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:A platinum resistance thermometer has a resistance…A 120V; 60W lamp is to be operated on 220V A.C…An electric lamp is rated 240V, 40W. What is the…A resistance thermometer has a resistance of 20Ω at…A lamp is rated 240V 60W, calculate the resistance…