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

3 Answers  

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1.what is surge 2.what is lightning 3.what is switching 4.difference between surge,lightning,switching used in power system 4.definition of surgearrestor,lightningarrestor 5.adv and disadv of surgearrestor,lightningarrestor 6.uses and purpose of surgearrestorand lightning arrestor 7.block dia of surge arrestor 8.blockdiagram of lightning arrestor 9.operation and working of surge arrestor and lightning arrestor 10.basic formula of surgearrestor and lightning arrestor 11.basic diagram of surge arrestor and lightning arrestor

1 Answers   Crompton Greaves, Framo, L&T,

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In directional earth fault protection for generator, one core balance CT is for residual current, what other CT is for, which is placed on neutral?

2 Answers  

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specify the inbuilt protections in DG

0 Answers  

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How to make two bulbs glow Alternatively?

2 Answers  

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what is function of pump in DG?

6 Answers   HP,

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what is meant by motor protection relay & its working principle ?k

1 Answers   Pricol,

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What is the difference bet ween EDO Type & MDO type ACBs, and what is the advantage EDO Type over than MDO type ACBs.

2 Answers   Siemens,

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Why reverse power relay is used?

12 Answers  

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what is the formula for hv test for cable and circuit breaker..????

0 Answers  

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working principle of induction motor is similar to transformer. but what makes it to rotate? then why the transformer doesnt?

4 Answers  

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How to test the vector group of a Yd11 transformer? what are the relations to be checked between various vectors to confirm this vector group?

0 Answers  

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