Mechanically air gaps in induction motor are kept very low to avoid  

Related MCQs

• Mechanically air gaps in induction motor are kept very low to avoid                    
• A 50 Hz, 4poles, a single phase induction motor is rotating in the clockwise direction at a speed of 1425 rpm. The slip of motor in the direction of rotation & opposite direction of the motor will be respectively.
• starting in an induction motor as well as dc motor.
• An induction motor when started on load, it does not accelerate up to full speed but runs at 1/7th of the rated speed. The motor is said to be  
• An 8-pole, 3-phase, 50 Hz induction motor is operating at a speed of 720 rpm. The frequency of the rotor current of the motor in Hz is  
• A starting resistance is inserted at the starting in an induction motor as well as dc motor.
• An induction motor when started on load, it does not accelerate up to full speed but runs at 1/7th of the rated speed. The motor is said to be                    
• An 8-pole, 3-phase, 50 Hz induction motor is operating at a speed of 720 rpm. The frequency of the rotor current of the motor in Hz is                      
• A 2-pole, 3-phase,              Hz induction motor is operating at a speed of 550 rpm. The frequency of the rotor current of the motor in Hz is 2.
• If induction motor air gap power is 1.8 KW and gross developed power is .1 KW, then