Answer / pyobik

voltage which does not changes it magnitude and direction
w.r.t time is called DC voltage.

Answer / pavan

A DC voltage doesnot have any frequency .

What happen to the transformer if the OLTC frequently used for lower and raise occured 50times daily?

0 Answers  

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THERMAL CAPACITANCE IS MEASURED IN..................................................

0 Answers   SSC,

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60 watts bulb and resistor home heater is connected in series and 230v is given to the circuit. The heater is giving some amount of heat. If instant of 60 watts bulb replace 100 watts bulb what will be the output of the heater?

2 Answers   NPCIL,

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Earth Is a very good conductor or very good insulator.? If a good conductor then why current donot flow through small piece f earth and if a good insulator then why we use it as return path in lines.???

6 Answers   L&T,

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in an electronic tri vector meter when the current and voltage sequence changes ? what is the effect of phase sequence on recording of meter

0 Answers   L&T,

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WHAT IS DIFFERENCE BETWEEN PHASE CONVERTER AND VFD

1 Answers  

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Why we Specify Transformer rating 433 V Instead of 415V ?

8 Answers   ABB, ERA, Uddans,

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advantage of motor design on higher power factor . normally motors are designed for .8 power factor. what is advantage of designing at .88 power factor

0 Answers  

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if i am in front of transmission line how to know that current direction without any equipment

0 Answers  

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which part of transformer heats up the most and why? windings, core or oil .

3 Answers   Lafarge,

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What is the ohms law?

20 Answers  

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what kind of material to be used after ngr unit? cu or GI

1 Answers   Michelin,

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