Answer / vagish m r

Basically there are solar collectors which collect the sun
rays. They are in concave shape, flat etc. Solar cells convert
Solar energy into Electrical energy. They are silicon coated
cells. They work on photo electric effect. when light falls
on the cells, valence electrons are liberated by absorbing the
light energy. These electrons start circulating & form
Electricity.

how work a harmonics filter(L-C combition).

1 Answers   Bhel,

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where we use 1 phase & 3 phase supply ?what is major advantage using 3 phase over than single phase ?

3 Answers  

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Definition of grid?

7 Answers   L&T, Pace Power Systems, Vijai Electricals,

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why voltages are multiple of 11 or 1.1???describe with derivation plzzz.thanks

2 Answers  

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How to conduct the Magnetic Balance test on Power Transformer?

0 Answers  

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What is the comparision (advantages / disadvantages) of 110V, 60 Hz system to 230 V, 50 Hz system.

2 Answers  

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why voltages are added when batteries are connected in series?

4 Answers  

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why any Elelctricity board insist not to change the buren of their metering CTs or PTs for metering purpose? as a example elect. board not accepted that any customer change their metering CT or PT core burden from 5VA to 15VA.. why?

1 Answers  

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In a Circuit how the MCB and Fuse ratings are calculated. And shall the fuse follws the MCB or it is otherwise?

16 Answers   Emerson, HCL, Thirumalai Chemicals,

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Why 66KV is step down to 11KV and then 433v, not directly 66KV to 433v ?

2 Answers  

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How to calculate that clean water supply in one Day from 150 KLD STP?

0 Answers  

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opkinson's test

0 Answers   Bhel,

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