question_answer

Assertion             :       The illuminance of an image produced by a convex lens is greater in the middle and less towards the edges. Reason                 :   The middle part of image is formed by undeflected rays while outer part by inclined rays.

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.

Correct Answer: A

Solution :

                   Image formed by convex lens