' \(n\) ' polarizing sheets are arranged such that each makes an angle \(45^{\circ}\) with the preceeding sheet. An unpo…

' \(n\) ' polarizing sheets are arranged such that each makes an angle \(45^{\circ}\) with the preceeding sheet. An unpolarized light of intensity \(I\) is incident into this arrangement. The output intensity is found to be \(\frac{I}{64}\). The value of \(n\) will be: