Question: question 3B please answer this question!!! (b) Impact testing methods such as Charpy and Izod test are commonly employed to measure the impact toughness of

question 3B please answer this question!!! (b) Impact testing methods such as Charpy and Izod test are commonly

(b) Impact testing methods such as Charpy and Izod test are commonly employed to measure the impact toughness of materials. (i) Define impact toughness of a material. [1 mark] (ii) Explain how the impact toughness value of a specimen is obtained by referring to the illustration in Figure Q3(b). angle scale Figure Q3(b): Illustration of impact-testing apparatus [4 marks]

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