1
JEE Main 2023 (Online) 30th January Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

The output $Y$ for the inputs $A$ and $B$ of circuit is given by

JEE Main 2023 (Online) 30th January Evening Shift Physics - Semiconductor Question 35 English

Truth table of the shown circuit is:

A
JEE Main 2023 (Online) 30th January Evening Shift Physics - Semiconductor Question 35 English Option 1
B
JEE Main 2023 (Online) 30th January Evening Shift Physics - Semiconductor Question 35 English Option 2
C
JEE Main 2023 (Online) 30th January Evening Shift Physics - Semiconductor Question 35 English Option 3
D
JEE Main 2023 (Online) 30th January Evening Shift Physics - Semiconductor Question 35 English Option 4
2
JEE Main 2023 (Online) 30th January Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

The output waveform of the given logical circuit for the following inputs A and B as shown below, is :

JEE Main 2023 (Online) 30th January Morning Shift Physics - Semiconductor Question 34 English

A
JEE Main 2023 (Online) 30th January Morning Shift Physics - Semiconductor Question 34 English Option 1
B
JEE Main 2023 (Online) 30th January Morning Shift Physics - Semiconductor Question 34 English Option 2
C
JEE Main 2023 (Online) 30th January Morning Shift Physics - Semiconductor Question 34 English Option 3
D
JEE Main 2023 (Online) 30th January Morning Shift Physics - Semiconductor Question 34 English Option 4
3
JEE Main 2023 (Online) 29th January Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

For the given logic gates combination, the correct truth table will be

JEE Main 2023 (Online) 29th January Evening Shift Physics - Semiconductor Question 33 English

A
JEE Main 2023 (Online) 29th January Evening Shift Physics - Semiconductor Question 33 English Option 1
B
JEE Main 2023 (Online) 29th January Evening Shift Physics - Semiconductor Question 33 English Option 2
C
JEE Main 2023 (Online) 29th January Evening Shift Physics - Semiconductor Question 33 English Option 3
D
JEE Main 2023 (Online) 29th January Evening Shift Physics - Semiconductor Question 33 English Option 4
4
JEE Main 2023 (Online) 29th January Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Which one of the following statement is not correct in the case of light emitting diodes?

A. It is a heavily doped p-n junction.

B. It emits light only when it is forward biased.

C. It emits light only when it is reverse biased.

D. The energy of the light emitted is equal to or slightly less than the energy gap of the semiconductor used.

Choose the correct answer from the options given below:

A
A
B
B
C
C and D
D
C
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