Question

Which of the following effects of electric current is used to make sensitive tester?

Answer 1

$\huge\underline{ \mathbb\red{❥A} \green{n} \mathbb\blue{S} \purple{w} \mathbb \orange{E} \pink{r}} \:$

You are not giving the options here

So,the answer is⬇⬇⬇

Electric current produces magnetic current, a tester can be prepared by using a compass needle. The deflection of the magnetic needle can be seen, even when current is small. Distilled water is poor conductor of electricity.

Answer 2

Answer:

ʜɪ ᴍᴀᴛᴇ,

ʜᴇʀᴇ ɪs ʏᴏᴜʀ ᴀɴsᴡᴇʀ,

ᴍᴀɢɴᴇᴛɪᴄ ᴇғғᴇᴄᴛ ᴀɴᴅ ᴇʟᴇᴄᴛʀɪᴄᴀʟ ᴇғғᴇᴄᴛ

• ᴍᴀɢɴᴇᴛɪᴄ ᴇғғᴇᴄᴛ ᴀɴᴅ ᴇʟᴇᴄᴛʀɪᴄᴀʟ ᴇғғᴇᴄᴛ ᴀʀᴇ ᴛʜᴇ ғᴏʟʟᴏᴡɪɴɢ ᴇғғᴇᴄᴛs ᴛʜᴀᴛ ɪs ᴜsᴇᴅ ᴛᴏ ᴍᴀᴋᴇ sᴇɴsɪᴛɪᴠᴇ ᴛᴇsᴛᴇʀ.ᴛᴇsᴛᴇʀ ɪs ᴛʜᴇ ᴅᴇᴠɪᴄᴇ ᴜsᴇᴅ ᴛᴏ ᴛᴇsᴛ ᴡʜᴇᴛʜᴇʀ ᴛʜᴡʀᴇ ɪs ᴄᴜʀʀᴇɴᴛ ғʟᴏᴡ ᴏʀ ɴᴏᴛ.sᴏ,ᴍᴀɢɴᴇᴛɪᴄ ᴀɴᴅ ᴇʟᴇᴄᴛʀɪᴄᴀʟ ᴇғғᴇᴄᴛs sʜᴏᴜʟᴅ ʙᴇ ᴜsᴇᴅ.

ʜᴏᴘᴇ ᴛʜɪs ʜᴇʟᴘs ʏᴏᴜ.

ᴍᴀʀᴋ ᴍᴇ ᴀs ʙʀᴀɪɴʟɪᴇsᴛ.