MEDIUM
12th Odisha Board
IMPORTANT
Earn 100

Draw the circuit diagram of a p-n-p transistor used as an amplifier.

Important Questions on Transistors

EASY
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 20 - Transistors>MODEL QUESTIONS>Q 1
In an NPN transistor,
EASY
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 20 - Transistors>MODEL QUESTIONS>Q 2
NPN transistor is formed by
EASY
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 20 - Transistors>MODEL QUESTIONS>Q 5
In a normal operation of a transistor
EASY
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 20 - Transistors>MODEL QUESTIONS>Q 6
The value of α
HARD
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 20 - Transistors>MODEL QUESTIONS>Q 3
In a transistor amplifier, the collector load resistance RL is 2 KΩ and input resistance Ri is 1 KΩ . If the current gain is 50, calculate voltage gain of the amplifier.
HARD
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 20 - Transistors>MODEL QUESTIONS>Q 9
A change of 0.2 mA in the base current causes a change of 5 mA in the collector current for a common emitter amplifier. (ii) If the input resistance is 2 kΩ, and is voltage gain is 75, calculate the load resistor used in the circuit.
EASY
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 20 - Transistors>MODEL QUESTIONS>Q 2

Correct the following sentences: The value of transistor constant β is always less than 1.

EASY
12th Odisha Board
IMPORTANT
Bureau's Higher Secondary Physics Class 12>Chapter 20 - Transistors>MODEL QUESTIONS>Q 5

Correct the following sentence: The transistor constant α is always greater than 1.