A Brass stopper snuggly fits in the hole of steel plate. To remove the stopper easily, the system

A Brass stopper snuggly fits in the hole of steel plate. To remove the

1.	A Brass stopper snuggly fits in the hole of steel plate. To remove the stopper easily, the system
Answer» should be HEATED should be cooled MAY be heated or cooled can not be removed by HEATING or cooling Answer :B