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Question
A cell of potential difference 12 V is connected to a bulb. The resistance of filament of bulb when it glows is 24Ω. Find the current drawn from the cell.
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Solution
Given, potential difference (V) = 12 V
Resistance, R = 24 Ω
Therefore, current (I) = `"V" / "R"`
Or, I = `12/24` = 0.5 A
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