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This set of Engineering Metallurgy Multiple Choice Questions & Answers (MCQs) focuses on Engineering Metallurgy Set 4
Q1 | dispersion hardening materials can be produced with the help of ……process
- forging
- rolling
- powder metallurgy
- none of the above
Q2 | out of the following methods ,one is method used flame hardening process?
- stationary method
- circular and progressive method
- spiral and progressive method
- all of the above
Q3 | for induction hardening process,the heat source is a …..
- induction coil carrying current
- heating coil carrying current
- metallic probes carrying current
- none of the above
Q4 | one of the following is main disadvantage of flame hardeing process of nsurface hardeing?
- possibility of over heating and grain growth
- close control over case depth is not possible
- mostly suitable or symmetri components only
- all of the above
Q5 | Due to one of the reason given below,give rise to quench cracking?
- improper quenching medium
- improper selection of steel
- improper design of component
- all of the above
Q6 | the pearlitic microstructure which is obtain after patenting process is suitable to which manufacturing process
- casting of cylindrical block
- forging of cam shaft
- drawing of wires
- all of the above
Q7 | Identify following fig.
- iron-carbon pha diagram
- al-cu phase diagram
- t.t.t. daigram
- none of the above