Chemical Engineering Basics Questions

• Annealing ofwhite cast iron produces __________ iron.
• An alloy of Fe - 0.4 % C is
• Auto collimator is used to check
• All of the following alloying elements of steel increases hardness but sacrifice ductility, except
• In the blast furnace, incorporation of water vapour in the blast gives the following effect.
• Transition from laminar to turbulent zone in free convection heat transfer is governed by the critical value of
• In extrusion of metals, which of the following statement is true?
• The usual energy consumption in electric arc furnace steel making is __________ KWh/ton of steel.
• Sudden fall of atmospheric pressure by a large amount is an indication of the
• Energy of the sun arises mainly from __________ reactions.
• Maximum amount of thermal radiation is emitted at all wavelengths at any specified temperature by a/an __________ body.
• A high pressure boiler generates steam at a pressure greater than __________ kg/cm2 .
• Transformation range for ferrous material is the temperature interval during which __________ is formed during its heating.
• Copper deposits are found in India at the following location:
• Wrought iron is never shaped by
• Nuclear fission of one atom of uranium-235 produces the energy equivalent to about __________ MeV.
• Which of the following fastening devices has a head at one end and a nut fitted to the other?
• Titanium alloys are welded using the Following process:
• Speisses is a mixture of the following:
• Powder metallurgy process does not make metal powder by