What is a $\mathrm{p}-\mathrm{n}$ junction diode?

Important Questions on Semiconductor Devices

EASY

12th Maharashtra Board

IMPORTANT

Physics Standard 12>Chapter 16 - Semiconductor Devices>Can you recall?>Q 2

What is breakdown voltage and knee voltage?

EASY

12th Maharashtra Board

IMPORTANT

Physics Standard 12>Chapter 16 - Semiconductor Devices>Can you recall?>Q 3

What is a forward and reverse biased diode?

EASY

12th Maharashtra Board

IMPORTANT

Physics Standard 12>Chapter 16 - Semiconductor Devices>Can you tell?>Q 1

How does a cell phone charger produce a voltage of $5.0 \mathrm{V}$ form the line voltage of $230 \mathrm{V}$ ?

MEDIUM

12th Maharashtra Board

IMPORTANT

Physics Standard 12>Chapter 16 - Semiconductor Devices>Can you tell?>Q 2

Why is a resistance connected in series with a Zener diode when used in a circuit?

MEDIUM

12th Maharashtra Board

IMPORTANT

Physics Standard 12>Chapter 16 - Semiconductor Devices>Try this>Q 1

Study the relation between intensity of the incident light and the reverse current of a photodiode.

MEDIUM

12th Maharashtra Board

IMPORTANT

Physics Standard 12>Chapter 16 - Semiconductor Devices>Can you tell?>Q 1

What is the difference between a photo diode and a solar cell?

MEDIUM

12th Maharashtra Board

IMPORTANT

Physics Standard 12>Chapter 16 - Semiconductor Devices>Can you tell?>Q 2

When the intensity of light incident on a photo diode increases, how is the reverse current affected?

MEDIUM

12th Maharashtra Board

IMPORTANT

Physics Standard 12>Chapter 16 - Semiconductor Devices>Use your brain power>Q 1

What would happen if both junctions of a BJT are forward biased or reverse biased?