what is harmonics? what are the factors it will depend upon

0 Answers   KSEB,

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how to calculate differential current when we testing differential relay..suppose we have 1000kw generator,630amp VCB,what value we should put /inject so that relay trip the VCB? PLLZ justify ur comment

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What is dc current source? Differentiate between ideal and non ideal current sources?

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how to do the ductor test?

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Why we generate power at multiple of 11 i.e 11kv,33kv etc.

9 Answers   DTV Solutions, Havells, TCS,

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What is line resistance of cable & how it can be measured ?

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it is used to measure the potial difference between two point?

2 Answers  

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in our all power plant have connected in grid and grid voltage and plant voltage is same, but as per as electrical concept the power will transmit from high potential to low potential but here altough same,then how power transmit from power plant to grid.

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how i chosse capacitor bank if my energy meter is 48 kvr? tell me capacitor bank chossen formula?

0 Answers   Bhel,

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Fot testing new star-delta 132 kw motor in electrical worshop.we should check in star or delta connection as we do not have higher capacity cable in worshop?

4 Answers   Adani,

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what is mean by PIR in circuitbreaker and give me detail of that?

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