An unpolarizing beam of light is incident on a group of four palarizing
Channel: Doubtnut
Date: 2020-08-02

An unpolarizing beam of light is incident on a group of four palarizing sheets, which are arranaged in such a way that the characteristic direction of each polarizing sheet makes an angle of `30^(@)` with that of the preceding sheet. What fraction of incident unpolarized light is transmitted ?