phase induction motor is rotating in the clockwise ( forward ) direction at a speed of 1425 rpm. If the rotor resistance at standstill is 7.8 Ω. Then the effective rotor resistance in the backward branch of the equivalent circuit will be 2 Ω. 8 Ω. 10 Ω. 4 Ω. 2 Ω. 8 Ω. 10 Ω. 4 Ω. ANSWER DOWNLOAD EXAMIANS APP
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