An unpolarized light passes through three polarizing sheets whose polarizing directions make an angle of `30^(@)` `60^(@)` and `30^(@)` with y axis in same sense. What fraction of initial intensity is transmitted by the system?

A polarized light of intensity I_(0) is passed through another polarizer whose pass axis makes an angle of 60^(@) with the pass axis of the former, What is the intensity of emergent polarized light from second polarizer?

An unpolarized light is travelling along Z axis through three polarizing sheets. The polarzing direction of the first and third sheet are respectively parallel to X axis and Y axis whereas that of the second one is at 60^(@) to the Y axis. Then, the fraction of the initial light intensity that emerges from the system in about,

A polarised light intensity I_(0) is passed through another polariser whose pass axis makes an angle of 60^(@) with the pass axis of the former, What is the intensity of emergent polarised light from second polarised?

A unpolarised light is passed through 3 polarisers. If the second polariser is at an angle 30^(@) with the first and the third polariser is at an angle 60^(@) with the second. Find the final intensity of the light passed through this combination in initial intensity was I.

Unpolarised light of intensity I_0 passes through five successive polaroid sheets,each of whose transmission axes makes an angle 45^@ . With the previous one.The intensity of the finally transmitted light is

Two polaroid's are oriented with their planes perpendicular to incident light and transmission axis making an angle of 30^(@) with each other. What fraction of incident unpolarized light transmitted?

Unpolarized light passes through two polaroids, the axis of one is vertical and that of the other is 30^@ to the vertical . What is the orientation and intensity of the transmitted light ?

A plane polarized light is incident normally on a tourmaline plate. Its E vector make an angle of 60^(@) with the optic axis of the plate. Find the percentage difference between initial and final intensities

If a line makes angle 90^@ , 60^@ and 30^@ with the positive direction of x, y and z-axis respectively, find its direction cosines.

Unpolarized light of intensity 32Wm^(-2) passes through three polarizers such that transmission axes of the first and second polarizer make an angle 30^@ with each other and the transmission axis of the last polarizer is crossed with that of the first . The intensity of the final emerging light will be