ICS Part 2 Physics Chapter 21 Short Questions Preparation


12th Class Physics
Short Questions Preparation

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Online Short Questions For Chapter 10 "ICS Part 2 Physics Chapter 21 Short Questions Preparation "

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Physics - ICS Part 2 Physics Chapter 21 Short Questions Preparation

Question # 1

How alpha and beta may ionize an atom without directly hitting the electrons?

  • Ans 1: As alpha and beta are electrically charged particle,so they can cause ionization without hitting an atom either by,repellings the electron of target particle.
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Prepare Complete Set Wise Questions For Chapter 10 "ICS Part 2 Physics Chapter 21 Short Questions Preparation "

ICS Part 2 Physics Chapter 21 Short Questions Preparation - Set 1

Question # 1

How alpha and beta may ionize an atom without directly hitting the electrons?

  • Ans 1: As alpha and beta are electrically charged particle,so they can cause ionization without hitting an atom either by,repellings the electron of target particle.
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ICS Part 2 Physics Chapter 21 Short Questions Preparation - Set 2

Question # 1

Briefly describe the term radiography.

  • Ans 1: The radiography is a technique used in medicine such as internal imaging of the brain to determine the size and location of the tumor precisely.
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ICS Part 2 Physics Chapter 21 Short Questions Preparation - Set 3

Question # 1

Wh Geiger counter is not suitable for fast counting?

  • Ans 1: Geiger counter is not suitable for fast counting because of its longer dead time.The positive ions take several time as long to reach the outer cathode,because positive ions are very massive than the electrons.During this time further incoming particle can not be counted,This time is called as the dead time of counter which delays fast counting system.
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ICS Part 2 Physics Chapter 21 Short Questions Preparation - Set 4

Question # 1

Write name of different quarks.

  • Ans 1: The name of different quarks are as follows
    Up,Down-Strange ,Charm,Top,Bottom
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ICS Part 2 Physics Chapter 21 Short Questions Preparation - Set 5

Question # 1

Distinguished between nuclear fission and nuclear fusion.

  • Ans 1: Nuclear Fission: Such a reaction in which a heavy nuclei like that of uranium splits up into two of roughly equal size along with the emission of energy is called fission reaction.
  • Ans 2: Nuclear Fusion:A reaction in which two lights nuclei merge to form a heavy nucleus is called fusion reaction.It require very high temperature.
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ICS Part 2 Physics Chapter 21 Short Questions Preparation

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