MCQOPTIONS
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MCQOPTIONS
This section includes 21 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. |
________________ is the heat of solution for the combination of 1 mole of solute with n moles of solvent. |
| A. | Integral heat of solution |
| B. | Heat of dissolution |
| C. | Heat of reaction |
| D. | Heat of mixing |
| Answer» B. Heat of dissolution | |
| 2. |
Mechanical efficiency is the actual work output from a process divided by the work output if the process were reversible.The given statement is |
| A. | True |
| B. | False |
| C. | Can`t say |
| D. | None of the mentioned |
| Answer» B. False | |
| 3. |
Coefficient of performance the heat removed from a process divided by the work input to the process.The given statement is |
| A. | True |
| B. | False |
| C. | Can`t say |
| D. | None of the mentioned |
| Answer» B. False | |
| 4. |
A solution composed of several components in which a property is the weighted sum of the properties of the individual components. The solution is |
| A. | Ideal Solution |
| B. | Non-Ideal solution |
| C. | Real Solution |
| D. | None of the mentioned |
| Answer» B. Non-Ideal solution | |
| 5. |
Adsorption process must be |
| A. | Endoethrgic |
| B. | Endothermic |
| C. | Exothermic |
| D. | None |
| Answer» D. None | |
| 6. |
Adsorbent is a solid surface on which gas or liquid molecules condense to form a film.The above given statement is |
| A. | Correct |
| B. | Incorrect |
| C. | Partially correct |
| D. | None of the mentioned |
| Answer» B. Incorrect | |
| 7. |
Mechanical energy is completely convertible by a __________engine from one form to another within the class. |
| A. | Reversible |
| B. | Irreversible |
| C. | Steady |
| D. | None of the mentioned |
| Answer» E. | |
| 8. |
Mechanical form of energy is |
| A. | Work |
| B. | Kinetic energy |
| C. | Potential energy |
| D. | All of the mentioned |
| Answer» E. | |
| 9. |
Langmuir isotherm Mathematical relation for ___________ that takes place at equilibrium. |
| A. | Absorption |
| B. | Adsorption |
| C. | Both Adsorption and Absorption |
| D. | None of the mentioned |
| Answer» C. Both Adsorption and Absorption | |
| 10. |
For an isolated system, internal energy |
| A. | Can change |
| B. | Can`t Change |
| C. | May change |
| D. | None of the mentioned |
| Answer» C. May change | |
| 11. |
Specific internal energy is internal energy per unit ________ of the system. |
| A. | Mass |
| B. | Mole |
| C. | Volume |
| D. | None of the mentioned |
| Answer» B. Mole | |
| 12. |
2 Kg of steam that contains an internal energy of 20 J/Kg, if 50 J of heat is supplied to the system, what is the resultant internal energy of the system? |
| A. | 45 J/Kg |
| B. | 40 J/Kg |
| C. | 35 J/Kg |
| D. | 20 J/Kg |
| Answer» B. 40 J/Kg | |
| 13. |
25 J of heat is supplied to a system and work done by the system is 10 J. What is the change in internal energy of the system? |
| A. | 10 J |
| B. | 15 J |
| C. | 25 J |
| D. | 35 J |
| Answer» C. 25 J | |
| 14. |
Enthalpy-concentration diagram a convenient graphical way to represent enthalpy data for binary solutions that features a plot of specific enthalpy versus concentration with temperature as a parameter.The above given statement is |
| A. | True |
| B. | False |
| C. | Never false |
| D. | None of the mentioned |
| Answer» B. False | |
| 15. |
The input mass in a process simulator is 2 Kg and output mass is ______ Kg. |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» C. 3 | |
| 16. |
The input mass in a process simulator is X Kg and output mass is Y Kg. Then |
| A. | X = Y |
| B. | X > Y |
| C. | X < Y |
| D. | None of the mentioned |
| Answer» B. X > Y | |
| 17. |
What is the kinetic energy of the block? |
| A. | 1 J |
| B. | 2 J |
| C. | 3 J |
| D. | 4 J |
| Answer» C. 3 J | |
| 18. |
If the height gained by the block is half of the initial case, the potential energy will also be ________ of the initial potential energy. |
| A. | Half |
| B. | Double |
| C. | Four times |
| D. | None of the mentioned |
| Answer» B. Double | |
| 19. |
If the velocity of the block is doubled, the kinetic energy of the block will be |
| A. | Half |
| B. | Double |
| C. | Four times |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 20. |
10 J of heat is supplied to a system and a work of 30 J performed on it. If 50 J of heat is removed from the system, which type of system is it? |
| A. | Steady state |
| B. | Unsteady state |
| C. | Closed |
| D. | None of the mentioned |
| Answer» C. Closed | |
| 21. |
There must be no accumulation of mass or energy over the time period of interest in a _________ |
| A. | Steady state |
| B. | Unsteady state |
| C. | Closed |
| D. | None of the mentioned |
| Answer» B. Unsteady state | |