Name th material used for making a fuse wire. Give a reason.
Generally, fuse wire is made of an alloy of lead and tin because its resistivity is high and melting point is low.
(a) Name the material used for making the connection wires. Give a reason for your answer. (b) Why should a connection wire be thick?
Name a material which is used for making the standard resistaor. Give a reason for your answer.
Name the material used for making the armature of an electric bell. Give a reason for your answer.