![The supply frequency of a 4 pole induction motor having a synchronous speed of 1800 RPM is • Electrical Engineering MCQ The supply frequency of a 4 pole induction motor having a synchronous speed of 1800 RPM is • Electrical Engineering MCQ](https://electricalengineeringmcq.com/wp-content/uploads/2020/04/synchronous-speed-formula-1024x568.jpg)
The supply frequency of a 4 pole induction motor having a synchronous speed of 1800 RPM is • Electrical Engineering MCQ
![How to determine the pole number or synchronous speed of an AC motor from its rated RPM? - Electrical Engineering Stack Exchange How to determine the pole number or synchronous speed of an AC motor from its rated RPM? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/z6LMc.png)
How to determine the pole number or synchronous speed of an AC motor from its rated RPM? - Electrical Engineering Stack Exchange
![A 4 pole 400 V, 50 Hz, 3 phase induction motor is running at 1425 RPM. What will be the frequency of rotor current at this speed? A 4 pole 400 V, 50 Hz, 3 phase induction motor is running at 1425 RPM. What will be the frequency of rotor current at this speed?](https://dwes9vv9u0550.cloudfront.net/images/5277081/1dcc3af0-0a0e-4456-ae9f-8f9e3793b36f.jpg)
A 4 pole 400 V, 50 Hz, 3 phase induction motor is running at 1425 RPM. What will be the frequency of rotor current at this speed?
![1.5HP Electric Motor 1750 RPM General Purpose Three Phase Motor 5/8" Shaft diameter 4 Pole 56C TEFC 60HZ 230/460V - - Amazon.com 1.5HP Electric Motor 1750 RPM General Purpose Three Phase Motor 5/8" Shaft diameter 4 Pole 56C TEFC 60HZ 230/460V - - Amazon.com](https://m.media-amazon.com/images/I/71GBqfoSSRL.jpg)
1.5HP Electric Motor 1750 RPM General Purpose Three Phase Motor 5/8" Shaft diameter 4 Pole 56C TEFC 60HZ 230/460V - - Amazon.com
![Operating Motors at Higher Speeds than their Nameplate Speed-Can it Be Done? | Delta Automation, Inc. Operating Motors at Higher Speeds than their Nameplate Speed-Can it Be Done? | Delta Automation, Inc.](https://deltaautomation.files.wordpress.com/2014/03/img038.jpg?w=640)