Level 1 Numericals and Objective

Numericals Level 2

The numerical aperture of objective of a microscope is 1*12 . The limit of resolution, when light of wavalength 6000 Å is used to view an object is :

The value of numerical aperture of the objective lens of a microscope is 1.25 .If light of wavelength 5000A^(@) is used then minimum separation between two points,to be seen as distinct is ?

The numerical aperture of an objective of a microscope is 0.5 and the wavelenght of light used is 5000Å . Its limit of resoluton will be

Numericals Level 1 (Part-A)

Second level of objective in affective domain is