Electrical Machines Type of single phase motor having highest power factor at full load is capacitor start. shaded pole type. split phase. capacitor run. capacitor start. shaded pole type. split phase. capacitor run. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Induction motors have the advantage of less cost. all of below. less maintenance. simple in construction. less cost. all of below. less maintenance. simple in construction. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines For a single phase capacitor start induction motor which of the following is valid? Rotation can be changed by interchanging supply terminals. None of these. Rotation can be changed by reversing main winding terminals. Direction of rotation cannot be changed. Rotation can be changed by interchanging supply terminals. None of these. Rotation can be changed by reversing main winding terminals. Direction of rotation cannot be changed. ANSWER DOWNLOAD EXAMIANS APP
Electrical Machines Which motors are preferred for refrigeration and air conditioning in smaller units? Reluctance motors. Stepper motors. Universal motors. Induction motors. Reluctance motors. Stepper motors. Universal motors. Induction 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. 10 Ω. 4 Ω. 8 Ω. 2 Ω. 10 Ω. 4 Ω. 8 Ω. ANSWER DOWNLOAD EXAMIANS APP
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