GATE CH Core MSQ MCQs with Answers

GATE CH technical MSQ 7: For an isothermal ideal plug-flow reactor, select all correct statements.

A. Composition varies with axial position. B. There is no axial mixing in the ideal model. C. Every fluid element has the same residence time in the ideal model. D. The reactor is perfectly mixed throughout.

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GATE CH technical MSQ 8: Select all correct statements about mass transfer.

A. Diffusion can be driven by a concentration gradient. B. Fick’s first law relates flux to concentration gradient. C. A larger mass-transfer area can raise transfer rate. D. Diffusivity has units of pressure.

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GATE CH technical MSQ 9: For an ideal binary distillation column, select all correct statements.

A. Relative volatility affects separation difficulty. B. Reflux can improve separation. C. A reboiler supplies vapour. D. Distillation never requires phase equilibrium data.

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GATE CH technical MSQ 10: For an isothermal ideal plug-flow reactor, select all correct statements.

A. Composition varies with axial position. B. There is no axial mixing in the ideal model. C. Every fluid element has the same residence time in the ideal model. D. The reactor is perfectly mixed throughout.

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GATE CH technical MSQ 11: Select all correct statements about mass transfer.

A. Diffusion can be driven by a concentration gradient. B. Fick’s first law relates flux to concentration gradient. C. A larger mass-transfer area can raise transfer rate. D. Diffusivity has units of pressure.

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GATE CH technical MSQ 12: For an ideal binary distillation column, select all correct statements.

A. Relative volatility affects separation difficulty. B. Reflux can improve separation. C. A reboiler supplies vapour. D. Distillation never requires phase equilibrium data.

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GATE CH technical MSQ 13: For an isothermal ideal plug-flow reactor, select all correct statements.

A. Composition varies with axial position. B. There is no axial mixing in the ideal model. C. Every fluid element has the same residence time in the ideal model. D. The reactor is perfectly mixed throughout.

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GATE CH technical MSQ 14: Select all correct statements about mass transfer.

A. Diffusion can be driven by a concentration gradient. B. Fick’s first law relates flux to concentration gradient. C. A larger mass-transfer area can raise transfer rate. D. Diffusivity has units of pressure.

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GATE CH technical MSQ 15: For an ideal binary distillation column, select all correct statements.

A. Relative volatility affects separation difficulty. B. Reflux can improve separation. C. A reboiler supplies vapour. D. Distillation never requires phase equilibrium data.

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GATE CH technical MSQ 1: For an isothermal ideal plug-flow reactor, select all correct statements.

A. Composition varies with axial position. B. There is no axial mixing in the ideal model. C. Every fluid element has the same residence time in the ideal model. D. The reactor is perfectly mixed throughout.

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GATE CH technical MSQ 2: Select all correct statements about mass transfer.

A. Diffusion can be driven by a concentration gradient. B. Fick’s first law relates flux to concentration gradient. C. A larger mass-transfer area can raise transfer rate. D. Diffusivity has units of pressure.

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GATE CH technical MSQ 3: For an ideal binary distillation column, select all correct statements.

A. Relative volatility affects separation difficulty. B. Reflux can improve separation. C. A reboiler supplies vapour. D. Distillation never requires phase equilibrium data.