Paper 2 · Work, Energy and Power
A light bulb is labelled 240 V, 60 W. Calculate the resistance of the bulb using R = V²/P.
A960 Ω
B4 Ω
C240 Ω
D3600 Ω
Explanation: R = V²/P = 240²/60 = 57600/60 = 960 Ω.
Derived from ZIMSEC Physics 5055/2 Paper 2 Theory, November 2016, Q5
