Practicing Success
When a polaroid is rotated, the intensity of light varies but never reduces to zero. Which of the following is true about the incident light ? |
it is unpolarised
it is completely plane polarised
it is partially plane polarised
None of the above |
it is partially plane polarised |
Definition : If the intensity of light varies between maximum and minimum for every rotation of `90 degrees` of the analyser, the light is said to be partially polarised light . |