A beam of unpolarised light of intensity

Question:

A beam of unpolarised light of intensity $\mathrm{I}_{0}$ is passed through a polaroid $\mathrm{A}$ and then through another polaroid $\mathrm{B}$ which is oriented so that its principal plane makes an angle of $45^{\circ}$ relative to that of $\mathrm{A}$. The intensity of the emergent light is :-

  1.  $\mathrm{I}_{0}$

  2. $\mathrm{I}_{0} / 2$

  3. $\mathrm{I}_{0} / 4$

  4. $\mathrm{I}_{0} / 8$


Correct Option: , 3

Solution:

Leave a comment

Close
faculty

Click here to get exam-ready with eSaral

For making your preparation journey smoother of JEE, NEET and Class 8 to 10, grab our app now.

Download Now