Question

State three rules to draw ray diagram using concave mirror
with the help of figure.​

Answer 1

Explanation:

Rules for drawing Ray Diagram in Lenses

• Rule 1 - Ray parallel to principal axis will pa.ss through focus. For a convex lens , ...

• Rule 2 - Ray passing through focus will become parallel to principal axis. For a convex lens, ...

• Rule 3 - Ray passing through Optical Center will emerge without deviation.

Hope it's helpful for you ✌

Answer 2

$\huge\bold\red{AnSwer✿᭄}$

ʀᴜʟᴇs ᴏғ ᴅʀᴀᴡ ʀᴀʏ ᴅɪᴀɢʀᴀᴍ ɪɴ ᴄᴏɴᴄᴀᴠᴇ ᴍɪʀʀᴏʀ:-

• ʀᴀʏ ᴘᴀʀᴀʟʟᴇʟ ᴛᴏ ᴘʀɪɴᴄɪᴘᴀʟ ᴀxɪs ᴡɪʟʟ ᴘᴀss ᴛʜʀᴏᴜɢʜᴛ ғᴏᴄᴜs ᴀғᴛᴇʀ ʀᴇғʟᴇᴄᴛɪᴏɴ .

ᑎOTᗴ :- ʀᴇғᴇʀ ᴛᴏ ᴛʜᴇ ᴀᴛᴛᴀᴄʜᴍᴇɴᴛ ғɪʀsᴛ.

• ʀᴀʏ ᴘᴀssɪɴɢ ᴛʜʀᴏᴜɢʜ ғᴏᴄᴜs ᴡɪʟʟ ᴄᴏᴍᴇ. ᴘᴀʀᴀʟʟᴇʟ ᴛᴏ ᴘʀɪɴᴄɪᴘᴀʟ ᴀxɪs ᴀғᴛᴇʀ ʀᴇᴀᴄᴛɪᴏɴ.

ᑎOTᗴ :- ʀᴇғᴇʀ ᴛᴏ ᴛʜᴇ ᴀғᴛᴛᴀᴄʜᴍᴇɴᴛ sᴇᴄᴏɴᴅ.

• ʀᴀʏ ᴘᴀssɪɴɢ ᴛʜʀᴏᴜɢʜ ᴄᴇɴᴛᴇʀ ᴏғ ᴄᴜʀᴠᴀᴛᴜʀᴇ ᴡɪʟʟ ғᴏʟᴏᴡ ᴛʜᴇ sᴀᴍᴇ ᴘᴀᴛʜ ʙᴀᴄᴋ ᴀғᴛᴇʀ ʀᴇᴀᴄᴛɪᴏɴ.

ᑎOTᗴ :- ʀᴇғᴇʀ ᴛᴏ ᴛʜᴇ ᴀᴛᴛᴀᴄʜᴍᴇɴᴛ ᴛʜɪʀᴅ.

• ʀᴀʏ ɪɴᴄɪᴅᴇɴᴛ ᴀᴛ ᴘᴏʟᴇ ɪs ʀᴇғᴇᴄᴛᴇᴅ ʙᴀᴄᴋ ᴍᴀᴋɪɴɢ sᴀᴍᴇ ᴀɴɢʟᴇ ᴡɪᴛʜ ᴘʀɪɴᴄɪᴘᴀʟ ᴀxɪs.

ᑎOTᗴ:- ʀᴇғᴇʀ ᴛᴏ ᴛʜᴇ ᴀᴛᴛᴀᴄʜᴍᴇɴᴛ ғᴏᴜʀᴛʜ.