is it value of power factor is more than unit. whats effects in the source supply

0 Answers  

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what is the difference between high impedance REF & REF, same high impedance differential protection & differential protection for Power transformer?

1 Answers  

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in india ac frequency is 50hz, but in foreign countries it is 60hz,whwt is the reason

9 Answers   SVIT,

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How to find out kvar from any particular load capacity give a formula

3 Answers  

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a transformer runs by electro-induction principle like all motors.then why dosen't it rotate just like any other motor

2 Answers  

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If u take a kWh reading in 11 kV HT and 440 LV side at same time in yesterday today , then why LT consumed units 3-4℅ high as compared to HT units

1 Answers   Brigade,

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circuit diagram of trip circuit supervision relay

0 Answers  

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Resistor switching is used in which type Circuit Breaker ? a) oil filled CB b) Air blast CB c) Gas filled CB

11 Answers   Engineers India Limited, wbsedcl,

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Why transformer, generator, ups rating kva?

2 Answers  

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what is rotating transformer? what is the uses of it?i mean applicaitons?

5 Answers   First Lead,

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. The string effcy in AC sys is 80% Then for same power, the string effcy in dc sys is a) less than 80% b) 80% c) more than 80% d) zero

1 Answers   Engineers India Limited,

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What mean power grid fail. why power grid fail.

1 Answers   Intas, Tech Mahindra,

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