MCQOPTIONS
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MCQOPTIONS
This section includes 11 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. |
What do we call a process having constant volume throughout? |
| A. | Isobaric |
| B. | Isochoric |
| C. | Isothermal |
| D. | Adiabatic |
| Answer» C. Isothermal | |
| 2. |
Which of the following is an extensive variable? |
| A. | Pressure |
| B. | Temperature |
| C. | Volume |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 3. |
What is the fraction of a gas in a system at partial pressure 1 mm Hg, if the 0.2 fraction of the same gas is at partial pressure 2 mm Hg and 0.3 fraction at partial pressure 3 mm Hg (Use Freundlich Isotherm)? |
| A. | 0.1 |
| B. | 0.2 |
| C. | 0.3 |
| D. | 0.4 |
| Answer» B. 0.2 | |
| 4. |
Which of the following satisfies the first derivative of adsorbtion isotherms? |
| A. | Greater than 1 |
| B. | Less than 1 |
| C. | Equal to 1 |
| D. | Cannot say |
| Answer» B. Less than 1 | |
| 5. |
What is the fraction of a gas in a system at partial pressure 3 atm, if the 0.2 fraction of the same gas is at partial pressure 4 atm and 0.3 fraction at partial pressure 6 atm (Use Freundlich Isotherm)? |
| A. | 0.1 |
| B. | 0.15 |
| C. | 0.2 |
| D. | 0.25 |
| Answer» C. 0.2 | |
| 6. |
What is the fraction of a gas in a system at partial pressure 1 atm, if the 0.2 fraction of the same gas is at partial pressure 4 atm and 0.4 fraction at partial pressure 8 atm (Use Freundlich Isotherm)? |
| A. | 0.1 |
| B. | 0.2 |
| C. | 0.4 |
| D. | 0.5 |
| Answer» E. | |
| 7. |
Ratio heat transferred from 37oC to a colder body and from that body to - 11oC is 2, what is the temperature of colder body if surface areas are same for all bodies? |
| A. | – 5oC |
| B. | – 3oC |
| C. | 5oC |
| D. | 9oC |
| Answer» D. 9oC | |
| 8. |
A piston cylinder expands with some pressure, what is the work done by the system? |
| A. | Positive |
| B. | Negative |
| C. | Zero |
| D. | Cannot Say |
| Answer» B. Negative | |
| 9. |
Q amount of heat is transferred in an adiabatic process, which of the following is correct? |
| A. | Q > 0 |
| B. | Q = 0 |
| C. | Q < 0 |
| D. | Cannot say |
| Answer» C. Q < 0 | |
| 10. |
A piston cylinder expands from 8 liter to 12 liter with the external pressure of 900 Pa, what is the work done on the system? |
| A. | 3.6 Joule |
| B. | - 3.6 Joule |
| C. | 7.2 Joule |
| D. | - 7.2 Joule |
| Answer» C. 7.2 Joule | |
| 11. |
You shake a thermos so that the temperature of tea inside increases by 2oC, if you transferred Q amount of heat to the thermos, which of the following satisfies Q? |
| A. | Q > 0 |
| B. | Q < 0 |
| C. | Q = 0 |
| D. | Cannot say |
| Answer» D. Cannot say | |