An electric lamp rated 120W is used on a 240Vrms, calculate the resistance of its filament? by Sunday | May 20 | Physics WAEC | 0 comments A. 480Ω B. 360Ω C. 60Ω D. 2Ω Correct Answer: Option A A. 480Ω Users Also Read These:An electric bulb is rated 60W, 220V. Calculate the…A 120V; 60W lamp is to be operated on 220V A.C…A lamp is rated 240V 60W, calculate the resistance…An immersion heater is rated 120W. How long does it…A lamp is rated 240V, 60W. Determine the resistance…