Home
News
Colleges
Courses
Admission
Lectures
Online Test
Past Papers
Date Sheets
Results
Study Abroad
Jobs
Tutors
More
Apps
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
-
Total Questions10
-
Available Sets3
Physics - ICS Part 2 Physics Chapter 18 Short Questions Preparation
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 1
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 2
Question # 1
Why the biasing requirement of the junction of a transistor for its normal operation?
- Ans 1: For the normal operation the base emitter junction of transistor is forward biased and collector base junction is reverse biased.
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
- Detection of both visible and and invisible radiations
- Automatic switching
