How we can calculate the life of Lead acid battery

0 Answers   ABC,

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For overhead protection we use which transformer?

0 Answers  

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what is the difference between ceiling fan and wall mounteed fan technically

3 Answers  

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what is difference between line differential and transformer differential?

0 Answers   L&T,

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Uses of induction motor

6 Answers   NTPC,

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How to assume answer to electrical questions

0 Answers  

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What will happened if the neutral of secondary of Xformer ( Star point) Note it's above KVA rated Xformer

0 Answers   Equate,

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hi frnds...pls send me aptransco previous papers .....pls..pls,,,(madhar.rocking@gmail.com)and suggest me some websites

0 Answers  

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if we have to design a small transformer of rating 1 kva or 1 mva , how can we design it?

1 Answers  

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what is the mazor difference between the induction transformer and synchonous motor?what is the similarity between them?

1 Answers  

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Lux meter is the measuring device to measure the lux level of lighting fixture. in industrial sector two types of lighting fixture is being used as street lighting purpose 1. HPSV (Sodium) and 2. HPMV (Mercury). HPMV having white light which is an combination of red, blue and yellow colour, while HPSV haivng Yellow lighting. in HPSV red & blue colour will be absent. during measurement of the lux level of HPSV and HPMV fixture. 1. Lux meter can measure the actual lux level of both fixture? 2. or it will show false reading for HPSV fixture light as it has only yellow light present. please give me answer

1 Answers  

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I know during Surge Impedance Loading maximum power is transferred through a transmission line and also Sending end voltage becomes equal to Receiving end voltage i.e Vs=Vr so my question is if both end voltages are equal then how current travels in such line hence how power is transmitted because flow of current needs Potential difference??

3 Answers   NTPC,

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