Question

State two properties of the material of the wire used for suspension of the coil moving coil galvanometer?

Answer 1

Answer:

• .ɪᴛ sʜᴏᴜʟᴅ ʜᴀᴠᴇ ʟᴏᴡ ᴛᴏʀsɪᴏɴᴀʟ ᴄᴏɴsᴛᴀɴᴛ, ɪ.ᴇ., ʀᴇsᴛᴏʀɪɴɢ ᴛᴏʀǫᴜᴇ ᴘᴇʀ ᴜɴɪᴛ ᴛᴡɪsᴛ sʜᴏᴜʟᴅ ʙᴇ sᴍᴀʟʟ.
• .ɪᴛ sʜᴏᴜʟᴅ ʜᴀᴠᴇ ʜɪɢʜ ᴛᴇɴsɪʟᴇ sᴛʀᴇɴɢᴛʜ. .ɪᴛ sʜᴏᴜʟᴅ ʙᴇ ᴀ ɴᴏɴ-ᴍᴀɢɴᴇᴛɪᴄ sᴜʙsᴛᴀɴᴄᴇ.

Answer 2

a) a non-brittle conductor

b) Measuring Torque per unit Twist should esamal.

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