Q541
Open questionHot & cold working of material causes its __________ deformation.
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Q542
Open question__________ of austenite decreases the hardenability in steel.
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Q543
Open questionThe starting of a car takes time in winter, because the
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Q544
Open questionThe critical pressure at which the latent heat of vaporization of steam becomes zero is __________ Kg/cm2.
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Q545
Open questionAs the fluid flow rate increases, the float of the rotameter
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Q546
Open questionThe most abundant metal present in the earth's crust is;
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Q547
Open questionThe rolling process can not be used to produce
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Q548
Open questionMultistage compression of air as compared to single stage compression offers the advantage of
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Q549
Open questionWater hammer in pipelines results, when the flowing fluid
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Q550
Open questionWhich of the following is capable of acting both as an acid flux as well as a basic flux in the metal extraction from its ore?
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Q551
Open questionWhich of the following is an undesirable property of slag produced during the pyrometallurgical method of metal extraction from its ore?
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Q552
Open questionWhich of the following is a neutral flux used in the pyrometallurgy of metal extraction?
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Q553
Open questionAir/fuel ratio on molar (volume) basis for combustion of methane with theoretical quantity of air with be
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Q554
Open questionFog is an example of colloidal system of
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Q555
Open questionEven though heat transfer co-efficients in boiling liquids is large, use of fins is advantageous, when the entire surface is exposed to __________ boiling.
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Q556
Open questionIn spite of large heat transfer co-efficients in boiling liquids, fins are used advantageously, where the entire surface is exposed to __________ boiling.
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Q557
Open questionMaximum change in the hardness of mar tensite occurs in the carbon content range of __________ percent in steel.
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Q558
Open questionThe underground well of a biogas plant is called the
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Q559
Open questionHeat required to raise the temperature of a body by 1°C is called its
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Q560
Open questionEnergy to be supplied to the radioactive nucleus for the emission of a neutron is __________ MeV.
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