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

Discuss the advantages of fission power from point of view of safety,pollution and resources.

  • Ans 1: Advantage of nuclear power are given below
    1. Nuclear fission energy,release a highly reduced amount of the gases into the air,resulting in a slower rate of global warming and pollution.
    2. The energy is quick to create;meaning that they are able to make a large amount of some form of emergency required it.
    3. Much more energy is produced.
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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

Discuss the advantages of fission power from point of view of safety,pollution and resources.

  • Ans 1: Advantage of nuclear power are given below
    1. Nuclear fission energy,release a highly reduced amount of the gases into the air,resulting in a slower rate of global warming and pollution.
    2. The energy is quick to create;meaning that they are able to make a large amount of some form of emergency required it.
    3. Much more energy is produced.
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ICS Part 2 Physics Chapter 21 Short Questions Preparation - Set 2

Question # 1

What are isotopes?What do they have common and what are their difference.

  • Ans 1: Isotopes are such nuclei of an element that have the same charge number Z but have different mass number A.It means,in the nucleus the number of protons is the same but the number of neutrons is different.
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ICS Part 2 Physics Chapter 21 Short Questions Preparation - Set 3

Question # 1

How can radioactivity help in the treatment of cancer?

  • Ans 1: It helps in treatment of cancer:
    1. Cobalt-60 is used in radiotherapy.
    2. For skin cancer ,phosphorus -32 or strontium-9 is used.
    3. Radioactive iodine-131 is used to cure cancer of thyroid gland.
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ICS Part 2 Physics Chapter 21 Short Questions Preparation - Set 4

Question # 1

What do you understand by "background radiation "?State two source of this radiation?

  • Ans 1: When no radioactive source is placed near the radiation detector,it records radiation,These radiations are called background radiations..
    Its source are
    1. Cosmic rays
    2. presence of radioactive substance Earth crust and atmosphere.
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ICS Part 2 Physics Chapter 21 Short Questions Preparation - Set 5

Question # 1

A particle which produce more ionization ,is less penetrating.Why?

  • Ans 1: A particle with great power loses large amount of energy for small distances.That is,it produces more ionization but is less penetration.
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ICS Part 2 Physics Chapter 21 Short Questions Preparation

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