JEE Main 27 June 2022 Shift 1 Solved Paper
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Question : 52 of 90
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A 220 V , 50 Hz AC source is connected to a 25 V , 5 W lamp and an additional resistance R in series (as shown in figure) to run the lamp at its peak brightness, then the value of R (in ohm) will be__
[27-Jun-2022-Shift-1]
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