Introduction to Physics

The relativity of Mass: Like length and time, the mass of an object is dependent on motion. According to the theory of relativity mass of…

Mass-energy relation: According to the special theory of relativity, the relation between mass and energy is E = mc2, here E = energy, m =…

Heisenberg’s Uncertainty Principle According to De-Broglie hypothesis matter has dual characteristics – one is particle property and the other one is the wave property. When…

Compton Effect After the establishment of the quantum theory of light, scientist Compton proposed in 1925 that if there is a collision between a powerful…

de Broglie’s Matter Waves When a piece of red-hot iron is left somewhere we see radiation is emitted from it. Again, at night when we…

Explanation characteristics of the photoelectric effect with the help of Einstein Equation The photoelectric effect refers to the emission, or ejection, of electrons from the…

Einstein’s Photo Electric Equation In 1905, famous scientist Einstein applied Planck’s quantum theory to explain the photoelectric effect. According to the quantum theory, and radiation…

Laws of Photo Electric Emission When the beam of the light enlightens the surface of the metals like sodium, potassium, cesium, and rubidium then their…

Experiment: Demonstration of Photoelectric Effect The photoelectric effect refers to the emission, or ejection, of electrons from the surface of, generally, a metal in response…

Characteristics of Photo Electric Effect The photoelectric effect refers to the emission, or ejection, of electrons from the surface of, generally, a metal in response…