Given below are two statements : one is labeled as Assertion A and the other is labeled as Reason R.
Assertion A : For a simple microscope, the angular size of the object equals the angular size of the image.
Reason R : Magnification is achieved as the small object can be kept much closer to the eye than 25 cm and hence it subtends a large angle.
In the light of the above statements, choose the most appropriate answer from the options given below :

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A is true but R is false

A is false but R is true

Both A and R are true but R is Not the correct explanation of A

Both A and R are true and R is the correct explanation of A

answer is A.

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Detailed Solution

With the help of convex lens , object can be brought much closer ,to form a virtual enlarged image, without straining eyes.

Using ray diagram, geometrically we can conclude that angle subtended by image and object on eye is same.

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