Question

Question No: 7
an
A light passes
through
to
medium of refractive
index du Find the
speed of light in that
medium
sin r
30°
sin i-​

Answer 1

Step-by-step explanation:

sorry but I didn't get it

Answer 2

ϙᴜᴇsᴛɪᴏɴ:

ᴡʜᴀᴛ ᴡᴇʀᴇ ᴛʜᴇ ᴍᴀɪɴ ᴘʀɪɴᴄɪᴘʟᴇs ᴏғ 1928 ᴄᴏɴsᴛɪᴛᴜᴛɪᴏɴ ᴀɴᴅ 1931 ʀᴇsᴏʟᴜᴛɪᴏɴ ᴀᴛ ᴛʜᴇ ᴋᴀʀᴀᴄʜɪ sᴇssɪᴏɴ?

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ᴅᴏ ɴᴏᴛ ᴄᴏᴘʏ ғʀᴏᴍ ɪɴᴛᴇʀɴᴇᴛ ɪᴛ's ᴀ ʜᴜᴍʙʟᴇ ʀᴇϙᴜᴇsᴛ

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