MCQOPTIONS
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MCQOPTIONS
This section includes 5 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. |
State true or false.Space velocity is the number of unit volumes of feed that can be treated per unit time. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
If V represents volume and Q represents volumetric flow rate, then which of the following is a valid expression for space velocity? |
| A. | \(\frac{V}{Q} \) |
| B. | \(\frac{Q}{V} \) |
| C. | Q × V |
| D. | \(\frac{V}{C_{A0}} \) |
| Answer» C. Q × V | |
| 3. |
Space time as a function of molar feed rate and initial concentration is given as ____ |
| A. | \(\frac{VC_{A0}}{F_{A0}} \) |
| B. | \(\frac{C_{A0}}{VF_{A0}} \) |
| C. | \(\frac{VF_{A0}}{C_{A0}} \) |
| D. | \(\frac{C_{A0}}{F_{A0}} \) |
| Answer» B. \(\frac{C_{A0}}{VF_{A0}} \) | |
| 4. |
The unit of space velocity is ____ |
| A. | sec |
| B. | sec-1 |
| C. | m3 |
| D. | m-3 |
| Answer» C. m3 | |
| 5. |
Space time is defined as ____ |
| A. | Time required to process unit volume of feed |
| B. | Time required for the reaction to occur |
| C. | Time required to produce unit volume of product |
| D. | Time to process the entire volume of feed entering |
| Answer» B. Time required for the reaction to occur | |