1
JEE Main 2025 (Online) 3rd April Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

$$ \text { Match the LIST-I with LIST-II } $$

List - I
List - II
A. $$
\text { Gravitational constant }
$$
I. $$
\left[\mathrm{LT}^{-2}\right]
$$
B. $$
\text { Gravitational potential energy }
$$
II. $$
\left[\mathrm{L}^2 \mathrm{~T}^{-2}\right]
$$
C. $$
\text { Gravitational potential }
$$
III.
$$
\left[\mathrm{ML}^2 \mathrm{~T}^{-2}\right]
$$


D. $$
\text { Acceleration due to gravity }
$$
IV. $$
\left[\mathrm{M}^{-1} \mathrm{~L}^3 \mathrm{~T}^{-2}\right]
$$
Choose the correct answer from the options given below:
A
A-IV, B-III, C-II, D-I
B
A-II, B-IV, C-III, D-I
C
A-I, B-III, C-IV, D-II
D
A-III, B-II, C-I, D-IV
2
JEE Main 2025 (Online) 28th January Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

Earth has mass 8 times and radius 2 times that of a planet. If the escape velocity from the earth is 11.2 km/s, the escape velocity in km/s from the planet will be:

A

8.4

B

11.2

C

5.6

D

2.8

3
JEE Main 2025 (Online) 24th January Morning Shift
MCQ (Single Correct Answer)
+4
-1
Change Language
A satellite is launched into a circular orbit of radius ' R ' around the earth. A second satellite is launched into an orbit of radius 1.03 R . The time period of revolution of the second satellite is larger than the first one approximately by
A
$3 \%$
B
$2.5 \%$
C
$4.5 \%$
D
$9 \%$
4
JEE Main 2025 (Online) 23rd January Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

If a satellite orbiting the Earth is 9 times closer to the Earth than the Moon, what is the time period of rotation of the satellite? Given rotational time period of Moon $=27$ days and gravitational attraction between the satellite and the moon is neglected.

A
3 days
B
27 days
C
81 days
D
1 day
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