MEDIUM
12th Maharashtra Board
IMPORTANT
Earn 100

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

Important Questions on Semiconductor Devices

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?
EASY
12th Maharashtra Board
IMPORTANT
Physics Standard 12>Chapter 16 - Semiconductor Devices>Use your brain power>Q 1
If a transistor amplifies power, explain why it is not used to generate power.
HARD
12th Maharashtra Board
IMPORTANT
Physics Standard 12>Chapter 16 - Semiconductor Devices>Exercises>Q 3
Draw the circuit diagram of a half wave rectifier. Explain its working. What is the frequency of ripple in its output?
EASY
12th Maharashtra Board
IMPORTANT
Physics Standard 12>Chapter 16 - Semiconductor Devices>Exercises>Q 4
Why do we need filters in a power supply?
MEDIUM
12th Maharashtra Board
IMPORTANT
Physics Standard 12>Chapter 16 - Semiconductor Devices>Exercises>Q 5

Explain the construction and working of a full wave rectifier.

 

MEDIUM
12th Maharashtra Board
IMPORTANT
Physics Standard 12>Chapter 16 - Semiconductor Devices>Exercises>Q 6
Explain how a Zener diode maintains constant voltage across a load.
MEDIUM
12th Maharashtra Board
IMPORTANT
Physics Standard 12>Chapter 16 - Semiconductor Devices>Exercises>Q 7
Explain the forward and the reverse characteristic of a Zener diode.