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ISRO ME 2019: Material Science Booster Quiz 1
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Which of the following surface hardening processes needs no quenching?
For converting the steel into 100% martensite, it is quenched into a bath of liquid N2, this process is called________.
The structure of α - iron in iron carbon diagram is ________.
Match List – I with List – II and select the correct answer using the codes given below the list
The weight percentage of α in iron-carbon diagram in mixture of pearlite and cementite at 0.8% of carbon and 720 °C is __________. (Assume left intercept of tie line is at 0.008 % C)
The crystal plane shown is represented by
What is the process by which two or more chemically different monomers are polymerized to form a cross link polymer together with a by-product such as water or ammonia, known as?
Hook’s law of proportionality in stress strain diagram is shown considering point:
In the creep curve as shown, at what possible point can failure occur?
Which of the following heat treatment processes are not used for surface hardening ?
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