STANDARDPhysics-Gravitation
STANDARD Physics Kepler's Laws MCQ Question
Type: MCQ-conceptual-Medium-Class 11
A saturn year is 29.5 times the Earth year. How far is the saturn from the sun if the Earth 1.5 × 10⁸ km away from the sun?
A
1.4 × 10⁶ km
B
1.4 × 10⁷ km
C
1.4 × 10⁸ km
D
1.4 × 10⁹ km
Correct Answer
Option D
Detailed Explanation
Using Kepler's third law, T² ∝ R³. Given T_S = 29.5 T_E and R_E = 1.5 × 10⁸ km, we find R_S = 1.4 × 10⁹ km.
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