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1
JEE Main 2023 (Online) 6th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
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Name the logic gate equivalent to the diagram attached

JEE Main 2023 (Online) 6th April Morning Shift Physics - Semiconductor Question 25 English

A
NOR
B
NAND
C
AND
D
OR
2
JEE Main 2023 (Online) 6th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
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The resistivity $$(\rho)$$ of semiconductor varies with temperature. Which of the following curve represents the correct behaviour :

A
JEE Main 2023 (Online) 6th April Morning Shift Physics - Semiconductor Question 24 English Option 1
B
JEE Main 2023 (Online) 6th April Morning Shift Physics - Semiconductor Question 24 English Option 2
C
JEE Main 2023 (Online) 6th April Morning Shift Physics - Semiconductor Question 24 English Option 3
D
JEE Main 2023 (Online) 6th April Morning Shift Physics - Semiconductor Question 24 English Option 4
3
JEE Main 2023 (Online) 1st February Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Choose the correct statement about Zener diode :

A
It works as a voltage regulator in reverse bias and behaves like simple pn junction diode in forward bias.
B
It works as a voltage regulator in both forward and reverse bias.
C
It works as a voltage regulator only in forward bias.
D
It works as a voltage regulator in forward bias and behaves like simple pn junction diode in reverse bias.
4
JEE Main 2023 (Online) 1st February Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Match List I with List II:

List I List II
A. Intrinsic semiconductor I. Fermi-level near the valence bond
B. n-type semiconductor II. Fermi-level in the middle of valence and conduction band.
C. p-type semiconductor III. Fermi-level near the conduction band
D. Metals IV. Fermi-level inside the conduction band

Choose the correct answer from the options given below :

A
A-III, B-I, C-II, D-IV
B
A-II, B-I, C-III, D-IV
C
A-I, B-II, C-III, D-IV
D
A-II, B-III, C-I, D-IV
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