Single Phase Motors In a capacitor start motor, the phase displacement between starting and running winding can be nearly 60° 10° 30° 90° 60° 10° 30° 90° ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors In repulsion motor, maximum torque is developed when brush axis coincides with the field axis brush axis is at 45° electrical to the field axis brush axis is at 90° electrical to the field axis None of these brush axis coincides with the field axis brush axis is at 45° electrical to the field axis brush axis is at 90° electrical to the field axis None of these ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors The rotor of a hysteresis motor is made of Cast iron Aluminium Copper Chrome steel Cast iron Aluminium Copper Chrome steel ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Burning out of winding is due to None of these short circuited capacitor open circuiting of capacitor capacitor value hiving changed None of these short circuited capacitor open circuiting of capacitor capacitor value hiving changed ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors Which of the following statements regarding hysteresis motor is in incorrect ? It is extremely quiet in operation It is extremely sensitive to fluctuations in supply voltage It accelerates from rest to full-speed almost instantaneously Its high starting torque is due to its high rotor hysteresis loss It is extremely quiet in operation It is extremely sensitive to fluctuations in supply voltage It accelerates from rest to full-speed almost instantaneously Its high starting torque is due to its high rotor hysteresis loss ANSWER DOWNLOAD EXAMIANS APP
Single Phase Motors If the capacitor of a single-phase motor is short-circuited the motor will run the motor will run in reverse direction the motor will not start the motor will run in the same direction at reduced r.p.m. the motor will run the motor will run in reverse direction the motor will not start the motor will run in the same direction at reduced r.p.m. ANSWER DOWNLOAD EXAMIANS APP
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