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2 bulbs..........................

Asked by 17th February 2009, 9:29 PM
Answered by Expert
Answer:

In parallel , total power = P1 + P2

i.e. P = 40 + 60 = 100 W

In series

 total power = V 2 / ( R1 + R2 )

Now, R1 = 40 / 220 , R2 = 60 / 220

Use the above relation and values to calculate the power in series.

 

Answered by Expert 18th February 2009, 12:19 AM
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