Question

why do the intensity of light in LED varies with the test of different liquids. ​

Answer 1

In most diodes that energy leaves as heat, but in LEDs that energy is dissipated as light! While the wavelength of the light depends on the band gap of the semiconductor, the intensity depends on the amount of power being pushed through the diode.

Answer 2

Here is ur answer.

Hope it helps u buddy ☺☺