1
JEE Main 2025 (Online) 3rd April Morning Shift
MCQ (Single Correct Answer)
+4
-1
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$$ \text {Which of the following curves possibly represent one-dimensional motion of a particle? } $$

JEE Main 2025 (Online) 3rd April Morning Shift Physics - Motion in a Straight Line Question 3 English 1JEE Main 2025 (Online) 3rd April Morning Shift Physics - Motion in a Straight Line Question 3 English 2JEE Main 2025 (Online) 3rd April Morning Shift Physics - Motion in a Straight Line Question 3 English 3JEE Main 2025 (Online) 3rd April Morning Shift Physics - Motion in a Straight Line Question 3 English 4

Choose the correct answer from the options given below :

A
A, B and C only
B
A, C and D only
C
A, B and D only
D
A and B only
2
JEE Main 2025 (Online) 3rd April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
The radii of curvature for a thin convex lens are 10 cm and 15 cm respectively. The focal length of the lens is 12 cm . The refractive index of the lens material is
A
1.4
B
1.8
C
1.5
D
1.2
3
JEE Main 2025 (Online) 3rd April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

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
$0 \mathrm{~V}, 0 \mathrm{~V}, 80 \mathrm{~V}$
4
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
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