A lamp is rated 240V 60W calculate the resistan... - WAEC Physics 2003 Question
A lamp is rated 240V 60W, calculate the resistance of its filament
A
240\(\Omega\)
B
360\(\Omega\)
C
960\(\Omega\)
D
1440\(\Omega\)
correct option: c
R = \(\frac{V^2}{P} = \frac{240^2}{60} = 960\Omega\)
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