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NOTE: 1. Answer all the Questions.(4x4=16)2. Each Question carries FOUR marks.11. Refractive indices of material media are given below.Material medium Refractice index Mass density (gm/cc)Water1.331Kerosene1.440.8Crown glass1.522.59Canada Balsam1.530.99Answer the following questions basing on the above table.a) "The velocity of the light is lesser in kerosene than water. Do you supportthe statement? Why?b) Why should we use canadabalsam to glued lenses ?2 |
| Answer» SORRY BRO, don't knoww | |