voltage of a ckt is measured by volt meter having an input impedence camparable with the out put impedance of the ckt Eror caused is 1. Gross Error 2. Errors due to lloading effect

2 Answers   GATE,

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why we can't use more then 50 hz in india ? Is it possible ?

7 Answers   DVC,

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What is basic impulse insulation level? And how it is calculated for sub- station?

2 Answers  

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What is the difference between Delta & Wye windings?

0 Answers  

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how do we calculate contactor and fuse rating for a motor if its full load current is known,i want exact calculation for 1.5 kw motor????

1 Answers   Allied Group, Nucon,

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working principle of current sensing relay? how its work?

1 Answers  

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what is the exact meaning of power

1 Answers   SKB,

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Design and explain a circuit to produce an unregulated full wave D.C supply.

1 Answers  

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plz tell me in detail about c.t. and p.t. ?

3 Answers   Reliance, SCL,

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a 25kvar capacitor bank connected to the secondary side of transformer.then why the capacitor draws more current then rated

3 Answers   TATA,

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I have 480V Single phase and I am trying to figure how big of a transformer (KVA's) and Primary breaker size I need to provide 200 Amps at 240V for a building.

1 Answers   Wipro,

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How to find earthfault location in long cable layed underground or outside.

3 Answers  

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