Q1021
Open questionA boy weighing 110lb climbs up a 50 ft high vertical destination in 100 seconds. Horse power of the boy is __________ hp.
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Q1022
Open questionDiameter of the rivet to be provided on a 20 mm. thick boiler plate will be __________ mm.
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Q1023
Open questionThe diffusion co-efficient of Ni in Cu at 1000 K is 1.93 x 10-16 m2.S-1 and it is 1.94 × 10-14 m2.S-1 at 1200 K. The activation energy (in k.J.mole-1) for the diffusion of Ni in Cu is
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Q1024
Open questionHoope's cell is predominantly used for the electrolytic refining of
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Q1025
Open questionReferring to the periodic table of elements, it is found that with increasing atomic number. The atomic size in the same
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Q1026
Open question'Sterilised zone' around a hazardous chemical industry is an area with __________ km radius around it, in which the total population/inhabitants should be less than 20000 preferably in the upwind direction.
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Q1027
Open questionInternal cracks in drawn bars are due to
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Q1028
Open questionRADAR is
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Q1029
Open questionAll modes of heat transfer i.e., conduction, convection & radiation occur in case of the
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Q1030
Open questionUsual value of the resistance suitable for a wire resistance strain gauge is __________ ohms.
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Q1031
Open questionAn "orange peel" effect is observed
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Q1032
Open questionPick out the wrong statement.
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Q1033
Open questionThe tensile strength of plastics ranges from __________ kg/mm².
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Q1034
Open questionCobalt-60 is used as a source of __________ in medical therapy & industrial radiography.
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Q1035
Open questionDevice used as a standard for the calibration of pressure gauges is a
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Q1036
Open questionRegeneration of molecular seive requires it to be heated to a temperature of about __________ °C.
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Q1037
Open questionHot extrusion of aluminium is done in the temperature range of __________ °C.
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Q1038
Open questionA gas which is collected over water becomes moistened due to water vapor, exerts its own partial pressure at the gas temperature, which is termed as its
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Q1039
Open questionWhich of the following rays has the least wavelength?
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Q1040
Open questionA fire tube boiler is limited to a maximum steam pressure of about __________ kg/cm2.
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