Question

Mechanical testing of material or casting involves deformation and breakage of materials.

(a) True

(b) False

I have been asked this question in semester exam.

This key question is from Testing of Mechanical Properties in chapter Inspection Testing in Foundries of Casting-Forming-Welding I

Answer 1

Correct option is (a) True

To explain: Mechanical testing often involves deformation and breakage of samples of materials. A machine called UTM (Universal Testing Machine) is conventionally used, in which specimen is loaded or fixed at the chuck side and it performs various types of test like tension test, compression test etc.