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

What is half line?

Ans 1: The half line T_1/2of a radioactive elements is that period in which half of the atoms decay.

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Prepare Complete Set Wise Questions For Chapter 10 "ICS Part 2 Physics Chapter 21 Short Questions Preparation "

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Set 2

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Set 3

10 Questions
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Set 4

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Set 5

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

Question # 1

What is half line?

Ans 1: The half line T_1/2of a radioactive elements is that period in which half of the atoms decay.

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

Question # 1

Name the basic forces of nature.

Ans 1: The basic forces of nature are
1. Gravitational force
2. Electromagnetic force
3. Weak nuclear force
4. Strong nuclear force

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ICS Part 2 Physics Chapter 21 Short Questions Preparation - Set 3

Question # 1

Why are heavy nuclei unstable?

Ans 1: Heavy nuclei are unstable because their binding energy per nucleon is less than lighter nuclei.So less energy is required to break heavy nuclei and they become unstable.

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ICS Part 2 Physics Chapter 21 Short Questions Preparation - Set 4

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 5

Question # 1

What do you mean by critical mass and critical volume?

Ans 1: The mass of uranium in which one neutron out of all neutron out of all neutron produced in one fission reaction produces further fission reaction is called critical mass.

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ICS Part 2 Physics Chapter 21 Short Questions Preparation

12th Class PhysicsShort Questions Preparation

12th Class Physics Chapter Wise Preparation

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

Physics - ICS Part 2 Physics Chapter 21 Short Questions Preparation

What is half line?

If you swallowed a alpha source and beta source ,which would be more dangerous to you ?Explain

Define background radiations.What are their sources?

Define Half line and discuss its dependence.

Describe the principle of operation of solid state detector?

Describe a brief account of interaction of various types of radiations with matter.

Define half-line of radioactive element.How is it related with decay constant?

Discuss the advantage and disadvantage of nuclear power compare to the use of fossil fuel generated power.

What is self-quenching in Geiger Muller Counter?

Protons and neutron are formed by what types of quarks?

Prepare Complete Set Wise Questions For Chapter 10 "ICS Part 2 Physics Chapter 21 Short Questions Preparation "

Set 1

Set 2

Set 3

Set 4

Set 5

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

What is half line?

If you swallowed a alpha source and beta source ,which would be more dangerous to you ?Explain

Define background radiations.What are their sources?

Define Half line and discuss its dependence.

Describe the principle of operation of solid state detector?

Describe a brief account of interaction of various types of radiations with matter.

Define half-line of radioactive element.How is it related with decay constant?

Discuss the advantage and disadvantage of nuclear power compare to the use of fossil fuel generated power.

What is self-quenching in Geiger Muller Counter?

Protons and neutron are formed by what types of quarks?

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

Name the basic forces of nature.

Define Half line and discuss its dependence.

What is half line?

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

If nucleus has a life of one year,does this mean that it will be completely decayed after two years?

Describe a brief account of interaction of various types of radiations with matter.

Define fission and fusion reaction.

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

How can radioactivity help in the treatment of cancer?

What do you know about Radioactivity?

ICS Part 2 Physics Chapter 21 Short Questions Preparation - Set 3

Why are heavy nuclei unstable?

How energy released when 1 amu converted into energy?

Wh Geiger counter is not suitable for fast counting?

Define half-line of radioactive element.How is it related with decay constant?

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

Define decay constant.

Define absorbed dose and Gray.

Define Half line and discuss its dependence.

If nucleus has a life of one year,does this mean that it will be completely decayed after two years?

What is meant by dose of radiation?What is its SI units?

ICS Part 2 Physics Chapter 21 Short Questions Preparation - Set 4

How can radioactivity help in the treatment of cancer?

Wh Geiger counter is not suitable for fast counting?

What are isotopes?What do you have in common?

Describe a brief account of interaction of various types of radiations with matter.

If nucleus has a life of one year,does this mean that it will be completely decayed after two years?

Define mass defect and binding energy.

What is half line?

Differentiate between parent and daughter element.

What information if revealed by the length and shape of track of an incident particle in Wilson Cloud Chamber?

Distinguished between nuclear fission and nuclear fusion.

ICS Part 2 Physics Chapter 21 Short Questions Preparation - Set 5

What do you mean by critical mass and critical volume?

Briefly give the use of (a)Wilson cloud chamber (b)G.M counter.

Differentiate between parent and daughter element.

Define nuclear fission.

Name the basic forces of nature.

Distinguished between nuclear fission and nuclear fusion.

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

12th Class Physics
Short Questions Preparation