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12th Class Physics
Short Questions Preparation
Start Chapter 19 Preparation
12th Class Physics Chapter Wise Preparation
Online Short Questions For Chapter 8 "ICS Part 2 Physics Chapter 19 Short Questions Preparation "
Try The Short Questions For ICS Part 2 Physics Chapter 19 Short Questions Preparation
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Total Questions10
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Available Sets3
Physics - ICS Part 2 Physics Chapter 19 Short Questions Preparation
Question # 1
Define pair production and annihilation of matter.
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Ans 1: Pair production:The change of very high energy photon into an electron,positron pair is called pair production.Annihilation of matter:When a positron comes close to an electron,they annihilation and produce two photons in the gamma rays range.It is called annihilation of matter.
ICS Part 2 Physics Chapter 19 Short Questions Preparation - Set 1
Question # 1
Define pair production and annihilation of matter.
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Ans 1: Pair production:The change of very high energy photon into an electron,positron pair is called pair production.Annihilation of matter:When a positron comes close to an electron,they annihilation and produce two photons in the gamma rays range.It is called annihilation of matter.
ICS Part 2 Physics Chapter 19 Short Questions Preparation - Set 2
Question # 1
When light shine on surface,is momentum transferred to metal surface?
- Ans 1: Yes when light shine on surface,momentum is transferred to metal surface and also the energy.So metal is heated up.
ICS Part 2 Physics Chapter 19 Short Questions Preparation - Set 3
Question # 1
Define Compton effect.
- Ans 1: The phenomena of increase in wavelength of x rays photon scattered by loosely bound electrons from a graphite target is called Compton Effect.
