Gravitation Question 86
Question: Assertion: A planet moves faster, when it is closer to the sun in its orbit and vice versa. Reason: Orbital velocity in orbital of planet is constant.
Options:
A) If both assertion and reason are true and the reason is the correct explanation of the assertion.
B) If both assertion and reason are true but reason is not the correct explanation of the assertion.
C) If assertion is true but reason is false.
D) If the assertion and reason both are false.
E) If assertion is false but reason is true.
Show Answer
Answer:
Correct Answer: C
Solution:
According to Kepler’s law of planetary motion, a planet revolves around the sun in such a way that its areal velocity is constant. i.e., it move faster, when it is closer the sun and vice-versa.
