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Physics Syllabus for JEE Main 2024

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Questions and Answers

Which of the following is a key property of a semiconductor material?

Ability to conduct electricity only in one direction

Low electrical conductivity (correct)

Inability to conduct electricity at all

High electrical conductivity

What is the primary mechanism by which charge carriers move in a semiconductor?

Drift of holes

Drift of electrons (correct)

Tunneling of electrons

Hopping of ions

Which of the following semiconductor materials is commonly used in electronic devices?

Silicon (correct)

Copper

Aluminum

Gold

What is the purpose of doping in semiconductor materials?

To increase the electrical conductivity Signup and view all the answers

Which type of semiconductor material has a higher concentration of holes than electrons?

P-type semiconductor Signup and view all the answers

What is the primary function of a semiconductor diode?

To convert AC to DC Signup and view all the answers

Which semiconductor device is used to control the flow of electric current?

Transistor Signup and view all the answers

What is the purpose of a p-n junction in a semiconductor device?

To create a potential barrier Signup and view all the answers

Which semiconductor device is used to amplify electrical signals?

Transistor Signup and view all the answers

What is the function of a semiconductor rectifier?