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JEE MAIN 2021
27-07-2021 - S2
Question
The planet Mars has two moons, if one of them has a period 7 hours, 30 minutes and an orbital radius of $9.0 \times 10^3 \mathrm{~km}$. Find the mass of Mars.
$\left\{\right.$ Given $\left.\frac{4 \pi^2}{G}=6 \times 10^{11} N^{-1} m^{-2} k g^2\right\}$
Select the correct option:
A
$5.96 \times 10^{19} \mathrm{~kg}$
B
$3.25 \times 10^{21} \mathrm{~kg}$
C
$7.02 \times 10^{25} \mathrm{~kg}$
D
$6.00 \times 10^{23} \mathrm{~kg}$
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
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Physics
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