Get 100 percent accurate NCERT Solutions for Class 12 Physics Chapter 11 (Dual Nature of Radiation and Matter) solved by expert Physics teachers. We provide solutions for questions given in Class 12 Physics text-book as per CBSE Board guidelines from the latest NCERT book for Class 12 Physics.

NCERT Grade 12 Physics Chapter 11, Dual Nature of Radiation and Matter is from Unit 7, Dual Nature of Matter. In this chapter, the conduction of electricity through gases, discovery of dual nature of matter, contribution and work of physicists around the globe and applications shall be discussed.

Electron Emission, Photoelectric Effect, Hertz’s observations, Hallwachs’ and Lenard’s observations, Experimental Study of Photoelectric Effect, Effect of intensity of light on photocurrent, Effect of potential on photoelectric current, Effect of frequency of incident radiation on stopping potential, Photoelectric Effect and Wave Theory of Light,  Einstein’s Photoelectric Equation: Energy Quantum of Radiation, Particle Nature of Light: The Photon, Wave Nature of Matter and Davisson And Germer Experiment are the topics discussed in this chapter.

Diagrams, graphs, illustrations, and examples associated with daily life make this chapter very interesting and easy to learn. Solved numeral problems and unsolved ones for practice make the students understand the concept better and develop a strong grip on the subject.

A contribution of eminent scientists such as Hertz, Lenard, Einstein, and others in the field of Dual Nature of Matter has helped to develop laws on the topic that the students shall study through this chapter. Detailed derivations to help derive formulas and equations will aid to solve the problems and understand the concepts.

NCERT Grade 12 Physics Chapter 11, Dual Nature of Radiation and Matter is from Unit 7, Dual Nature of Matter. Unit 7 holds a total weightage of 4 marks in the final examination.

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