ICS Part 2 Physics Chapter 20 Short Questions Preparation


12th Class Physics
Short Questions Preparation

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12th Class Physics Chapter Wise Preparation

Online Short Questions For Chapter 9 "ICS Part 2 Physics Chapter 20 Short Questions Preparation "

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  • Total Questions10

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Physics - ICS Part 2 Physics Chapter 20 Short Questions Preparation

Question # 1

Write down use of laser in industry.

  • Ans 1: It can be used for telecommunication in fibre optics.
    It is used to read bar codes,
    It is used to generate 3D image of objects by holography.
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Prepare Complete Set Wise Questions For Chapter 9 "ICS Part 2 Physics Chapter 20 Short Questions Preparation "

ICS Part 2 Physics Chapter 20 Short Questions Preparation - Set 1

Question # 1

Write down use of laser in industry.

  • Ans 1: It can be used for telecommunication in fibre optics.
    It is used to read bar codes,
    It is used to generate 3D image of objects by holography.
Submit

ICS Part 2 Physics Chapter 20 Short Questions Preparation - Set 2

Question # 1

What is CAT scanner?

  • Ans 1: A vastly improved x-rays technique is computerized axial tomography: the corresponding instrument is called CAT scanner.In CAT scanning a number of different orientations.Computer is attached to construct picture,Density difference of the order of one percent can be detected,Tumors and other anomalies much too small to be seen with older techniques can be detected.
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ICS Part 2 Physics Chapter 20 Short Questions Preparation - Set 3

Question # 1

Differentiate between Line and Band spectrum.

  • Ans 1: Line spectrum: When electron jumps from higher orbit to lower orbit ,it emits energy,This emission of energy constitutes spectral line,This is called the line spectrum.
  • Ans 2: Band spectrum:is produced by molecules,They are the groups of lines which are closely spaced to another.
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Physics
20th Chapter

ICS Part 2 Physics Chapter 20 Short Questions Preparation

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