3 phase induction motor rotor field rotate at synchronous speed w.r.t ?

3 Answers  

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some meggers have three terminals. wat is the real function of the earth terminal?

2 Answers  

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How many types of protection relays are there based on the characteristic?

0 Answers  

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What is the Ohms low calculation

2 Answers  

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if i am in front of transmission line how to know that current direction without any equipment

0 Answers  

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why do we use UPF watt meter in short circuit test of the transformer and LPF watt meter in open circuit test of the transformer

2 Answers   Bell, TCS,

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what's the reson that,Load is not same on VFD I/P and O/P Side.whenever DOL condition load is same I/P and O/P side.

1 Answers  

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how a.c. genarator control power factor when its conected to grid supply by incrising or decresing excitation voltage.

1 Answers  

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1)Why electric shock is feel ?? n in a Electric Train why we didnt feel that ? 2)What is the reason for transformer Noise ?? 3)What is relation b/w Transmission Lines & Communication Lines ? 4)Which material is used for making Transformer oil & How u measure its dielectric strength & Name the test ?

14 Answers   NTPC, Tata Power,

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The cable area of cross section is 185 sq mm. How to convert this to the diameter.

7 Answers   Syscon,

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plz tell me Motor IP formula

0 Answers  

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what is frequency? and its importance

3 Answers  

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