FITTING 2 BASIC FITTING OPERATION - Practice Mode

1) Which punch is used to locate the centre of drill point?
Correct Answer: Centre punch
2) What is the formation on iron and steel caused by moisture and oxidation in atmospheric condition?
Correct Answer: Rusting
3) What is the formation deposited on pipes due to hardness of water?
Correct Answer: Scaling
Explanation:

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4) What is the defect of slow and continuous degradation of metallic surface by chemical reaction?
Correct Answer: Corrosion
5) What is the wear of metal pipe surface caused by impact of particles suspended in liquid?
Correct Answer: Erosion
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