For R-L or R-C ckt,time constant formula is L/R and RC respectively and its unit is in sec.Pls tell me the derivation

0 Answers  

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What is a charge.?

4 Answers  

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why transformer cannot rotate though the princplebehind induction motor is similar to a transformer?

2 Answers   GE,

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some basic standard questions on transformer.

0 Answers   United Engineering,

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what is a pilot wiring and whys that called a pilot wiers

0 Answers  

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What is voltage in two phase?

7 Answers   ABB, SSG,

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what is the Connected Load (kW) or Contract Demand (kVA)of mahindra nasik plant??

0 Answers  

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I HAVE A 50A MCCB AS PER DESIGN LINE WIRE CONNECT UPWORD SIDE AND LOAD IS CONNECTED TO DOWNWARD SIDE TO THE MCCB.IF NOW ANY ONE CHANGE SUPPLY & LOAD(WISEVERSA) WHAT HAPPENS ? DOES MCCB OPERATION OR WORKING FUNCTION NORMAL IF YES THAN WHY THERE ARE MARKED LINE & LOAD ON MCCB.

0 Answers   HCL, TCS,

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Inverter. converter. Ups.MCB.solar.alternators. motors.

0 Answers   Cisco,

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There is 15 KVA UPS using for single phase load.And 30 batteries of 12 V, 100 Ah are connected in series. Load is taking 15 A current.What will be the back up power for this UPS on same load?

1 Answers   BS, Dynamic Software,

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What is the difference between expansion joints & thermal expansion joints in Bus bar

1 Answers  

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what is isolation Transformer?

8 Answers   HP,

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