Chemical Engineering Basics In radiative heat transfer, a grey surface is the one, which has Grey appearance to the eye Emissivity independent of wavelength Zero reflectivity Equal brightness in all directions Grey appearance to the eye Emissivity independent of wavelength Zero reflectivity Equal brightness in all directions ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Nusselt number is related to the Reynolds number (Re) in turbulent & laminar flow respectively as Re0.8, Re-0.5 Re0.8, Re0.5 Re0.5, Re0.8 Re-0.8, Re0.5 Re0.8, Re-0.5 Re0.8, Re0.5 Re0.5, Re0.8 Re-0.8, Re0.5 ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Which of the following contributes maximum as main source of sulphur in the blast furnace charge ? Coke Limestone Sinter Iron ore Coke Limestone Sinter Iron ore ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics Circulation of liquid metal (i.e. molten sodium) in a liquid metal cooled nuclear reactor is done by a/an __________ pump. Reciprocating Axial flow Diaphragm Electromagnetic Reciprocating Axial flow Diaphragm Electromagnetic ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics The weight of a body at the centre of the earth is None of these Same as on the surface of the earth Infinite Zero None of these Same as on the surface of the earth Infinite Zero ANSWER DOWNLOAD EXAMIANS APP
Chemical Engineering Basics For the irreversible reaction, Ca+ 2C = Ca C₂ , Δ H°298 = - 60000 J . mole⁻¹ . If a system initially containing 2 moles of calcium, 3 moles of carbon and 1 mole of calcium carbide is allowed to react to completion, the heat evolved at 298 K will be 240000 J 90000 J 60000 J 30000 J 240000 J 90000 J 60000 J 30000 J ANSWER DOWNLOAD EXAMIANS APP
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