1
JEE Main 2021 (Online) 24th February Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language
If an emitter current is changed by 4 mA, the collector current changes by 3.5 mA. The value of $$\beta$$ will be :
A
0.875
B
0.5
C
3.5
D
7
2
JEE Main 2020 (Online) 6th September Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
Identify the correct output signal Y in the given combination of gates (as shown) for the given inputs A and B. JEE Main 2020 (Online) 6th September Morning Slot Physics - Semiconductor Question 112 English
A
JEE Main 2020 (Online) 6th September Morning Slot Physics - Semiconductor Question 112 English Option 1
B
JEE Main 2020 (Online) 6th September Morning Slot Physics - Semiconductor Question 112 English Option 2
C
JEE Main 2020 (Online) 6th September Morning Slot Physics - Semiconductor Question 112 English Option 3
D
JEE Main 2020 (Online) 6th September Morning Slot Physics - Semiconductor Question 112 English Option 4
3
JEE Main 2020 (Online) 5th September Evening Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
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 113 English
A
JEE Main 2020 (Online) 5th September Evening Slot Physics - Semiconductor Question 113 English Option 1
B
JEE Main 2020 (Online) 5th September Evening Slot Physics - Semiconductor Question 113 English Option 2
C
JEE Main 2020 (Online) 5th September Evening Slot Physics - Semiconductor Question 113 English Option 3
D
JEE Main 2020 (Online) 5th September Evening Slot Physics - Semiconductor Question 113 English Option 4
4
JEE Main 2020 (Online) 5th September Morning Slot
MCQ (Single Correct Answer)
+4
-1
Change Language
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
JEE Main Subjects
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
CBSE
Class 12