Can you any one explain different between instantaneous over current and IDMT

1 Answers  

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what is meant by leading or lagging power factor?like in capacitor power factor is leading and in inductor power factor is lagging

4 Answers  

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Which one is easy to control AC or DC Machine?

2 Answers   BARC,

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What type of wiring series or parallel is used for conventional and addressable type FAS & why?

0 Answers  

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if negative of DC supply used and positive is grounded through EGB, and if ELCB used in the system then is it sense the positive volatge and get tripped is it possible?

0 Answers   Delta,

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my name is venkat .i have good percentage in my academics(ssc 86, intermediate 83 b.tech 73) my question 1..after completion of my ssc i joined in bpc but i didnt got rank in emcet so i completed MPC in one year compartmentally ..so here what am expect question from this background?

0 Answers  

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why diesel tank is earthed

1 Answers   ABB, NTPC,

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how much flux density of CRNO core

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why we use to transmit the power in three phases intead of single phase ?

5 Answers  

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The series field winding has low resistance while the shunt field winding has high resistance. Why?

0 Answers  

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Whats the difference between three phase and single phase?

4 Answers  

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i am going to correct power factor of 1600kw induction motor,when i calculate capacitance of capacitor it is three time more in star connection than delta. if motor is star connected which connection i shall adopt for capacitors and reason for adopt this connection

0 Answers  

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