Assertion: The time period of geostationary satellite is `24` hrs.
Reason: Geostationary satellite must have the same time period as the time taken by the earth to complete on revolution about its axis.

Options

A. If both the assertion and reason are true and reason is a true explantion of the assertion.
B. If both the assertion and reason are true but the reason is not true the correct explantion of the assertion.
C. If the assertion is true but reason false
D. If both the assertion and reason are false.

Answer

B

Explanation

As the geostationary satellite is established in an orbit in the plane of the equator at a particular place, so it move in the same sense as the earth and hence its time period of revolution is equal to `24` hrs, which is equal to time period of revolution of earth about its axis.