Polarization of Light
WAVE OPTICS

283559 ' \(n\) ' polarizing sheets are arranged such that each makes an angle \(45^{\circ}\) with the preceding sheet. An unpolarized light of intensity I is incident into this arrangement. The output intensity is found to be \(\frac{I}{64}\). The value on \(n\) will be:

1 6
2 5
3 3
4 4
WAVE OPTICS

283560 Two polaroid \(A\) and \(B\) are placed in such a way that the pass-axis of polaroids are perpendicular to each other. Now, another polaroid \(C\) is placed between \(A\) and \(B\) bisecting angle between them. If intensity of unpolarized light is \(I_0\) then intensity of transmitted light after passing through polaroid \(B\) will be:

1 \(\frac{\mathrm{I}_0}{8}\)
2 Zero
3 \(\frac{\mathrm{I}_0}{2}\)
4 \(\frac{\mathrm{I}_0}{4}\)
WAVE OPTICS

283562 Unpolarised light is incident on a plane glass surface. What should be the angle of incident so that the reflected and refracted rays are perpendicular to each other?

1 \(56^{\circ}\)
2 \(57^{\circ}\)
3 \(58^{\circ}\)
4 \(59^{\circ}\)
WAVE OPTICS

283563 An unpolarised light beam of intensity \(2 I_0\) is passed through a polaroid \(P\) and then through another polaroid \(Q\) which is oriented in such a way that its passing axis makes an angle of \(30^{\circ}\) relative to that of \(P\). The intensity of the emergent light is

1 \(\frac{I_0}{4}\)
2 \(\frac{\mathrm{I}_0}{2}\)
3 \(\frac{3 \mathrm{I}_0}{4}\)
4 \(\frac{3 \mathrm{I}_0}{2}\)
WAVE OPTICS

283564 After passing through a polarizer a linearly polarized light of intensity \(I\) is incident on an analyser making an angle of \(30^{\circ}\) with that of the polarizer. The intensity of light emitted from the analyser will be:

1 \(\frac{I}{2}\)
2 \(\frac{\mathrm{I}}{3}\)
3 \(\frac{3 \mathrm{I}}{4}\)
4 \(\frac{2 \mathrm{I}}{3}\)
WAVE OPTICS

283559 ' \(n\) ' polarizing sheets are arranged such that each makes an angle \(45^{\circ}\) with the preceding sheet. An unpolarized light of intensity I is incident into this arrangement. The output intensity is found to be \(\frac{I}{64}\). The value on \(n\) will be:

1 6
2 5
3 3
4 4
WAVE OPTICS

283560 Two polaroid \(A\) and \(B\) are placed in such a way that the pass-axis of polaroids are perpendicular to each other. Now, another polaroid \(C\) is placed between \(A\) and \(B\) bisecting angle between them. If intensity of unpolarized light is \(I_0\) then intensity of transmitted light after passing through polaroid \(B\) will be:

1 \(\frac{\mathrm{I}_0}{8}\)
2 Zero
3 \(\frac{\mathrm{I}_0}{2}\)
4 \(\frac{\mathrm{I}_0}{4}\)
WAVE OPTICS

283562 Unpolarised light is incident on a plane glass surface. What should be the angle of incident so that the reflected and refracted rays are perpendicular to each other?

1 \(56^{\circ}\)
2 \(57^{\circ}\)
3 \(58^{\circ}\)
4 \(59^{\circ}\)
WAVE OPTICS

283563 An unpolarised light beam of intensity \(2 I_0\) is passed through a polaroid \(P\) and then through another polaroid \(Q\) which is oriented in such a way that its passing axis makes an angle of \(30^{\circ}\) relative to that of \(P\). The intensity of the emergent light is

1 \(\frac{I_0}{4}\)
2 \(\frac{\mathrm{I}_0}{2}\)
3 \(\frac{3 \mathrm{I}_0}{4}\)
4 \(\frac{3 \mathrm{I}_0}{2}\)
WAVE OPTICS

283564 After passing through a polarizer a linearly polarized light of intensity \(I\) is incident on an analyser making an angle of \(30^{\circ}\) with that of the polarizer. The intensity of light emitted from the analyser will be:

1 \(\frac{I}{2}\)
2 \(\frac{\mathrm{I}}{3}\)
3 \(\frac{3 \mathrm{I}}{4}\)
4 \(\frac{2 \mathrm{I}}{3}\)
WAVE OPTICS

283559 ' \(n\) ' polarizing sheets are arranged such that each makes an angle \(45^{\circ}\) with the preceding sheet. An unpolarized light of intensity I is incident into this arrangement. The output intensity is found to be \(\frac{I}{64}\). The value on \(n\) will be:

1 6
2 5
3 3
4 4
WAVE OPTICS

283560 Two polaroid \(A\) and \(B\) are placed in such a way that the pass-axis of polaroids are perpendicular to each other. Now, another polaroid \(C\) is placed between \(A\) and \(B\) bisecting angle between them. If intensity of unpolarized light is \(I_0\) then intensity of transmitted light after passing through polaroid \(B\) will be:

1 \(\frac{\mathrm{I}_0}{8}\)
2 Zero
3 \(\frac{\mathrm{I}_0}{2}\)
4 \(\frac{\mathrm{I}_0}{4}\)
WAVE OPTICS

283562 Unpolarised light is incident on a plane glass surface. What should be the angle of incident so that the reflected and refracted rays are perpendicular to each other?

