Physics, asked by Himanshu2304, 1 year ago

one 5o watt bulb can be lit by 100 V. if bulb has to be lit with the source of 220V then what resistance should be connected to its series?

gunu931: it's 50 watt right?

Himanshu2304: how?

Himanshu2304: but it is not right....

Answers

Answered by malavikabala012003

$here \: is \: the \: explanation$

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Himanshu2304: there is no such option here.....

malavikabala012003: sorry if it's wrong.

malavikabala012003: Do you know the right answer?

Himanshu2304: i know but i dont know how to solve this .....

malavikabala012003: what is the right one?

Himanshu2304: its is 240 ohm given....

malavikabala012003: ok thank u

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