How to write a progrramme to turn ON and turn OFF a motor with a single push button in AB?

2 Answers   HCL, Torrent Pharma,

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what is the difference in inductance and resistance.both oppose the flow of current but how.resistance having + ve power in both cycle while inductance having both power.

5 Answers  

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what is stiffness factor

2 Answers   NTPC, Power Plant,

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when we design electrical schemes of 11/.415kv distribution..wen and were should we show the relays??what is the function of it?for example..we place EFR Relay CT between transformer neutral link and transformer earth.Like this what are the other type of relays we should use?why?where?Explain please..Thank you

0 Answers   ETA,

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in underground cables, we have a grading method called 'capacitance grading' why is it called 'capacotance grading' although we do not use any capacitor in it?

1 Answers  

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what is a panel board?

1 Answers  

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How voltage step down is done?

3 Answers   IOCL,

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What happen when ct secondary are open circuited? why same thing is not happen in ordinary transformer?

3 Answers   BARC,

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how calculate kva in to kw

1 Answers  

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What is the basic difference of turn ratio & transformation ratio for a transformer?

8 Answers   IGT,

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For a load of 40HP induction motor.what will be size of Armoured copper cable require to connect the motor to starter in Star-Delta?

1 Answers   CG,

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What is the acessaries distribution transformer ?

11 Answers   Bhel,

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