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WAEC - Physics (2003 - No. 34)
A lamp is rated 240V 60W, calculate the resistance of its filament
240\(\Omega\)
360\(\Omega\)
960\(\Omega\)
1440\(\Omega\)
Explication
R = \(\frac{V^2}{P} = \frac{240^2}{60} = 960\Omega\)
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