a ray of light entering from air to water (u=1.33)is partly reflected and partly refracted .if the reflected and refracted rays are at right angles to each other ,the angle of refraction
a)

b)

c)
![\frac{1}{sin} \frac{2}{ \sqrt[]{13} } \frac{1}{sin} \frac{2}{ \sqrt[]{13} }](https://tex.z-dn.net/?f=+%5Cfrac%7B1%7D%7Bsin%7D++%5Cfrac%7B2%7D%7B+%5Csqrt%5B%5D%7B13%7D+%7D+)
if u answer correctly with steps then
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Answered by
1
Answer:
answer of question is b
Answered by
0
Answer:
ya option b is the correct answer
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