Describe reflection of light in a glass slab .isimergent ray parallel to incident ray?
Answers
ғᴏʀ ᴜɴᴅᴇʀsᴛᴀɴᴅɪɴɢ ᴛʜᴇ ʀᴇғʀᴀᴄᴛɪᴏɴ ᴏғ ʟɪɢʜᴛ ᴛʜʀᴏᴜɢʜ ᴀ ɢʟᴀss sʟᴀʙ ʟᴇᴛ ᴜs ᴄᴏɴsɪᴅᴇʀ ᴛʜᴇ ᴀʙᴏᴠᴇ ғɪɢᴜʀᴇ ᴄᴏɴsɪᴅᴇʀ ᴛʜᴇ ғɪɢᴜʀᴇ,
ʜᴇʀᴇ ᴀᴏ ɪs ᴛʜᴇ ʟɪɢʜᴛ ʀᴀʏ ᴛʀᴀᴠᴇʟʟɪɴɢ ɪɴ ᴀɪʀ ᴀɴᴅ ɪɴᴄɪᴅᴇɴᴛ ᴏɴ ɢʟᴀss sʟᴀʙ ᴀᴛ ᴘᴏɪɴᴛ ᴏ.
ᴡʜᴇɴ ʀᴀʏ ᴇɴᴛᴇʀs ᴛʜᴇ ɢʟᴀss ᴍᴇᴅɪᴜᴍ ɪᴛ ʙᴇɴᴅs ᴛᴏᴡᴀʀᴅs ᴛʜᴇ ɴᴏʀᴍᴀʟ ɴɴ’ ᴛʜᴀᴛ ɪs ʟɪɢʜᴛ ʀᴀʏ ᴀᴏ ɢᴇᴛs ʀᴇғʀᴀᴄᴛᴇᴅ ᴏɴ ᴇɴᴛᴇʀɪɴɢ ᴛʜᴇ ɢʟᴀss ᴍᴇᴅɪᴜᴍ.
ᴡʜᴇɴ ʀᴀʏ ɢᴇᴛs ʀᴇғʀᴀᴄᴛᴇᴅ ɪᴛ ɴᴏᴡ ᴛʀᴀᴠᴇʟs ᴛʜʀᴏᴜɢʜ ᴛʜᴇ ɢʟᴀss sʟᴀʙ ᴀɴᴅ ᴀᴛ ᴘᴏɪɴᴛ ʙ ɪᴛ ᴄᴏᴍᴇs ᴏᴜᴛ ᴏғ ᴛʜᴇ ɢʟᴀss sʟᴀʙ.
ᴀs ʀᴀʏ ᴏʙ ɢᴏᴇs ғʀᴏᴍ ɢʟᴀss ᴍᴇᴅɪᴜᴍ ᴛᴏ ᴀɪʀ ɪᴛ ᴀɢᴀɪɴ ɢᴇᴛs ʀᴇғʀᴀᴄᴛᴇᴅ ᴀɴᴅ ʙᴇɴᴅs ᴀᴡᴀʏ ғʀᴏᴍ ɴᴏʀᴍᴀʟ ɴ1ɴ'1 ᴀɴᴅ ɢᴏᴇs ɪɴ ᴅɪʀᴇᴄᴛɪᴏɴ ʙᴄ.
ʜᴇʀᴇ ᴀᴏ ɪs ᴛʜᴇ ɪɴᴄɪᴅᴇɴᴛ ʀᴀʏ ᴀɴᴅ ʙᴄ ɪs ᴛʜᴇ ᴇᴍᴇʀɢᴇɴᴛ ʀᴀʏ ᴀɴᴅ ʙᴏᴛʜ ᴀʀᴇ ᴘᴀʀᴀʟʟᴇʟ ᴛᴏ ᴇᴀᴄʜ ᴏᴛʜᴇʀ ᴀɴᴅ ᴏʙ ɪs ᴛʜᴇ ʀᴇғʀᴀᴄᴛᴇᴅ ʀᴀʏ.
ᴇᴍᴇʀɢᴇɴᴛ ʀᴀʏ ʙᴄ ɪs ᴘᴀʀᴀʟʟᴇʟ ᴛᴏ ɪɴᴄɪᴅᴇɴᴛ ʀᴀʏ ᴀᴏ ʙᴇᴄᴀᴜsᴇ ᴛʜᴇ ᴇxᴛᴇɴᴛ ᴏғ ʙᴇɴᴅɪɴɢ ᴏғ ᴛʜᴇ ʀᴀʏ ᴏғ ʟɪɢʜᴛ ᴀᴛ ᴛʜᴇ ᴏᴘᴘᴏsɪᴛᴇ ᴘᴀʀᴀʟʟᴇʟ ғᴀᴄᴇs ᴡʜɪᴄʜ ᴀʀᴇ ᴘϙ ᴀɴᴅ sʀ ᴏғ ᴛʜᴇ ʀᴇᴄᴛᴀɴɢᴜʟᴀʀ ɢʟᴀss sʟᴀʙ ɪs ᴇϙᴜᴀʟ ᴀɴᴅ ᴏᴘᴘᴏsɪᴛᴇ.
ɪɴ ᴛʜᴇ ғɪɢᴜʀᴇ ɪ ɪs ᴛʜᴇ ᴀɴɢʟᴇ ᴏғ ɪɴᴄɪᴅᴇɴᴄᴇ, ʀ ɪs ᴛʜᴇ ᴀɴɢʟᴇ ᴏғ ʀᴇғʀᴀᴄᴛɪᴏɴ ᴀɴᴅ ᴇ ɪs ᴛʜᴇ ᴀɴɢʟᴇ ᴏғ ᴇᴍᴇʀɢᴇɴᴄᴇ.
ᴀɴɢʟᴇ ᴏғ ɪɴᴄɪᴅᴇɴᴄᴇ ᴀɴᴅ ᴀɴɢʟᴇ ᴏғ ᴇᴍᴇʀɢᴇɴᴄᴇ ᴀʀᴇ ᴇϙᴜᴀʟ ᴀs ᴇᴍᴇʀɢᴇɴᴛ ʀᴀʏ ᴀɴᴅ ɪɴᴄɪᴅᴇɴᴛ ʀᴀʏ ᴀʀᴇ ᴘᴀʀᴀʟʟᴇʟ ᴛᴏ ᴇᴀᴄʜ ᴏᴛʜᴇʀ.
ᴡʜᴇɴ ᴀ ʟɪɢʜᴛ ʀᴀʏ ɪs ɪɴᴄɪᴅᴇɴᴛ ɴᴏʀᴍᴀʟʟʏ ᴛᴏ ᴛʜᴇ ɪɴᴛᴇʀғᴀᴄᴇ ᴏғ ᴛᴡᴏ ᴍᴇᴅɪᴀ ᴛʜᴇɴ ᴛʜᴇʀᴇ ɪs ɴᴏ ʙᴇɴᴅɪɴɢ ᴏғ ʟɪɢʜᴛ ʀᴀʏ ᴀɴᴅ ɪᴛ ɢᴏᴇs sᴛʀᴀɪɢʜᴛ ᴛʜʀᴏᴜɢʜ ᴛʜᴇ ᴍᴇᴅɪᴜᴍ.
