Physics Light and Optics MCQs
51. Question
Polaroid sunglasses decrease glare on a sunny day because
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52. Question
Doubly refracting calcite crystal is placed over an ink dot. On seeing through the crystal, one observes.
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53. Question
When the light is polarised by reflection, what is the angle between the reflected and refracted rays
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54. Question
The intensity of light incident on a polariser is I and that of the light emerging from it is also I. The light incedent on the polariser is
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55. Question
When the analyser in rotated througt 360°, one observes
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