Chemical Engineering MCQs: 8,342 practice questions with answer choices and available explanations. Page 238 of 557.

Chemical Engineering MCQs

Showing page 238 of 557 · 8,342 total solved questions available.

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A.Sherwood number in mass transfer is analogous to Nusselt number in heat transfer
B.Prandtl number in heat transfer is analogous to Schmidt number in mass transfer
C.Reynolds number remains the same in both heat and mass transfer
D.Reynolds number in mass transfer is analogous to Grashoff number in heat transfer
Explanation: The correct answer is Reynolds number in mass transfer is analogous to Grashoff number in heat transfer.

Submitted by: Academy of Pakistan

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A.Bronze is an alloy of copper & tin
B.Brass is an alloy of copper & zinc
C.The ability of a material to fracture without appreciable deformation is called its ductility
D.The alloy named ‘German silver’ does not contain any silver
Explanation: The correct answer is The ability of a material to fracture without appreciable deformation is called its ductility.

Submitted by: Academy of Pakistan

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A.Most of the enzyme catalysed reactions involve at least two substrates
B.Catalytic activity of enzyme catalysed reactions which is affected by temperature, pH value &
C.Equilibrium concentrations in enzyme catalysed reactions can be calculated by using the
D.Enzymes help in increasing the activation energy of the reaction
Explanation: The correct answer is Enzymes help in increasing the activation energy of the reaction.

Submitted by: Academy of Pakistan

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