Explore topic-wise MCQs in Chemical Engineering.

This section includes 19 Mcqs, each offering curated multiple-choice questions to sharpen your Chemical Engineering knowledge and support exam preparation. Choose a topic below to get started.

1.

For an ideal gas isobaric process what is the work done by the gas from 2 m3 to 0.5 m3 at 2 Pa?

A. -3 J
B. 3 J
C. -5 J
D. 5 JView answer
Answer» B. 3 J
Discussion
2.

For an ideal gas isothermal process what is the work done by the gas from 1 m3 to 2 m3 at 300 K?

A. 0.69 kJ
B. 1.24 kJ
C. 1.73 kJ
D. 2.45 kJView answer
Answer» D. 2.45 kJView answer
Discussion
3.

For an ideal gas isobaric process at pressure 1 Pa, the volume of the gas changes from 1 m3 to 5 m3, what is the work done by the gas?

A. 1 J
B. 4 J
C. 5 J
D. 10 JView answer
Answer» C. 5 J
Discussion
4.

What is the work done for an isobaric process?

A. P∆V
B. V∆P
C. PV
D. None of the mentionedView answer
Answer» B. V∆P
Discussion
5.

WHAT_IS_THE_WORK_DONE_FOR_AN_ISOBARIC_PROCESS??$

A. P∆V
B. V∆P
C. PV
D. None of the mentioned
Answer» B. V‚Äö√Ñ√∂‚àö‚Ć‚àö√∫P
Discussion
6.

For an ideal gas isothermal process what is the work done by the gas from 1 m3 to 2 m3 at 300 K
A. 0.69 kJ
B. 1.24 kJ
C. 1.73 kJ
D. 2.45 kJ
Answer» D. 2.45 kJ
Discussion
7.

For an ideal gas isobaric process at pressure 1 Pa, the volume of the gas changes from 1 m3 to 5 m3, what is the work done by the gas?$

A. 1 J
B. 4 J
C. 5 J
D. 10 J
Answer» C. 5 J
Discussion
8.

For an ideal gas isobaric process what is the work done by the gas from 2 m3 to 0.5 m3 at 2 Pa?

A. -3 J
B. 3 J
C. -5 J
D. 5 J
Answer» B. 3 J
Discussion
9.

For an ideal gas isochoric process, what is the work done by the gas from 2 Pa to 1 Pa?

A. 0
B. 1 J
C. 200 J
D. None of the mentioned
Answer» B. 1 J
Discussion
10.

For an ideal gas isothermal process what is the work done by the gas from 4 Pa to 1 Pa at 300 K?

A. 1.22 kJ
B. 2.15 kJ
C. 2.83 kJ
D. 3.45 kJ
Answer» E.
Discussion
11.

What is the work done for an ideal gas isothermal process?

A. Zero
B. Equal to heat transferred
C. Equal to change in internal energy
D. Cannot say
Answer» C. Equal to change in internal energy
Discussion
12.

What is the work done for an isochoric process?

A. Positive
B. Negative
C. Zero
D. Cannot say
Answer» D. Cannot say
Discussion
13.

If the system is insulated which of the following might the process be?

A. Isothermal
B. Isobaric
C. Isochoric
D. Adiabatic
Answer» E.
Discussion
14.

Which of the following is true for isothermal ideal gases?

A. ∆T = 0
B. ∆U = 0
C. ∆H = 0
D. All of the mentioned
Answer» E.
Discussion
15.

In an open, steady state system if the heat transferred is 10 J and work done by the system is 5 J, what is the change in Potential energy (neglect kinetic energy)?

A. 5 J
B. -5J
C. 15 J
D. -15 J
Answer» B. -5J
Discussion
16.

In an open, steady state adiabatic process if the change in kinetic energy is 10 J and change in potential energy is 15 J, what is the work done by the system?

A. 10 J
B. 15 J
C. 25 J
D. -25 J
Answer» E.
Discussion
17.

In an open system, what is the enthalpy change is heat taken from it is 10 J?

A. 0
B. -10 J
C. 10 J
D. Cannot be determined
Answer» C. 10 J
Discussion
18.

In a closed system, change in internal energy is 10 J and heat transferred to it is 10 J what is the work done by the system?

A. 0
B. 10 J
C. -20 J
D. 20 J
Answer» B. 10 J
Discussion
19.

What is the work done by an open steady-state system if heat transferred to it is 10 J?

A. 0
B. -10 J
C. 10 J
D. Cannot be determined
Answer» D. Cannot be determined
Discussion