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Online Short Questions For Chapter 3 "ICS Part 2 Physics Chapter 14 Short Questions Preparation "

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Physics - ICS Part 2 Physics Chapter 14 Short Questions Preparation

Question # 1

How the beam of electron is focused on the screen of CRO?

  • Ans 1: CRO works by deflecting beam of electrons as they pass through uniform electric field between the two sets of parallel plates,The deflecting beam then falls on a fluorescent screen where it makes a visible spot.
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Prepare Complete Set Wise Questions For Chapter 3 "ICS Part 2 Physics Chapter 14 Short Questions Preparation "

ICS Part 2 Physics Chapter 14 Short Questions Preparation - Set 1

Question # 1

How the beam of electron is focused on the screen of CRO?

  • Ans 1: CRO works by deflecting beam of electrons as they pass through uniform electric field between the two sets of parallel plates,The deflecting beam then falls on a fluorescent screen where it makes a visible spot.
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ICS Part 2 Physics Chapter 14 Short Questions Preparation - Set 2

Question # 1

Define magnetic flux and write its unit.

  • Ans 1: The number of magnetic lines of force passing through certain area element is called magnetic flux.Magnetic flux is a scalar quantity and its SI unit is NmA-1which also called weber (Wb).
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ICS Part 2 Physics Chapter 14 Short Questions Preparation - Set 3

Question # 1

Define electromagnetism and give the name of one device in which electromagnetism is used.

  • Ans 1: The branch of physics which deals with electricity and magnetism and the interaction between them is known as electromagnetism.
    Electromagnetism is used in doorbells,electric motors such as electric fan etc.
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ICS Part 2 Physics Chapter 14 Short Questions Preparation - Set 4

Question # 1

What is lamp and scale arrangement in galvanometer?

  • Ans 1: In sensitive galvanometer,the angle of deflection is observed by means of a small mirror attached to the coil along with the lamp and scale.A beam of light directed towards the mirror of galvanometer.After reflection it produce a spot on the screen.The scale provides the small angle of deflection.
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