refractive index of medium with respect to air is equals to sin i / sin r hona chahiye lekin book mein to ulta likha h koi bata do bhai log.....
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Answer:
sini/ sinr hi hota hai
hope it will hepl you
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Answer:
bhai medium bhi to change hua hai dekho dhyan se
Explanation:
normally -sin i /sin r hota hai but vahan per medium change hua hai that's why sin r /sin i ho gya hai bhai
book is not wrong
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