Question

In the arrangement shown in figure there are two coils wound on a non-
conducting cylindrical rod. Initially the key is not inserted in the circuit
Later the key is inserted and then removed shortly after.



What are the two observations that can be noted from the galvanometer
reading while i) inserting the key and ii) removing the key?​

Answer 1

Answer:

ᴛʜᴇʀᴇ ᴀʀᴇ ᴍᴏᴍᴇɴᴛᴀʀʏ ɢᴀʟᴠᴀɴᴏᴍᴇᴛᴇʀ ᴅᴇғʟᴇᴄᴛɪᴏɴs ᴛʜᴀᴛ ᴅɪᴇ ᴏᴜᴛ sʜᴏʀᴛʟʏ; ᴛʜᴇ ᴅᴇғʟᴇᴄᴛɪᴏɴs ᴀʀᴇ ɪɴ ᴏᴘᴘᴏsɪᴛᴇ ᴅɪʀᴇᴄᴛɪᴏɴs.

ʜᴇʟᴘғᴜʟ ғᴏʀ ᴜ!!

ᴍᴀʀᴋ ᴍᴇ ᴀs ʙʀᴀɪɴʟɪsᴛ!!

ɢɪᴠᴇ sᴏᴍᴇ ᴛʜᴀɴᴋs!!