Q161
Open questionPick out the wrong statement.
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Chemical Engineering · all questionsChemical Engineering Basics
Chemical Engineering Basics
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Q162
Open questionProtection of ship hulls against sea water corrosion is done by coating with zinc because of the fact that zinc compared to iron is
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Q163
Open questionNotched bar test is used for testing the __________ of a material.
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Q164
Open questionThere are one octahedral void and __________ tetrahedral void in the closest packing of atoms.
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Q165
Open questionAir standard Otto cycle is more efficient than the diesel cycle for the same
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Q166
Open questionOut of the following, the dimensionless quantity is
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Q167
Open questionLoad cells used for the measurement of weight has
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Q168
Open question__________ joint is usually used for joining cast iron pipes mostly used for temporary pipelines, where it may be necessary to dismantle & reassemble the pipeline very frequently.
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Q169
Open questionThe main function of the deaerator used in the thermal power plant is to
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Q170
Open questionAustempering of steel requires.it to be heated to 875°C followed by sudden cooling to 250-525°C, thereby changing austenite to
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Q171
Open questionThe velocity at which individual particles from a fluidised bed are carried away by the fluid passing through it, is defined as the
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Q172
Open question__________ of hard alloy and tool steel is done to make it easily machinable.
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Q173
Open questionUltimate strength in tension as compared to that in shear for steel is
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Q174
Open questionThe predominant mode of heat transfer which takes place from boiler furnace to water walls of a boiler is
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Q175
Open questionSub zero treatment of steel is done to
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Q176
Open question__________ can replace tungsten in high speed steel.
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Q177
Open question'Flare tower' used in industry is meant for
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Q178
Open questionA jig is used while __________ a hole.
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Q179
Open questionWhich of the following heat treatment processes is usually applied to castings ?
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Q180
Open questionBoiler draught of 10 mm water column is equivalent to
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