Physics Light MCQ

41. Question

If a polaroid is rotated, it is found that intensity of light varies but never reduces to zero. It shows that incident light is




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42. Question

which of the following cannot lie polarised ‘?




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43. Question

The amplitude of the unpolarised light incident on the polariser is ‘a’. What will he the amplitude of the polarised light transmitted through it?




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44. Question

“The refractive index is equal to the tangent of the angle of polarisation”.

This statement is called




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45. Question

For a doubly refracting crystal, the refractive indices for the ordinary and extraordinary rays are given as μo and μe. Along the optic axis, which of the following is true ‘?




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