1 \(56^{\circ}\)
2 \(57^{\circ}\)
3 \(58^{\circ}\)
4 \(59^{\circ}\)
WAVE OPTICS

283563 An unpolarised light beam of intensity \(2 I_0\) is passed through a polaroid \(P\) and then through another polaroid \(Q\) which is oriented in such a way that its passing axis makes an angle of \(30^{\circ}\) relative to that of \(P\). The intensity of the emergent light is

1 \(\frac{I_0}{4}\)
2 \(\frac{\mathrm{I}_0}{2}\)
3 \(\frac{3 \mathrm{I}_0}{4}\)
4 \(\frac{3 \mathrm{I}_0}{2}\)
WAVE OPTICS

283564 After passing through a polarizer a linearly polarized light of intensity \(I\) is incident on an analyser making an angle of \(30^{\circ}\) with that of the polarizer. The intensity of light emitted from the analyser will be:

1 \(\frac{I}{2}\)
2 \(\frac{\mathrm{I}}{3}\)
3 \(\frac{3 \mathrm{I}}{4}\)
4 \(\frac{2 \mathrm{I}}{3}\)
WAVE OPTICS

283559 ' \(n\) ' polarizing sheets are arranged such that each makes an angle \(45^{\circ}\) with the preceding sheet. An unpolarized light of intensity I is incident into this arrangement. The output intensity is found to be \(\frac{I}{64}\). The value on \(n\) will be:

1 6
2 5
3 3
4 4
WAVE OPTICS

283560 Two polaroid \(A\) and \(B\) are placed in such a way that the pass-axis of polaroids are perpendicular to each other. Now, another polaroid \(C\) is placed between \(A\) and \(B\) bisecting angle between them. If intensity of unpolarized light is \(I_0\) then intensity of transmitted light after passing through polaroid \(B\) will be:

1 \(\frac{\mathrm{I}_0}{8}\)
2 Zero
3 \(\frac{\mathrm{I}_0}{2}\)
4 \(\frac{\mathrm{I}_0}{4}\)
WAVE OPTICS

283562 Unpolarised light is incident on a plane glass surface. What should be the angle of incident so that the reflected and refracted rays are perpendicular to each other?

1 \(56^{\circ}\)
2 \(57^{\circ}\)
3 \(58^{\circ}\)
4 \(59^{\circ}\)
WAVE OPTICS

283563 An unpolarised light beam of intensity \(2 I_0\) is passed through a polaroid \(P\) and then through another polaroid \(Q\) which is oriented in such a way that its passing axis makes an angle of \(30^{\circ}\) relative to that of \(P\). The intensity of the emergent light is

1 \(\frac{I_0}{4}\)
2 \(\frac{\mathrm{I}_0}{2}\)
3 \(\frac{3 \mathrm{I}_0}{4}\)
4 \(\frac{3 \mathrm{I}_0}{2}\)
WAVE OPTICS

283564 After passing through a polarizer a linearly polarized light of intensity \(I\) is incident on an analyser making an angle of \(30^{\circ}\) with that of the polarizer. The intensity of light emitted from the analyser will be:

1 \(\frac{I}{2}\)
2 \(\frac{\mathrm{I}}{3}\)
3 \(\frac{3 \mathrm{I}}{4}\)
4 \(\frac{2 \mathrm{I}}{3}\)
WAVE OPTICS

283559 ' \(n\) ' polarizing sheets are arranged such that each makes an angle \(45^{\circ}\) with the preceding sheet. An unpolarized light of intensity I is incident into this arrangement. The output intensity is found to be \(\frac{I}{64}\). The value on \(n\) will be:

1 6
2 5
3 3
4 4
WAVE OPTICS

283560 Two polaroid \(A\) and \(B\) are placed in such a way that the pass-axis of polaroids are perpendicular to each other. Now, another polaroid \(C\) is placed between \(A\) and \(B\) bisecting angle between them. If intensity of unpolarized light is \(I_0\) then intensity of transmitted light after passing through polaroid \(B\) will be:

1 \(\frac{\mathrm{I}_0}{8}\)
2 Zero
3 \(\frac{\mathrm{I}_0}{2}\)
4 \(\frac{\mathrm{I}_0}{4}\)
WAVE OPTICS

283562 Unpolarised light is incident on a plane glass surface. What should be the angle of incident so that the reflected and refracted rays are perpendicular to each other?

1 \(56^{\circ}\)
2 \(57^{\circ}\)
3 \(58^{\circ}\)
4 \(59^{\circ}\)
WAVE OPTICS

283563 An unpolarised light beam of intensity \(2 I_0\) is passed through a polaroid \(P\) and then through another polaroid \(Q\) which is oriented in such a way that its passing axis makes an angle of \(30^{\circ}\) relative to that of \(P\). The intensity of the emergent light is

1 \(\frac{I_0}{4}\)
2 \(\frac{\mathrm{I}_0}{2}\)
3 \(\frac{3 \mathrm{I}_0}{4}\)
4 \(\frac{3 \mathrm{I}_0}{2}\)
WAVE OPTICS

283564 After passing through a polarizer a linearly polarized light of intensity \(I\) is incident on an analyser making an angle of \(30^{\circ}\) with that of the polarizer. The intensity of light emitted from the analyser will be:

1 \(\frac{I}{2}\)
2 \(\frac{\mathrm{I}}{3}\)
3 \(\frac{3 \mathrm{I}}{4}\)
4 \(\frac{2 \mathrm{I}}{3}\)