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12th Class Physics
Short Questions Preparation
Start Chapter 18 Preparation
12th Class Physics Chapter Wise Preparation
Online Short Questions For Chapter 7 "ICS Part 2 Physics Chapter 18 Short Questions Preparation "
Try The Short Questions For ICS Part 2 Physics Chapter 18 Short Questions Preparation
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Total Questions10
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Available Sets3
Physics - ICS Part 2 Physics Chapter 18 Short Questions Preparation
Question # 1
Define Depletion region?
- Ans 1: A region in a semiconductor device,usually at the junction of p-type and n-type materials ,in which there is neither an excess of electrons nor of holes is called depletion region,It charge less region.
ICS Part 2 Physics Chapter 18 Short Questions Preparation - Set 1
Question # 1
Define Depletion region?
- Ans 1: A region in a semiconductor device,usually at the junction of p-type and n-type materials ,in which there is neither an excess of electrons nor of holes is called depletion region,It charge less region.
ICS Part 2 Physics Chapter 18 Short Questions Preparation - Set 2
Question # 1
Why is the photodiode operated in reverse biased state?
- Ans 1: Photodiode is used for the detection of light.So 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 negligible.
ICS Part 2 Physics Chapter 18 Short Questions Preparation - Set 3
Question # 1
How does the motion of an electron in n type substance differ from the motion of holes in a p type substance?
- Ans 1: more mobile and rapid than holes in p-type substance because electrons do not require holes for their motions but p-type substance because electrons do not require holes for their motion but hole depend upon electrons for their motion,Both move in opposite direction.
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