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  1. Exams
  2. IIT JEE
  3. Physics
  4. Dual nature of matter and radiation
36 marks

Dual nature of matter and radiation

This chapter deals with the photoelectric effect and the dual nature of matter, including de Broglie's hypothesis.

7 Topics
25h prep
2% subject weight
7 Topics
1

Dual nature of radiation

2m1/10
📌 Key FormulaRadiation exhibits both wave and particle nature.
2

Hertz and Lenard's observations

2m1/10
📌 Key FormulaExperimental observations leading to photoelectric effect.
3

Einstein's photoelectric equation

2m2/10
📌 Key Formulahν = φ + K_max, explains photoelectric effect.
4

Particle nature of light

2m2/10
📌 Key FormulaLight consists of photons, each with energy hν and momentum h/λ.
5

Wave nature of particle

2m2/10
📌 Key Formulade Broglie hypothesis: λ = h/p
6

De Broglie relation

2m2/10
📌 Key Formulaλ = h/mv
7

Davisson-Germer experiment

2m1/10
📌 Key FormulaExperimental verification of de Broglie waves.