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 do you understand by work function and stopping potential?

  • Ans 1: The minimum amount energy required to remove an electron from the surface of a metal is called work function.
    And the stopping potential is the potential difference applied to stop the electrons from being ejected from the surface when the light falls on it.
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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 do you understand by work function and stopping potential?

  • Ans 1: The minimum amount energy required to remove an electron from the surface of a metal is called work function.
    And the stopping potential is the potential difference applied to stop the electrons from being ejected from the surface when the light falls on it.
Submit

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

Question # 1

Differentiate between inertial and non-inertial frame of reference.

  • Ans 1: A coordinate system in which the law of inertia is valid is called inertial frame of reference.It is non-accelerated frame of reference.
  • Ans 2: A coordinate system in which the law of inertia is not valid is called non-inertial frame of reference.It is accelerated frame of reference.
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ICS Part 2 Physics Chapter 19 Short Questions Preparation - Set 3

Question # 1

We do not notice the de-Broglie wavelength for a pitched cricket ball.Explain why?

  • Ans 1: According to de-Broglie hypothesis

    λ =h/mv

    As cricket ball has large mass,therefore wavelength of wavelength associated with it is so small that is not detectable.
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ICS Part 2 Physics Chapter 19 Short Questions Preparation

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