Q1221
Open questionIn a forced draft cooling tower, water is cooled from 95 to 80°F by exposure to air with a wet bulb temperature of 70°F. In this case, the
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Q1222
Open questionChange in volume of metals from absolute zero temperature to their melting points is
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Q1223
Open questionThe most serious manufacturing defect from fracture toughness point of view is
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Q1224
Open questionUnit of surface tension in S.I. unit is
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Q1225
Open questionLimestone is added in the blast furnace (during pig iron manufacture) to
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Q1226
Open questionThe following thermocouple may be used for measuring temperature upto 1873°K.
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Q1227
Open questionPick out the correct combination about the role of various additives used in polymers.
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Q1228
Open questionWhich of the following does not discharge the dust collected as a dry solid?
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Q1229
Open questionAll of the following alloying elements of steel increases hardness but sacrifice ductility, except
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Q1230
Open questionIf the pH value of a solution of sodium chloride is 7; then what will be the pH value of the solution after its electrolysis ?
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Q1231
Open questionUse of flux during soldering is done to
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Q1232
Open questionInternal energy of a gas obeying Van-Der-Wall's equation of state, depends upon its
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Q1233
Open questionThe quantity of electricity required to deposit one gm equivalent of any substance is one
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Q1234
Open questionFeed check valve is used in steam boilers to
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Q1235
Open questionFunction of blow down valve in a boiler is to
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Q1236
Open questionDraft allowance given to patterns is for
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Q1237
Open questionPotable water means the water used for
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Q1238
Open questionFor which pair of the fuel gases, calorific value (C.V.) of one fuel is almost double that of the other on volume basis (i.e., kcal/Nm3) while the C.V. is same on weight basis (i.e., kcal/kg)?
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Q1239
Open questionThe phenomenon of weld decay is found in case of
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Q1240
Open questionA floating body oscillates about its __________ when it is displaced slightly.
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