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12th Class Physics
Short Questions Preparation
Start Chapter 20 Preparation
12th Class Physics Chapter Wise Preparation
Online Short Questions For Chapter 9 "ICS Part 2 Physics Chapter 20 Short Questions Preparation "
Try The Short Questions For ICS Part 2 Physics Chapter 20 Short Questions Preparation
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Total Questions10
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Available Sets3
Physics - ICS Part 2 Physics Chapter 20 Short Questions Preparation
Question # 1
Can x-rays be reflected,diffracted polarized just like any other eaves?Explain
- Ans 1: Yes x rays can be reflected,refracted diffracted by crystal only and polarized just like any other waves.
ICS Part 2 Physics Chapter 20 Short Questions Preparation - Set 1
Question # 1
Can x-rays be reflected,diffracted polarized just like any other eaves?Explain
- Ans 1: Yes x rays can be reflected,refracted diffracted by crystal only and polarized just like any other waves.
ICS Part 2 Physics Chapter 20 Short Questions Preparation - Set 2
Question # 1
What is meant by lasing action?
- Ans 1: When a large percentage of atom or sample is in population inversion then large number of coherent photons along same direction of motion could be obtained to form laster light,The combination of spontaneous emission of first and then stimulated emission cause the laser to generate coherent beam of light at a single frequency which is called lasing action.
ICS Part 2 Physics Chapter 20 Short Questions Preparation - Set 3
Question # 1
What do you mean by inner shell transition?
- Ans 1: A transition in which an electron from higher orbit,emits energy and accommodate a hole in the lower orbit.Such a transition is called inner shell transition.The photons emitted in such transition are called characteristic x-rays.
