Wave Optics Tes...

Fill in the blank.

If the two slits in Young's double slit experiment are of unequal width, then

If $$i$$ is the angle of incidence, the angle between the incident wave front and the normal to the reflecting surface is

The wave theory of Light was proposed by ...............

The resolving power of a telescope depends upon the ...........

The numerical aperture of objective of a microscope is $$0.12$$. The limit of resolution, when light of wavelength $$6000\mathring { A } $$ is used to view an object is:

The resolving power of telescope of aperture $$100cm$$ for light of wavelength $$5.5\times {10}^{-7}m$$ is ...............

When two waves of almost equal frequency $$n_1$$ and $$n_2$$ are produced simultaneously, then the times interval between successive maxima is

Newton's ring pattern in reflected system, viewed under white light consists of

An unpolarised beam of intensity $${ I }_{ 0 }$$ falls on a polaroid at an angle of $$45^0$$. The intensity of the emergent light is