Answer / a.p.nanjappa

Generally all sw yds are designed with outdoor lighting
system with normal and emergency power source.
the main reason may be security,power saving.management
decisions

Why electrons flow only one direction in semiconductors. why can not flow both directions

1 Answers  

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Parts of machine and their discription in details with suitable photo

0 Answers  

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which oil used in transformer?

5 Answers  

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what do you mean by star connection?

4 Answers   Denver, Satyam,

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We are having Chemical earthing pit the voltage between neutral to earth showing 22V how to solve that

4 Answers  

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In a synchronous motor armature current flows due to revolving flux which in turn rotates the load,but in no load condition armature current is zero hence thr is no revolving flux then how motor rotates?

9 Answers  

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Why fuse is? What will prevent by fuse?

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what the function breaker failure scheme, how is it operated

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HT/LT TRANSFORMER TEST?

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what precautions to be taken while desigining a LT,HT panel. Eg-LT panel PCC panel with ACB installed. HT panel VCB panel with VCB installed. & what is main diffrence betwn IP54 & IP55 construction of panel.

0 Answers   Bhel,

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What are types of encoders?

19 Answers   ITC Infotech, UFO, Wipro,

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HOW TO CALCULATE THE SIZE OF CABLE COPPER & ALUMINIUM

11 Answers   Amman Try, Prestige,

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