Answer / purna bahadur pradhan

Emitter follower is also known as buffer amplifier circuit , where the output is simply equal to the input minus a diode drop (about 700 Mv)

What is the technical difference between On delay timer and a Star delta timer?

0 Answers   Roche,

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Differentiate between induced emf and self inductance?

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is it necessary to earth the rmu before cutting off the transformer winding?if yes why?

0 Answers  

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In India the supply voltage is 230 volt A.C. During the negative half cycle phase becomes neutral and neutral become phase? or what will happen during negative half cycle? how the electrons flow during positive and negative half cycle?

0 Answers   ITI,

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what are the parameters plays a major role in Potential transformer Burden calculation??

0 Answers   ABB,

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Cummins 750 KVA generator how much disel consumed per hour and how many units generated on 100% full load.

1 Answers  

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What happens if 25 Hz frequency is applied for 400/200,50 Hz single phase Transformer.Will Voltage increase ?

2 Answers   Bhel, Dawlance, IBM,

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what is power factor in ac ckt ?

5 Answers  

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How out of step protection relay works?

0 Answers   APL,

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what is the difference b/c choke and ballast?

1 Answers  

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what is active network?

2 Answers  

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My ups output shows 230 v between phase and neutral,but show zero between phase and earth.Is the system/installation is correct.If not what will be the possible reasons

4 Answers  

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