A cell of potential difference 12 V is connected to a bulb. The resistance of filament of bulb when it glows, is 24 $Ω$ . Find the current drawn from the cell.

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Solution

Given, potential difference (V) = 12 V
Resistance, R = 24 Ω
Therefore, $c u r r e n t (I) = \frac{V}{R}$
Or, $I = \frac{12}{24} = 0.5 A$

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A cell of potential difference 12 V is connected to a bulb. The resistance of filament of bulb when it glows, is 24 Ω. Find the current drawn from the cell.

Given, potential difference (V) = 12 V Resistance, R = 24 Ω Therefore, current(I)=VR Or,I=1224=0.5A

A cell of potential difference 12 V is connected to a bulb. The resistance of filament of bulb when it glows, is 24 $Ω$ . Find the current drawn from the cell.

Given, potential difference (V) = 12 V
Resistance, R = 24 Ω
Therefore, $c u r r e n t (I) = \frac{V}{R}$
Or, $I = \frac{12}{24} = 0.5 A$