Class 12 Physics CBSE and UP Board Dual Nature of Radiation and Matter Chapter-11 Exercise 11.36 NCERT Solutions for Class 12 Physics Chapter 11 Question-36 Additional Exercise
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Class 12 Physics CBSE and UP Board Dual Nature of Radiation and Matter Chapter-11 Exercise 11.35 NCERT Solutions for Class 12 Physics Chapter 11 Question-35 Additional Exercise
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Class 12 Physics CBSE and UP Board Dual Nature of Radiation and Matter Chapter-11 Exercise 11.34 NCERT Solutions for Class 12 Physics Chapter 11 Question-34 Additional Exercise
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Class 12 Physics CBSE and UP Board Dual Nature of Radiation and Matter Chapter-11 Exercise 11.7 NCERT Solutions for Class 12 Physics Chapter 11 Question-7
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Class 12 Physics CBSE and UP Board Dual Nature of Radiation and Matter Chapter-11 Exercise 11.16 NCERT Solutions for Class 12 Physics Chapter 11 Question-16
![Compute the typical de Broglie wavelength of an electron in a metal at 27 ºC and compare it with the mean separation between two electrons in a metal which is given to be about 2 × 10⁻¹⁰ m. [Note: Exercises 11.35 and 11.36 reveal that while the wave-packets associated with gaseous molecules under ordinary conditions are non-overlapping, the electron wave-packets in a metal strongly overlap with one another. This suggests that whereas molecules in an ordinary gas can be distinguished apart, electrons in a metal cannot be distintguished apart from one another. This indistinguishibility has many fundamental implications which you will explore in more advanced Physics courses.]](https://discussion.tiwariacademy.com/app/uploads/2021/04/Ex-11.35-260x185.png)