Physics, asked by mohammadaqdas180, 2 months ago

The resistance of a tungsten wire used in the filament of a 60w bulb is 240ohms when the bulb is hot at a temperature of 2020 degree what would you estimate its resistance at 20 degree?

Answers

Answered by annshshetty

2

Explanation:

P = E^2/R = 60 W.

240^2/R = 60,

R = 960 ohms.

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