Question

What is Ohm's law and write it's si unit​

Answer 1

Answer:

Ohm's law states that the current through a conductor between two points is directly proportional to the voltage across the two points. ... R depends on the dimensions of the conductor and also on the material of the conductor. Its SI unit is Ohm (Ω).

Answer 2

Answer:

ᴏʜᴍ's ʟᴀᴡ sᴛᴀᴛᴇs ᴛʜᴀᴛ ᴛʜᴇ ᴄᴜʀʀᴇɴᴛ ᴛʜʀᴏᴜɢʜ ᴀ ᴄᴏɴᴅᴜᴄᴛᴏʀ ʙᴇᴛᴡᴇᴇɴ ᴛᴡᴏ ᴘᴏɪɴᴛs ɪs ᴅɪʀᴇᴄᴛʟʏ ᴘʀᴏᴘᴏʀᴛɪᴏɴᴀʟ ᴛᴏ ᴛʜᴇ ᴠᴏʟᴛᴀɢᴇ ᴀᴄʀᴏss ᴛʜᴇ ᴛᴡᴏ ᴘᴏɪɴᴛs. ᴛʜᴇʀᴇғᴏʀᴇ,

• ᴠ = ʀɪ

ᴡʜᴇʀᴇ ʀ ɪs ᴀ ᴄᴏɴsᴛᴀɴᴛ ᴄᴀʟʟᴇᴅ ʀᴇsɪsᴛᴀɴᴄᴇ. ʀ ᴅᴇᴘᴇɴᴅs ᴏɴ ᴛʜᴇ ᴅɪᴍᴇɴsɪᴏɴs ᴏғ ᴛʜᴇ ᴄᴏɴᴅᴜᴄᴛᴏʀ ᴀɴᴅ ᴀʟsᴏ ᴏɴ ᴛʜᴇ ᴍᴀᴛᴇʀɪᴀʟ ᴏғ ᴛʜᴇ ᴄᴏɴᴅᴜᴄᴛᴏʀ.

• ɪᴛs sɪ ᴜɴɪᴛ ɪs ᴏʜᴍ (Ω).