Question

Assertion : In ionospheric reflection, phase change does not occurs with the light wave. 

Reason : The ionosphere reflection is similar to the total internal reflection is similar to the total internal reflection in miraj 

(1) If both assertion and reason are true and reason is the correct explanation of assertion. 

(2) If both assertion and reason are true but reason is not the correct explanation of assertion. 

(3) If assertion is true but reason is false. 

(4) If both assertion and reason are false.

Answer 1

Correct option (1) If both assertion and reason are true and reason is the correct explanation of assertion.

Explanation:

In TIR, the reflection occurs from a rarer medium, so the reflected ray does not get inverted in phase.