The optical path difference between two light waves arriving at a point simultaneously is `260 (lamda)/4`. The point is

The optical path difference between to light waves arriving at a point simultaneously is 130 (lamda)/2 , if the path difference is 650xx10^(-5) cm, then the wavelength of light will be

The optical path difference between the two light waves arriving at a point on the screen is

The path difference between two waves is

The optical path difference between the two indentical waves arriving at a point is 75.5 lambda . Is the point bright or dark ?

The optical path difference between two identical waves arriving at a point is 371 lambda . Is the point bright or dark ? If the path difference is 0.24 mm . Calculate the wavelength of light used .

The optical path difference between two identical waves arriving at a point is 371 lambda . Is the point bright or dark ? If the path difference is 0.24 mm , calculate the wavelength of light used.

The optical path difference between two identical light waves arriving at a point is 31.5 lamda , where lamda is the wavelength of light. The point is

The optical path difference between two identical light waves arriving at a point (P) on the screen is 27xx10^(-7)m . For P to be a dark point, the wavelength of light used should be