GATE CH 2025 Paper 1 — page 8

Questions 22–24 of 65. Imported answers require review unless explicitly marked reviewed.

Paper practice 65 questionsPage 8 of 22

is the mass transfer coefficient and

is the molecular diffusivity, which one of the following statements is NOT CORRECT with respect to mass transfer theories?

Your answerChoose one option.

For Film theory,

For Penetration theory,

For Surface Renewal theory,

For Boundary Layer theory,

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Choose the CORRECT statement that describes the dependence of the variance (

) of the residence time distribution (RTD) with respect to the number of tanks (

) in the Tanks-in-Series model of non-ideal reactors.

Your answerChoose one option.

monotonically increases with

first increases and then decreases with

first decreases and then increases with

monotonically decreases with

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The vortex shedding meter is primarily used for measuring

Your answerChoose one option.

Fluid Flow Rate

Liquid Level

Fluid Temperature

Fluid Pressure

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2025 · Paper 1