An electric bulb is rated 60W, 220V. calculate the resistance of its filament when it is operating normally
A.
296.7Ω
B.
400.0Ω
C.
512.2Ω
D.
806.7Ω
Answer: D
To see detailed solution to this question and thousands of other questions offline, download TestDriller SSCE. Practice rigorously for WASSCE, enjoy educational games, get chief examiners' reports, summary of WAEC literature books, compete with your peers, win prizes and more.