Question

The magnification produced by a mirror is -1.5. what does it signify about the image formed?​

Answer 1

ᴀɴsᴡᴇʀ:ɪᴛ ɪs ᴄᴏɴᴄᴀᴠᴇ ᴍɪʀʀᴏʀ . ᴛʜᴇ ɪᴍᴀɢᴇ ɪs ᴍᴀɢɴɪғɪᴇᴅ , ʀᴇᴀʟ , ɪɴᴠᴇʀᴛᴇᴅ.

(-) ᴍɪɴᴜs sᴛᴀɴᴅs ғᴏʀ ᴛʜᴇ ɪᴍᴀɢᴇ ʙᴇʟᴏᴡ ᴛʜᴇ ᴘʀɪɴᴄɪᴘᴀʟ ᴀxɪs .. ɪᴛ ᴄᴀɴ ᴏɴʟʏ ʙᴇ ᴘʀᴏᴅᴜᴄᴇᴅ ʙʏ ᴄᴏɴᴄᴀᴠᴇ ᴍɪʀʀᴏʀs. 2>1 ʜᴇɴᴄᴇ ᴛʜᴇ ɪᴍᴀɢᴇ ɪs ᴇɴʟᴀʀɢᴇᴅ . ɪғ ɪᴛ ɪs ᴇϙᴜᴀʟ ᴛᴏ 1 , ɪᴛ ɪs sᴀᴍᴇ sɪᴢᴇ ɪᴍᴀɢᴇ

Answer 2

Answer:

In a plane mirror, object distance(u) = image distance(v) = u = v

since the image is virtual, v = +ve & and object distance (u) = -ve

magnification of a plane mirror, m = -v/u m = -v/-v m = +1