JEE Main 2023 (Online) 6th April Evening Shift | Semiconductor Question 73 | Physics

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JEE Main 2023 (Online) 6th April Evening Shift

MCQ (Single Correct Answer)

-1

Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R

Assertion A: Diffusion current in a p-n junction is greater than the drift current in magnitude if the junction is forward biased.

Reason R: Diffusion current in a p-n junction is from the $$\mathrm{n}$$-side to the p-side if the junction is forward biased.

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

Both A and R are correct but R is NOT the correct explanation of A

A is correct but R is not correct

A is not correct but R is correct

Both A and R are correct and R is the correct explanation of A

JEE Main 2023 (Online) 6th April Morning Shift

MCQ (Single Correct Answer)

-1

Name the logic gate equivalent to the diagram attached

JEE Main 2023 (Online) 6th April Morning Shift Physics - Semiconductor Question 64 English

NOR

NAND

AND

JEE Main 2023 (Online) 6th April Morning Shift

MCQ (Single Correct Answer)

-1

The resistivity $$(\rho)$$ of semiconductor varies with temperature. Which of the following curve represents the correct behaviour :

JEE Main 2023 (Online) 1st February Evening Shift

MCQ (Single Correct Answer)

-1

Choose the correct statement about Zener diode :

It works as a voltage regulator in reverse bias and behaves like simple pn junction diode in forward bias.

It works as a voltage regulator in both forward and reverse bias.

It works as a voltage regulator only in forward bias.

It works as a voltage regulator in forward bias and behaves like simple pn junction diode in reverse bias.

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