A lamp is rated 240V 60W, calculate the resistance of its filament
PHYSICS
WAEC 2003
A lamp is rated 240V 60W, calculate the resistance of its filament
- A. 240Ω
- B. 360Ω
- C. 960Ω
- D. 1440Ω
Correct Answer: C. 960Ω
Explanation
R = \(\frac{V^2}{P} = \frac{240^2}{60} = 960\Omega\)
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