Home
Class 12
PHYSICS
A polaroid examines two adjacent plane p...

A polaroid examines two adjacent plane polarise beams A and B whose planes of polarisation are mutually perpendicular. In the first position of the analyser beam B shows zero intensity. From this position a rotation of `30^(@)` shows that the two beams have same intensity. The ratio of intensities of the two beams `I_(A)` and `I_(B)` will be

A

`1:3`

B

`3:1`

C

`sqrt(3):1`

D

`1:sqrt(3)`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • WAVE OPTICS

    AAKASH SERIES|Exercise Practice Sheet Exercise - III (POLARISATION) (Level - II) (Straight objective Type questions)|5 Videos

  • WAVE OPTICS

    AAKASH SERIES|Exercise Additional Practice Exercise (Level - I) (Main) Straight objective type questions|16 Videos

  • WAVE OPTICS

    AAKASH SERIES|Exercise Practice Sheet Exercise - II (DIFFRACTION)(Level - II ) (Straight objective Type questions)|1 Videos

  • WAVE MOTION AND SOUND

    AAKASH SERIES|Exercise PROBLEMS (LEVEL - II)|81 Videos

  • WAVES

    AAKASH SERIES|Exercise EXERCISE-III (Doppler effect :)|15 Videos

Similar Questions

Explore conceptually related problems

Two balls are projected from the same point in the direction 30^(@) and 60^(@) with respect to the horizontal. What is the ratio of their initial velocities if they (a) attain the same height (b) have the same range?