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Question
Physics
The time period of a satellite revolving around earth in a given orbit is 7 hours. If the radius of orbit is increased to three times its previous value, then approximate new time period of the satellite will be :
Q. The time period of a satellite revolving around earth in a given orbit is
7
hours. If the radius of orbit is increased to three times its previous value, then approximate new time period of the satellite will be :
665
185
JEE Main
JEE Main 2022
Gravitation
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A
40 hours
0%
B
36 hours
0%
C
30 hours
0%
D
25 hours
100%
Solution:
T
=
GM
2
π
r
3/2
T
2
T
1
=
(
r
2
r
1
)
3/2
=
(
3
1
)
3/2
T
2
=
T
1
3
3
=
21
3
hours
≈
36
hours