which of the folowing has negative temperature coefficient of resistance? a. mercury b. copper c. lead d. carbon

2 Answers  

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want to know about DMRC

4 Answers  

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What is the basic difference between synchronous machine and induction machiine?

1 Answers  

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Brief function of stepper motor

1 Answers  

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Off-circuit Tap changers in distribution transformer required

1 Answers  

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How to know motor winding is star or delta connected without see the information table and winding connection ?

5 Answers   NTPC,

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How to connected to energy meter, pt, ct, ammeter, voltmeter and selector switch.

1 Answers   Omplas,

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in single phase converter, the no.of scr's conducting during overlap a)1 b)2 c)3 d)4

0 Answers   Engineers India,

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In case of any eventuality, who is your next of kin?

2 Answers   Edison, Foster Wheeler, GE, GE Energy, HP, Infosys, Koch Industries, Roper Industries, Siemens,

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DOES AN EARTH FAULT CURRENT ON THE DELTA SIDE OF A 6.6/33KV STEP UP STAR-DELTA CONNECTED TRANSFORMER REFLECT ON THE STAR SIDE? IF YES, THEN HOW AND WHAT IS THE AMOUNT OF CURRENT REFLECTED?

1 Answers  

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why in India it is maintained for exactly 50HZ frequency, why it is not that 49Hz,why it is so?

2 Answers  

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What is the deffirant between EARTH, GROUND AND NUTRAL

4 Answers   TCS,

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