EASY
Earn 100

Define visual angle.
Important Questions on Ray Optics
EASY

MEDIUM

EASY

MEDIUM

EASY

MEDIUM

EASY

EASY

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

EASY

MEDIUM

MEDIUM

HARD

EASY
In a compound microscope, the intermediate image is

EASY

EASY

EASY

EASY

EASY

EASY
In a compound microscope, the intermediate image is

