Question

d) Both X and Y are correct; Y is not correct explanations of X
22
gives an idea about how fast or how slow a light ray travels in a mediu
3. The relation between object distance, image distance and focal length will be give
4. What is meant by divergent beam?
Answer the following questions
5. The refractive index of Kerosene is 1.44. Find the speed of light In Kerosene.
6. Mention two situations where you use refraction phenomenon in our daily life.
7. Could you get an image on the screen for every object distance with convex lens?
Answer the following questions
8. A student performed Refraction experiment by sending light ray from one mediur
medium, but light ray did not bend. Mention the reasons for it
9. Complete the below given table
Type of lens Object position Image position
On 27,
Convex lens
At infinity
10. Write two consequences if lens are not discovered​

Answer 1

Answer:

speed of Koren is the answers you can write it ok

Explanation:

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Answer 2

Answer:

sorry I can't find your answer