Answer / percy

yes there is a difference in current carrying capacity as
dc current spreads in whole conductor area and the ac
current density is not uniform and hence the resistance in
ac will be high in case of AC

how we decide wire gauge for ac or dc coil and what is the basic diff. B/w these two coil?

0 Answers  

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Is it true online ups having bypass mode if it is true then why we called ups because it is interrupting power when goes in bypass mode

0 Answers  

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What is PLL? what are it's advantages?

1 Answers   BREB,

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We know that, in case if there is a faulty insulation,or sc, the current is bypassed to earth through the earth wire that has low resistance.Actually, what will happen to that current that flows through gnd?In that case,if we come in contact with that faulty appliance, wont that current flow through us as we form a closed path by standing in gnd?Is grounding a safety measure?

3 Answers  

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Explain the operation of damper winding

2 Answers  

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what is meant by carrier aided trip protection in transmission line

0 Answers   GE,

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how and why are capacitors are used to improve powerfactor?

4 Answers  

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I want to know the currect formula for industrial lighting lux caluculation & light fittings selection

2 Answers   MRF,

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WHAT IS THE FUNCTION OF PULSE TRANSFORMER IN DC DRIVE

5 Answers  

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ohms law aplicable

16 Answers   APGenco,

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what is impedence of transformer? its formula

1 Answers  

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EXPLAIN WHAT BTU STANDS FOR(AIRCONS)

2 Answers  

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