Answer Posted / g.chandrasekar

body earth-1,
nutral earth-1,
comman earth-1{nutralearth-2,bodyearth-2},
total earth= 3,

some time we open engine breaker 8.0 MW load but plant not trip. and another time engine open 4.0 MW load engine trip why? individually engine breaker open & individually emergency stop why difference?

1699

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What is different between Difnit time and instatous over current relay

2464

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CAN WE CALCULATE THE NEGATIVE SEQUENCE AND ZERO SEQUENCE REACTANCE OF A GENERATOR USING ONLY ITS RATED VOLTAGE, KW, PF AND SYNCHRONOUS REACTANCE??? IF YES, THEN HOW??

5560

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The windings of a transformer are divided into several coils, because?

1217

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What are the different towers used in 132kv transmission line? what are the differences between the P,R,S towers used in 132KV and detailed explanation

1844

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what will be happen if earth point is being used for as a neutral point for raw power , and same will be used for ups earthing

2016

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1.why we are using blocks in withoutgaplightning arrester 2.why we ar using bushing in withoutgap lightning arrestor

1976

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In a single how much maximum current and watts using

2100

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while starting a liquid starter ,is there any volage drop on water/soda on tank.can we touch the tank on starting?

1865

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what are the possible reaons & remedies if resistance of NGR getting heat up

1790

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i am trying to PSUs/govermeant jobs since last 2 years but still i m not success, plz help me.

1881

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What are Contactors? How they works and what its highest rating?

2063

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how you taken aotitude test

2428

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The knee point of a current transformer is normally unique and known.So why in the nameplate of a CT they put the minimum value like this Vk> 400v.

1326

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Battery is a voltage source? give one example of current source and why?

1533

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