please answer this question
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ok I will try again later
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Explanation:
PHYSICS
The radius of planet A is half the radius of planet B. If the mass of A is M
A
, what must be the mass of B so that value of g on B is half that of its value on A?
HARD
ANSWER
g=
R
2
GM
⟹M=
G
gR
2
Here,
g
A
g
B
=
2
1
and
R
A
R
B
=2
⟹
M
A
M
B
=
g
A
g
B
(
R
A
R
B
)
2
⟹
M
A
M
B
=
2
1
(2)
2
⟹M
B
=2M
A
hope it helps u.....
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