1
NEET 2023 Manipur
MCQ (Single Correct Answer)
+4
-1

On the basis of electrical conductivity, which one of the following material has the smallest resistivity?

A
Germanium
B
Silver
C
Glass
D
Silicon
2
NEET 2023 Manipur
MCQ (Single Correct Answer)
+4
-1

The given circuit is equivalent to:

NEET 2023 Manipur Physics - Semiconductor Electronics Question 1 English

A
NEET 2023 Manipur Physics - Semiconductor Electronics Question 1 English Option 1
B
NEET 2023 Manipur Physics - Semiconductor Electronics Question 1 English Option 2
C
NEET 2023 Manipur Physics - Semiconductor Electronics Question 1 English Option 3
D
NEET 2023 Manipur Physics - Semiconductor Electronics Question 1 English Option 4
3
NEET 2023 Manipur
MCQ (Single Correct Answer)
+4
-1

A p-type extrinsic semiconductor is obtained when Germanium is doped with:

A
Antimony
B
Phosphorous
C
Arsenic
D
Boron
4
NEET 2023 Manipur
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus

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)
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