how many safety really of DG sets.

0 Answers   MBD, Nerolac,

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i am getting to neutral earth voltage zero ,is this a perfect earthing ?

3 Answers  

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IN 3 phase induction motor where we give i/p supply & how its working ?

2 Answers  

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Hy the hydro power stations have high transmission and Distribution costs?

3 Answers  

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how to identify the failer of igbt

0 Answers  

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When a single pase capacitor run motor- run on 230vac and Case(1)run with 8 Mfd 250 vac.capacitor , Case( 2) run with 8 Mfd 400vac capacitor. What is difference between both case regarding power ,efficiency etc?

0 Answers  

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a 3 phase motor was running with delta connected, suddenly one phase winding got burnt off, what will be the effect ?

8 Answers   Bhel, RRB, SR,

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What is acsr cable and where we use it?

0 Answers  

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2 electric bulbs of 100w,200V are put in series & the combination of each bulb is supplied to 100 V . the power consumption of each bulb will be????????

4 Answers  

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1.how many types of relays? 2.difference between ATS& STS?

0 Answers   L&T,

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why the voltage and current in a long transmission line are called travelling wave?

0 Answers   UIU,

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what is the effect of back reactive power on the generator ?

0 Answers   MRF,

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