Question #80160
The hardness of steel increases if it contains____________________?
Options:
Answer:
The hardness of steel increases if it contains martensite.
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Mechanical Engineering Related Questions
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Q1.Which is the most commonly used shape of notch for fluctuating discharge?
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Q2.Adiabatic compression is one in which___________________?
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Q3.The- most efficient method of compressing air is to compress it_________________?
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Q4.Isothermal compression effeicency can be attained by running the compressor__________________?
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Q5.Isothermal compression efficiency, even when running at high speed, can be approached by using A. multi-stage compression B. cold water spray C. both A. and B. above D. fully insulating the cylinder E. high stroke_________________?
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Q6.The pressure and temperature conditions of air at the suction of compressor are_________________?
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Q7.The overall isothermal eiffciency of compressor is defined as the ratio of_______________?
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Q8.1 m of air at atmospheric condition weighs approximately__________________?
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Q9.Free air is the air at________________?
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Q10.The capacity of a compressor is 5 m /mih. 5 m /min refers to_______________?
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