why we are using DC supply for all protection relays, why cant we use AC supply..???

1 Answers  

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When we connect the large capacitor bank in series ?

0 Answers  

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what is power factor ?

3 Answers  

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how to define tell me about self

0 Answers   Bhel,

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Explain the working of any one cutting machine

0 Answers   Mahatma Gandhi University,

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what is the main function of lbb protection

3 Answers  

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In single core cable, Why non-magnetic material is used??

1 Answers  

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How many types of fault occur in a 3-phase power system?

2 Answers  

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how power can be saved using VFDs in detail explain

1 Answers  

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if reactive power become zero in transmission system then what effect on system.???

3 Answers   Sedemac,

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what is mean by kneepoint voltage? when it will happen? ( my doubt is, if CT secondary is open means ct get saturation or blas? what are factors are required for calculations? plz give currect anws:

0 Answers  

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Is it possible to convert Dependent sources to its equivelent current or voltage Sources ?????

1 Answers   Zen Technologies,

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