Cbse| Einstein'S Photoelectric Equation

Einsteins photoelectric equation is

(a) State three important properties of photons which describe the particle picture of electromagnetic radiation. (b) Use Einstein's photoelectric equation to define the terms (i) stopping potential and (ii) threshold frequency.

Write Einstein's photoelectric equation. State clearly any two salient features observe in photoelctric effect, which can be explained on the basis of the above equation.

Using Einstein's photoelectric equation show how the cut -off voltage and threshold frequency for a given photosenstive material can be determined with the help of a suitable plot/graph.

What is photoelectric effect? Give any two practical applications of this effect. Write Einstein's photoelectric equation and use it to explain (i) independence of maximum energy of the emitted photoelectrons from intensity of incident light (ii) existence of a threshold frequency of the emitted photoelectrons from intensity of incident light.

Write Einstein's photoelectric equation.

State Einstein's photoelectric equation. Explain any two characteristics of photoelectric effect on the basis of this equation.

According to Einstein's photoelectric equation (symbols have their usual meaning)