Physics, asked by sardarhafijul29, 11 months ago

two bulbs are rated 220 volt -60 watt and and 110 volt -60 watt respective ly calculate the ratio and resistance

Answers

Answered by yashwantoo7

1

Answer:

4:1

Explanation:

wkt:p=v²/R

R=V²/P

R°/R=(220)²×60/110²×60

=4:1

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