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What are the coherent sources of light?
In this topic we will discuss about ,what are the coherent sources of light? What are the necessary conditions to obtain coherent sources of light?why to independent sources of light can’t be coherent? 1. What are coherent sources of light? Definition: Two sources of light are said to be coherent if they emit light waves…
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Diffraction of light
What is diffraction of light? In this topic we will discuss what is diffraction of light , using single slit experiment formation of central max , position of secondary maxima and minima. Diffraction of Light – Single Slit Experiment 1. What is diffraction of light? Diffraction of light is the phenomenon of bending and spreading…
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What is photo electric effect?
What is photo electric effect? In this topic we will explain the photoelectric effect and also will explain hertz’s observation and Hallwach’s and Lenard’s observation. Photoelectric Effect: Hertz, Hallwachs and Lenard’s Observations 1. What is the Photoelectric Effect? The photoelectric effect is the phenomenon in which electrons are emitted from the surface of a metal…