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Two electric bulbs have resistances in the ratio 1:4. If they are joined in parallel, the energy consumed in themis in the ratio? |
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Answer» Answer: Step-by-step explanation: P=I 2 When two RESISTANCES are connected in SERIES, CURRENT through them is same. Hence, P 2
P 1
= R 2
R 1
= 2 1
Answer-(A) |
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