ICS Part 2 Physics Chapter 20 Short Questions Preparation


12th Class Physics
Short Questions Preparation

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

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Physics - ICS Part 2 Physics Chapter 20 Short Questions Preparation

Question # 1

In which region of electromagnetic spectrum does the following series fall (a)Lyman series (b)Balmer series?

  • Ans 1: Balmer series falls in the visible region.
    Lyman series falls in the ultraviolet region.
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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

In which region of electromagnetic spectrum does the following series fall (a)Lyman series (b)Balmer series?

  • Ans 1: Balmer series falls in the visible region.
    Lyman series falls in the ultraviolet region.
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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

What is meant by line spectrum? How line spectrum can be used for the identification of elements?

  • Ans 1: When an electron jumps from higher energy state to lower energy state than emits energy and make a spectral line.
    E2- E1=hf
    This is called line spectrum.And different elements emit line spectrum of different wavelengths,So they can be identifiedeasily.
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20th Chapter

ICS Part 2 Physics Chapter 20 Short Questions Preparation

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