Answer / k.prakashchandra

Energy stored in each battery = 12 x 200 WH ( VAH) ,total stored energy = 12 x 200 x 34 WH . Divide this by load in W to get ' Back up time' in hours (approx)

WHY IS THE UNITY POWER FACTOR NOT THE MOST CONOMICAL POWER FACTOR?

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Explain difference between aluminium coductor & copper coductor.

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1- What is the Polarization Index number be good for 15KV 3c#500MCM electrical cable? 2- Can I use the IEEE Std 43-2000 to perfom the PI test? Thanks

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What will happen when we will connect lamp in between phase and earth. 

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How can I model an open-delta ground transformer for a network supplied by 4 unit GTG and power transformer in ETAP?

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What does substation operator do in substation?

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for preparation of design note of 11 / 220 kV , 3 phase, 63 MVA transformer how can calculate or consider the iron losses and copper losses

1 Answers  

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respetsed sir, i have applied for section engg and juniour engg for both chennai and tiruvunabthapur boards for electrical deportments . can u suggest what books i have to follow and and also from which sections they r going ask (i mean weightage and what topics i have to cover) for both se and je for both chennai and tiruvunanthapur boards.......

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How to take of Transformer oil Break down voltage test?

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If we have 11 kv RYB Phase single core cable near about. Then wht effect and losses

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what is technical diffrence between table fan and ceiling fan

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What is the necessary and sufficient condition for stability.

0 Answers  

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