Gravitation Question 184
Question: The orbital speed of Jupiter is [MNR 1986; UPSEAT 2000]
Options:
A) Greater than the orbital speed of earth
B) Less than the orbital speed of earth
C) Equal to the orbital speed of earth
D) Zero
Show Answer
Answer:
Correct Answer: B
Solution:
Orbital radius of Jupiter > Orbital radius of Earth $ [\frac{v_{J}}{v_{e}}=\frac{r_{e}}{r_{J}}] $ .As $ [r_{J}>r_{e}] $ therefore $ [v_{J}<v_{e}] $
