Please select the best answer and click submit A tungstenfil

Please select the best answer and click \"submit.\" A tungsten-filament lightbulb emits light based on the temperature of the filament. Which phenomenon does this demonstrate? Photoelectric effect Blackbody radiation Quantum mechanics Emission spectra

Solution

Light Bulb works on the principal of Black-Body Radiation.

Black Body radiations are emmited by a hot body.

Lightbulb is an electric light with a wire filament heated to a high temperature, by passing an electric current through it, until it glows with visible light.(hot body)