1
JEE Main 2023 (Online) 12th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Out of Syllabus
Change Language

In an n-p-n common emitter (CE) transistor the collector current changes from 5 $$\mathrm{mA}$$ to $$16 \mathrm{~mA}$$ for the change in base current from $$100~ \mu \mathrm{A}$$ and $$200 ~\mu \mathrm{A}$$, respectively. The current gain of transistor is __________.

A
210
B
0.9
C
9
D
110
2
JEE Main 2023 (Online) 11th April Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

The logic operations performed by the given digital circuit is equivalent to:

JEE Main 2023 (Online) 11th April Evening Shift Physics - Semiconductor Question 19 English

A
NOR
B
AND
C
NAND
D
OR
3
JEE Main 2023 (Online) 11th April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

The logic performed by the circuit shown in figure is equivalent to :

JEE Main 2023 (Online) 11th April Morning Shift Physics - Semiconductor Question 18 English

A
NAND
B
AND
C
OR
D
NOR
4
JEE Main 2023 (Online) 10th April Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

If each diode has a forward bias resistance of $$25 ~\Omega$$ in the below circuit,

JEE Main 2023 (Online) 10th April Evening Shift Physics - Semiconductor Question 17 English

Which of the following options is correct :

A
$$\frac{I_{3}}{I_{4}}=1$$
B
$$\frac{\mathrm{I}_{1}}{\mathrm{I}_{2}}=2$$
C
$$\frac{I_{2}}{\mathrm{I}_{3}}=1$$
D
$$\frac{I_{1}}{I_{2}}=1$$
JEE Main Subjects
EXAM MAP
Medical
NEET
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
CBSE
Class 12