GATE CH 2020 Paper 1 — page 11

Questions 31–33 of 65. Imported answers require review unless explicitly marked reviewed.

An irreversible gas phase reaction

is conducted in an isothermal and isobaric batch reactor. Assume ideal gas behavior. The feed is an equimolar mixture of the reactant P and an inert gas. After complete conversion of P, the fractional change in volume is ________ (round off to 2 decimal places).

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Consider two Carnot engines C₁ and C₂ as shown in the figure.

The efficiencies of the engines C₁ and C₂ are 0.40 and 0.35, respectively. If the temperature of Reservoir R₁ is 800 K, then the temperature (in K) of Reservoir R₃ is ________ (round off to nearest integer).

Diagram for Chemical Engineering question 22

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Consider the following closed loop system with

and

as the transfer functions of the process and the controller, respectively.

For a unit step change in the set point (

), the change in the value of the response (

) at steady state is ________ (round off to 1 decimal place).

Diagram for Chemical Engineering question 23

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2020 · Paper 1

Question 21

Question 22

Question 23