1
NEET 2023 Manipur
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

NEET 2023 Manipur Physics - Semiconductor Electronics Question 4 English

The above figure shows the circuit symbol of a transistor. Select the correct statements given below:

(A) The transistor has two segments of p-type semiconductor separated by a segment of n-type semiconductor.

(B) The emitter is of moderate size and heavily doped.

(C) The central segment is thin and lightly doped.

(D) The emitter base junction is reverse biased in common emitter amplifier circuit.

A
(C) and (D)
B
(A) and (D)
C
(A) and (B)
D
(B) and (C)
2
NEET 2023
MCQ (Single Correct Answer)
+4
-1
Change Language

Given below are two statements:

Statement I : Photovoltaic devices can convert optical radiation into electricity.

Statement II : Zener diode is designed to operate under reverse bias in breakdown region.

In the light of the above statements, choose the most appropriate answer from the options given below :

A
Both Statement I and Statement II are incorrect.
B
Statement I is correct but Statement II is incorrect.
C
Statement I is incorrect but Statement II is correct.
D
Both Statement I and Statement II are correct
3
NEET 2023
MCQ (Single Correct Answer)
+4
-1
Change Language

A full wave rectifier circuit consists of two p-n junction diodes, a centre-tapped transformer, capacitor and a load resistance. Which of these components remove the ac ripple from the rectified output?

A
p-n junction diodes
B
Capacitor
C
Load resistance
D
A centre-tapped transformer
4
NEET 2023
MCQ (Single Correct Answer)
+4
-1
Change Language

For the following logic circuit, the truth table is:

NEET 2023 Physics - Semiconductor Electronics Question 7 English

A
A B Y
0 0 0
0 1 1
1 0 1
1 1 1
B
A B Y
0 0 1
0 1 0
1 0 1
1 1 0
C
A B Y
0 0 0
0 1 0
1 0 0
1 1 1
D
A B Y
0 0 1
0 1 1
1 0 1
1 1 0
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