Which of the following pipes is used for carrying hot water in the interior of the building?
(a) Wrought iron pipes
(b) Copper pipes
(c) Galvanised iron pipes
(d) Plastic pipes
The question was asked by my school principal while I was bunking the class.
The doubt is from Pressure Conduites topic in chapter Pressure Conduits, Outlet Works through Dams and Rivers of Irrigation Engineering