1
JEE Main 2025 (Online) 3rd April Morning Shift
MCQ (Single Correct Answer)
+4
-1
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The electrostatic potential on the surface of uniformly charged spherical shell of radius $\mathrm{R}=10 \mathrm{~cm}$ is 120 V . The potential at the centre of shell, at a distance $\mathrm{r}=5 \mathrm{~cm}$ from centre, and at a distance $\mathrm{r}=15$ cm from the centre of the shell respectively, are:

A
$0 \mathrm{~V}, 120 \mathrm{~V}, 40 \mathrm{~V}$
B
$120 \mathrm{~V}, 120 \mathrm{~V}, 80 \mathrm{~V}$
C
$40 \mathrm{~V}, 40 \mathrm{~V}, 80 \mathrm{~V}$
D
$0 \mathrm{~V}, 0 \mathrm{~V}, 80 \mathrm{~V}$
2
JEE Main 2025 (Online) 3rd April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
The radiation pressure exerted by a 450 W light source on a perfectly reflecting surface placed at 2 m away from it, is
A
$3 \times 10^{-8}$ Pascals
B
0
C
$1.5 \times 10^{-8}$ Pascals
D
$6 \times 10^{-8}$ Pascals
3
JEE Main 2025 (Online) 3rd April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

$$ \text { Choose the correct logic circuit for the given truth table having inputs } A \text { and } B \text {. } $$

Inputs Output
A B Y
0 0 0
0 1 0
1 0 1
1 1 1
A
JEE Main 2025 (Online) 3rd April Morning Shift Physics - Semiconductor Question 4 English Option 1
B
JEE Main 2025 (Online) 3rd April Morning Shift Physics - Semiconductor Question 4 English Option 2
C
JEE Main 2025 (Online) 3rd April Morning Shift Physics - Semiconductor Question 4 English Option 3
D
JEE Main 2025 (Online) 3rd April Morning Shift Physics - Semiconductor Question 4 English Option 4
4
JEE Main 2025 (Online) 3rd April Morning Shift
Numerical
+4
-1
Change Language

In the figure shown below, a resistance of $150.4 \Omega$ is connected in series to an ammeter A of resistance $240 \Omega$. A shunt resistance of $10 \Omega$ is connected in parallel with the ammeter. The reading of the ammeter is___________mA .

JEE Main 2025 (Online) 3rd April Morning Shift Physics - Current Electricity Question 6 English
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