Embibe Experts Solutions for Chapter: Dual Nature of Radiation and Matter, Exercise 1: Rajasthan Board-2018

Find the de-Broglie wave length related to an electron accelerated by ${10}^4$ volt.

Derive Einstein's Photoelectric equation. Explain photoelectric effect with help of this equation.

Define threshold frequency.

Draw diagram of the experimental arrangement of Davission and Germer experiment.

Calculate de-Broglie wavelength of a wave associated with an electron, which is accelerated through a potential difference of $100\mathrm{V}$.

What was the main objective of Davission and Germer experiment.

Write Heisenberg's uncertainty principle.

Why photo-electric effect cannot be explained on the basis of wave theory of light?

Write any two reasons.