Assertion: The simple harmonic motion is to and the fro and periodic
Reason : The motion of the earth is periodic

Options

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

Answer

B

Explanation

From the defibnition of `SHM` a particle execute `SHM` when it goes to end fro about a mean position under the resulting force hence assertion is true
The earth complate one revolution aroound the sun after a fixed interval of `1` year. Therefore it is a period motion Reason is false is also true.