ICS Part 2 Physics Chapter 18 Short Questions Preparation


12th Class Physics
Short Questions Preparation

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Online Short Questions For Chapter 7 "ICS Part 2 Physics Chapter 18 Short Questions Preparation "

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Physics - ICS Part 2 Physics Chapter 18 Short Questions Preparation

Question # 1

Define current of gain of a transistor

  • Ans 1: The ratio of output current to input current is called current gain of a transistor.The ratio of collector current to base current is called current gain of a transistor.
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Prepare Complete Set Wise Questions For Chapter 7 "ICS Part 2 Physics Chapter 18 Short Questions Preparation "

ICS Part 2 Physics Chapter 18 Short Questions Preparation - Set 1

Question # 1

Define current of gain of a transistor

  • Ans 1: The ratio of output current to input current is called current gain of a transistor.The ratio of collector current to base current is called current gain of a transistor.
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ICS Part 2 Physics Chapter 18 Short Questions Preparation - Set 2

Question # 1

What is principle of vital ground?

  • Ans 1: In an operational amplifier ,if the non inverting terminal is grounded by the concept of virtual ground the inverting terminal is also at ground potential though there is no physical connection between the inverting terminal and the ground,This is the principle of virtual ground.
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ICS Part 2 Physics Chapter 18 Short Questions Preparation - Set 3

Question # 1

What is photodiode?Write down its two main applications.

  • Ans 1: Photodiode is used for the detection of light.It is used in reverse biased state.Reverse current increase with the intensity of incident light.When no light incidents then reverse current will be negligble.It is used as
    1. Detection of both visible and and invisible radiations
    2. Automatic switching
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18th Chapter

ICS Part 2 Physics Chapter 18 Short Questions Preparation

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