Piston of an engine is made of: Agricultural Engineering Mcqs October 26, 2019 BILAL KHATTAK0 A.Cast Iron B.Aluminium alloy C.Nickel Iron alloy D.All are correctRelated Mcqs:Gudgeon pin of engine piston is made of:Piston rings are made ofInvar is a _______________?Age hardening is generally applicable toPermalloy isMonel metal isInternational Prototype Meter is made ofPiston compression rings are made ofThe blades of a turbine are made ofWhich of the following cast iron is resistant to attack by sea water?