A 3-phase IM is supplied from 50 Hz system. It runs at speed of 1440 rpm and slip equal to 4 %. Calculate rotor frequency. A 50 Hz B 0 Hz C 4 Hz D 6 Hz

3 Answers  

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what is difference between earth fault& restricted earth fault.

3 Answers  

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defination of generator

7 Answers  

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If I want to replace a 26KW Slip ring Motor with a Squirrel Cage motor & Drive (for a Hoist Application). How can I approximate the Motor & Drive HP required in new Setup.

0 Answers  

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What is Percentage impedence of a transformer? why it is expressed at a percentage? what is the importance of percentage impedence in case of a transformer?

0 Answers   Haldia,

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Is it possible to implement Restricted Earth Fault protection for a transformer without neutral CT?

2 Answers  

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why transformer ratings are taken in 11kv 22kv 33kv but not in 10,20,30kv

5 Answers   ushacomm,

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Why is transformer core is earthed

3 Answers  

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1.Is there any difference between terminologies,HT-HV &LT- LV? 2.What is the highest transmission voltage level in india?

5 Answers  

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what are the specifications for Dc cables of higher rating

1 Answers   Reliance,

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What is the name of the winding from which the supply is taken for load connections?

0 Answers  

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How to determine earth fault level to set relay for a normal distribution system of 11 kV , 100 A load????????

1 Answers   TCS,

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