Which of the following is advantage for aluminium alloy cylinder block over grey cast iron?(a) density(b) machinability(c) co-efficient of thermal expansion(d) thermal conductivityI got this question by my college professor while I was bunking the class.Enquiry is from Cylinder Block topic in section Engine Construction & Wheel Assembly of Automobile Engineering

Which of the following is advantage for aluminium alloy cylinder block

1.	Which of the following is advantage for aluminium alloy cylinder block over grey cast iron?(a) density(b) machinability(c) co-efficient of thermal expansion(d) thermal conductivityI got this question by my college professor while I was bunking the class.Enquiry is from Cylinder Block topic in section Engine Construction & Wheel Assembly of Automobile Engineering
Answer» Right CHOICE is (a) DENSITY Easiest explanation: Density of ALUMINIUM is one-third of cast iron and it is a LIGHT weight material which is advantage over cast iron.

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