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Physics · 2021

JEE Main · 24 February 2021, Shift 1 · Q22

An unpolarized light beam is incident on the polarizer of a polarization experiment and the intensity of light beam emerging from the analyzer is…

An unpolarized light beam is incident on the polarizer of a polarization experiment and the intensity of light beam emerging from the analyzer is measured as $\displaystyle 100$ Lumens. Now, if the analyzer is rotated around the horizontal axis (direction of light) by $\displaystyle 30$° in clockwise direction, the intensity of emerging light will be \_\_\_\_ Lumens.
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JEE Main 2021 Physics question, with the answer from NTA’s final answer key. Where our answers come from.