1
JEE Main 2024 (Online) 29th January Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Match List I with List II

List - I List - II
(A) $$\oint \vec{B} \cdot \overrightarrow{d l}=\mu_o i_c+\mu_o \varepsilon_o \frac{d \phi_E}{d t}$$ (I) Gauss' law for electricity
(B) $$\oint \vec{E} \cdot \overrightarrow{d l}=\frac{d \phi_B}{d t}$$ (II) Gauss' law for magnetism
(C) $$\oint \vec{E} \cdot \overrightarrow{d A}=\frac{Q}{\varepsilon_o}$$ (III) Faraday law
(D) $$\oint \vec{B} \cdot \overrightarrow{d A}=0$$ (IV) Ampere - Maxwell law

Choose the correct answer from the options given below:

A
A-IV, B-III, C-I, D-II
B
A-I, B-II, C-III, D-IV
C
A-IV, B-I, C-III, D-II
D
A-II, B-III, C-I, D-IV
2
JEE Main 2024 (Online) 29th January Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Two vessels $$A$$ and $$B$$ are of the same size and are at same temperature. A contains $$1 \mathrm{~g}$$ of hydrogen and $$B$$ contains $$1 \mathrm{~g}$$ of oxygen. $$\mathrm{P}_{\mathrm{A}}$$ and $$\mathrm{P}_{\mathrm{B}}$$ are the pressures of the gases in $$\mathrm{A}$$ and $$\mathrm{B}$$ respectively, then $$\frac{P_A}{P_B}$$ is:

A
4
B
32
C
8
D
16
3
JEE Main 2024 (Online) 29th January Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

In the given circuit, the breakdown voltage of the Zener diode is $$3.0 \mathrm{~V}$$. What is the value of $$\mathrm{I}_{\mathrm{z}}$$ ?

JEE Main 2024 (Online) 29th January Morning Shift Physics - Semiconductor Question 15 English

A
3.3 mA
B
10 mA
C
5.5 mA
D
7 mA
4
JEE Main 2024 (Online) 29th January Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

A body starts moving from rest with constant acceleration covers displacement $$S_1$$ in first $$(p-1)$$ seconds and $$\mathrm{S}_2$$ in first $$p$$ seconds. The displacement $$\mathrm{S}_1+\mathrm{S}_2$$ will be made in time :

A
$$(2 p+1) s$$
B
$$(2 p-1) s$$
C
$$\left(2 p^2-2 p+1\right) s$$
D
$$\sqrt{\left(2 p^2-2 p+1\right)} s$$
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