Q921
Open questionNormalising does not __________ of a metal.
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Q922
Open questionCalorific value of __________ are almost same.
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Q923
Open questionCloseness of packing is maximum in case of __________ crystal lattice.
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Q924
Open questionAbsorptivity of a grey body varies with the
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Q925
Open questionThe capacity of a spring to store energy is called the spring form co-efficient. Stiffness of a spring is measured by the
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Q926
Open questionWhich of the following does not come under the category of electrochemical corrosion?
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Q927
Open questionStarting friction is low in case of the __________ lubrication.
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Q928
Open questionHigh endurance limit of carburised machine parts is because of the fact that carburisation
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Q929
Open questionIn the formation of cermets, the ratio of ceramic material to metallic material is usually 80:20. Which of the following is a cermet?
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Q930
Open questionCoating of zinc over steel is known as
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Q931
Open questionCoating thickness in case of galvanising of steel sheet generally corresponds to the deposition of __________ gms of zinc per m2 of steel strip.
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Q932
Open questionStress and strain are related by __________ elastic constants for a linearly elastic, homogeneous & isotropic material.
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Q933
Open questionPick out the wrong statement.
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Q934
Open questionInduced draft fans provided in large thermal power plant boilers have __________ blades.
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Q935
Open questionThe temperature at which the magnetic property of iron disappears (i.e., it becomes non-magnetic) and its electrical conductivity & specific heat also changes, is called the 'Curie point', which is __________ °C.
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Q936
Open questionCupola produces __________ iron.
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Q937
Open questionWhich of the following performance characteristics of a S.I engine is not affected by the front end volatility of the petrol used?
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Q938
Open questionDiffusion co-efficient of a metal in a solid solution depends upon its
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Q939
Open questionWhich of the following is not an explosive?
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Q940
Open questionAn ingot is hot forged to a 60% reduction in cross-section area. The percentage reduction in the volume for the above process is
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