Design Using CAD Tools MCQ Quiz – Objective Question with Answer for Design Using CAD Tools in VLSI

11. _______ is the solution of appropriate process material and energy balances.

A. Flow sheeting
B. Flow processing
C. Flow Solving
D. None of the mentioned

Answer: a

Flow sheeting is the solution of appropriate process material and energy balances.

 

12. Process simulator is the computer code used in _______

A. Flow sheeting
B. Flow processing
C. Flow Solving
D. None of the mentioned

Answer: a

Process simulator is the computer code used in flow sheeting.

 

13. Calculation of _____________ is the fundamental of flow sheeting codes.

A. Mass balance
B. Mole balance
C. Energy balance
D. None of the mentioned

Answer: a

Calculation of mass balance is fundamental to flow sheeting codes.

 

14. Which of the following is a feature of the process simulator?

A. Equipment sizing functions
B. Import and export data
C. Scheduling of batch operations
D. All of the mentioned

Answer: d

The feature of the process simulator is

  • Equipment sizing functions
  • Import and export data
  • Scheduling of batch operations

 

15. What is the product enthalpy of 1 mole of the product? The feed of a process simulator is 1 mole with enthalpy 2 J/mole, the heat input is 4 J, and the work performed is 5 J.

A. 1 J/mole
B. 2 J/mole
C. 3 J/mole
D. 5 J/mole

Answer: c

Energy balance, H = 2 + 4 – 5 = 1 J/mole.

 

16. What is the product enthalpy of a process simulator if the feed is 15 J, the heat input is 10 J, and the work performed is 5 J?

A. 10 J
B. 15 J
C. 20 J
D. 25 J

Answer: c

Energy balance, H = 15 + 10 – 5 = 20 J.

 

17. The interconnection equations are for a _______ model.

A. Mixing
B. Splitting
C. Process
D. All of the mentioned

Answer: a

The mixing model is for interconnection equations.

 

18. While solving a process simulation, the required balance is?

A. Material balances
B. Equilibrium relations
C. Energy balances
D. All of the mentioned

Answer: d

All three are required for solving the process simulator.

 

19. The input mass in a process simulator is X Kg and the output mass is Y Kg. Then

A. X = Y
B. X > Y
C. X < Y
D. None of the mentioned

Answer: a

The input mass in a process simulator is X Kg and the output mass is Y Kg. Then the mass balance, product mass = feed mass i.e X = Y.

 

20. The input mass in a process simulator is 2 Kg and the output mass is ______ Kg.

A. 1
B. 2
C. 3
D. 4

Answer: b

Since Mass balance, product mass = feed mass.

The input mass in a process simulator is 2 Kg and the output mass is 2 kG.

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