1
JEE Main 2020 (Online) 5th September Evening Slot
MCQ (Single Correct Answer)
+4
-1
Two Zener diodes (A and B) having breakdown voltages of 6 V and 4 V respectively, are connected as shown in the circuit below. The output voltage V0 variation with input voltage linearly increasing with time, is given by :
(Vinput = 0 V at t = 0)
(figures are qualitative) JEE Main 2020 (Online) 5th September Evening Slot Physics - Semiconductor Question 101 English
A
JEE Main 2020 (Online) 5th September Evening Slot Physics - Semiconductor Question 101 English Option 1
B
JEE Main 2020 (Online) 5th September Evening Slot Physics - Semiconductor Question 101 English Option 2
C
JEE Main 2020 (Online) 5th September Evening Slot Physics - Semiconductor Question 101 English Option 3
D
JEE Main 2020 (Online) 5th September Evening Slot Physics - Semiconductor Question 101 English Option 4
2
JEE Main 2020 (Online) 5th September Morning Slot
MCQ (Single Correct Answer)
+4
-1
With increasing biasing voltage of a photodiode, the photocurrent magnitude :
A
Increases initially and after attaining certain value, it decreases
B
Increases linearly
C
Increases initially and saturates finally
D
Remains constant
3
JEE Main 2020 (Online) 4th September Evening Slot
MCQ (Single Correct Answer)
+4
-1
Identify the operation performed by the circuit given below : JEE Main 2020 (Online) 4th September Evening Slot Physics - Semiconductor Question 103 English
A
AND
B
NAND
C
OR
D
NOT
4
JEE Main 2020 (Online) 4th September Morning Slot
MCQ (Single Correct Answer)
+4
-1
Take the breakdown voltage of the
zener diode used in the given circuit as 6V.
For the input voltage shown in figure below,
the time variation of the output voltage is:
(Graphs drawn are schematic and not to scale) JEE Main 2020 (Online) 4th September Morning Slot Physics - Semiconductor Question 108 English
A
JEE Main 2020 (Online) 4th September Morning Slot Physics - Semiconductor Question 108 English Option 1
B
JEE Main 2020 (Online) 4th September Morning Slot Physics - Semiconductor Question 108 English Option 2
C
JEE Main 2020 (Online) 4th September Morning Slot Physics - Semiconductor Question 108 English Option 3
D
JEE Main 2020 (Online) 4th September Morning Slot Physics - Semiconductor Question 108 English Option 4
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