Gravitation Question 100

Question: Assertion: For a satellite revolving very near to earth’s surface the time period of revolution is given by 1 hour 24 minutes. Reason: The period of revolution of a satellite depends only upon its height above the earth’s surface.

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: A

Solution:

The time period of satellite which is very near to earth is given by $ [T=2\pi \sqrt{\frac{R}{g}}\cong 84\ min\ =1hr.\ 24\ min] $



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