How many types of timer ?which timer are used star delta feeder

1 Answers   BMM Ispat,

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short circuit test of transformer gives what?

9 Answers   NTPC,

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why we are 0.8 power factor only?

1 Answers   Suman Industries,

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What fomula is used to calculate: 1. rated frequency withstand voltage, and 2. rated lightning impulse withstand voltage.

0 Answers   PNG Power,

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If we impress a dc voltage of 230 V on an unloaded 230 V, 50 Hz transformer it wi A give high secondary voltage B burn out C give secondary voltage as per K D none of these

1 Answers  

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what is single turn and multiturn encoder ? Can single turn encoder be used to show rpm of a motor(on shaft) ? Plz explain in brief .abanirout@gmail.com

1 Answers  

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What is the advantage of Neutral graunding transformer insted of Neutral graunding Resistance in generating station explain briefly.

2 Answers  

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how do prepare ongc exam.how is it question model.i am electrical. which part covering in electrical.tell me

0 Answers   ME,

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why capacitor bank always connected in delta,why not in star to a system?

15 Answers   NHPC, NTPC,

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Good morning: I'm looking for some informations about the OLTC or the LTC: I wont to know what the function of the tie-resistor in during the operation of reversing/coarse operation Cordially

0 Answers   CMERI,

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WHAT IS THE THUMBRULE FOR FINDING OUT THE CURRENT CAPICITY OF A COPPER WIRE?? 2.5, 4, 6MM SQUARE ETC...

5 Answers  

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Wghat is D-curve MCBs

3 Answers   Indeco,

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