ICS Part 2 Physics Chapter 19 Short Questions Preparation


12th Class Physics
Short Questions Preparation

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12th Class Physics Chapter Wise Preparation

Online Short Questions For Chapter 8 "ICS Part 2 Physics Chapter 19 Short Questions Preparation "

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Physics - ICS Part 2 Physics Chapter 19 Short Questions Preparation

Question # 1

What are black body radiations and how can you get a black body?

  • Ans 1: An objects that absorbs all radiations falling on it,at all wavelength is called a black body.
    When a body is heated ,it emits radiation its emission is called black body.
    Black body is solid that has hollow cavity within it and a small hole through which radiations can enter or escape.The inside is blackened with suit to make it as good an absorber and as a bad reflector as possible.
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Prepare Complete Set Wise Questions For Chapter 8 "ICS Part 2 Physics Chapter 19 Short Questions Preparation "

ICS Part 2 Physics Chapter 19 Short Questions Preparation - Set 1

Question # 1

What are black body radiations and how can you get a black body?

  • Ans 1: An objects that absorbs all radiations falling on it,at all wavelength is called a black body.
    When a body is heated ,it emits radiation its emission is called black body.
    Black body is solid that has hollow cavity within it and a small hole through which radiations can enter or escape.The inside is blackened with suit to make it as good an absorber and as a bad reflector as possible.
Submit

ICS Part 2 Physics Chapter 19 Short Questions Preparation - Set 2

Question # 1

State uncertainty principle.

  • Ans 1: The product of uncertainty in the measurement of momentum and uncertainty in the measurement of position of an electron is approximately equal to Planck's constant.
    The product of uncertainty in the measurement of energy and uncertainty in the measurement of time of an electron is approximately equal to Planck's constant.
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ICS Part 2 Physics Chapter 19 Short Questions Preparation - Set 3

Question # 1

What are black body radiations and how can you get a black body?

  • Ans 1: An objects that absorbs all radiations falling on it,at all wavelength is called a black body.
    When a body is heated ,it emits radiation its emission is called black body.
    Black body is solid that has hollow cavity within it and a small hole through which radiations can enter or escape.The inside is blackened with suit to make it as good an absorber and as a bad reflector as possible.
Submit

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ICS Part 2 Physics Chapter 19 Short Questions Preparation

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