Question

explain why electric plug, switch boards are made of thermoseting plastic

Answer 1

Because thermosetting plastics are strong and does not melt easily

Answer 2

Answer:

Electric plugs/switches/plug-boards need to be durable and should withstand continuous  use over many years. Moreover, in case of some heating due electric current; they should  not melt. Hence, these devices are made from thermosetting plastic.

Please Thank My Answer : ]

Give Thanks = Take Thanks : ]