Frequency of rotor emf in induction motor is around A same as stator frequency B 50% C 5 % or below D 30%

1 Answers  

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how many methods for starting an induction motor?

7 Answers   Hindustan Unilever Limited, Hyundai, TPL,

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What will happen if the rotor circuit of a slipring I.M. is kept open & electric supply is given to its stator winding.

2 Answers  

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what is NGR in generator?

4 Answers  

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How to calculate CT ratio for 11KV 1500KVA Transformer 500KVA MD and 1400KVA connected load ? Note:- As per MSEB(Maharastra state electricity Board)

1 Answers  

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what is meant by excitation which supply is used whether ac r dc in the lab applications

1 Answers  

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WHAT IS THE DIFFERANCE BETWEEN IP54 AND IP55

2 Answers  

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what is the principle of operation of CFL ??

0 Answers   IOCL,

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How to calculate per unit impedance of transformer?

0 Answers  

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What happen if transformer neutral path get removed ?

1 Answers  

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need to make a report. Need to choose a 3phase induction motor. Load conditions motor will operate in : Maximum Load: 30 Kw Speed: 2950 rpm Ambient temp: 20 cent Supply voltage: 440V Frequency: 50Hz need to look for the safety factor when choosing the motor, went through catalouge found a few, but dont know how to choose the safety factor allowing an extra load something above 30 KW to avoid any harm.

0 Answers  

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how to calculate current carrying capacity in power cable?

1 Answers  

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