Workshop Technology - Engineering

Q1:

The purpose of a riser is to

A deliver molten metal into the mould cavity

B act as a reservoir for the molten metal

C feed the molten metal to the casting in order to compensate for the shrinkage

D deliver the molten metal from pouring basin to gate

ANS:C - feed the molten metal to the casting in order to compensate for the shrinkage

Explanation: No answer description is available.