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Categories >> Engineering >> Electrical-Engineering
 
 
 
Question 
what will happen if we pass a dc current through a ac bulb 
of 60 watt.The dc current is half ac one
 Question Submitted By :: Vinayak Khorate
I also faced this Question!!     Rank Answer Posted By  
 
Answer
 
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.
 
0
Ravi
 
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