Q661
Open questionWhich of the following has the highest modulus of elasticity (about 7 × 106 kg/cm2)?
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Q662
Open questionPick out the correct statement.
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Q663
Open questionPick out the correct statement.
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Q664
Open questionPick out the correct statement.
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Q665
Open questionOut of the following, maximum temperature drop for a given heat flow & for the same thickness will be in the case of
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Q666
Open questionAddition of silicon to aluminium improves its
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Q667
Open questionIn continuous casting of liquid steel, the mould is made of
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Q668
Open questionThe surface tension of a liquid, at critical temperature is
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Q669
Open questionIdentify the false statement
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Q670
Open questionFatigue life is expected to increase by
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Q671
Open question'Amortization' in respect of financial obligation of a company means the
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Q672
Open questionThe refrigerant freon-12 is chemically
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Q673
Open questionWelded joint is superior to revetted joint in respect of ease of fabrication, weight and strength. Which of the following joints is the most suitable for pipes carrying fluids under high pressure and temperature?
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Q674
Open questionCommonly employed coolant for high pressure turbogenerator is
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Q675
Open questionThe lightest non-inflammable gas is
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Q676
Open questionThe boiling & freezing points on a newly defined temperature scale in degree 'D' are 400°D & 100°D respectively. The temperature reading corresponding to 60°C on this new temperature scale will be equal to __________ °D.
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Q677
Open questionA material expanding freely due to heating will develop __________ stress.
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Q678
Open questionJoining of thin foils is preferred to be done by
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Q679
Open questionWhich of the following has the least value of ultimate tensile strength (UTS)?
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Q680
Open questionIn a good rimming steel
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