Answer / ravi

If the bulb is incendescent bulb. Then there is no effect
on working by changing the supply from AC to DC.

If current is half then illumination is decreased to four
times.

Answer / gobikrishnan.t

There is no variation among the illumination on AC and DC
voltage because the potential what we applied is same on
both factors.

Answer / mkumar

nothing wil happen a bulb can also glow on DC supply

Answer / vidhate

bulb will indicate but not continusaly it's always on-of/on-
of

why the rating of dc generator is in kw where as rating of alternator is in kva?

3 Answers  

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how the length effects the ampacity of the cable? if a cable is carrying a current of 100A for 50m length then what will the effect on current if we double the length?

2 Answers  

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what is the d/f b/w iverter & converter.

5 Answers   Indeco,

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We have one 500KVA transformer. We have tested REF relay and commissioned. After one and half year, due to some ground fault in one of the DB circuit Transformer tripped by REF relay. What will be cause and remedy. Please advise?

1 Answers  

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difference between cable and conductor?

6 Answers   TransOcean,

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Why is the electric shock from the DC supply is more dangerous than the shock from AC supply.

8 Answers   IBM,

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What is the difference when selecting a cable between AC and DC current?

13 Answers   ABB,

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What is Long rod insulator and it's applications..? merits over the disc insulator ..?

0 Answers  

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model question paper for supervisor trainee

0 Answers   Bhel,

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shall we use a machine having 60Hz frequency in india ? why?

4 Answers  

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what happen when dc supply is given to the transformer

9 Answers   Bhel,

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in flemings lefthand rule thumb indicate for....

2 Answers   APPSC,

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