MCQOPTIONS
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MCQOPTIONS
This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Bioprocess Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The overall effectiveness factor is symbolized by __________ |
| A. | |
| B. | |
| C. | |
| D. | |
| Answer» E. | |
| 2. |
The internal effectiveness factor is symbolized by ________ |
| A. | |
| B. | |
| C. | |
| D. | |
| Answer» D. | |
| 3. |
Rate of reaction over a finely crushed catalyst of radius of 0.5 mm was measured as 10.0 mole/sm3 catalyst. Temperature is 400 K and pressure is 105 Pa and mole fraction of reactant in the gas is 0.1. Find the rate for a catalyst of pellet radius of 3mm. (Assume C = 1 for small catalyst). |
| A. | 7.01 mole / m<sup>3</sup>s |
| B. | 7.03 mole / m<sup>3</sup>s |
| C. | 7.05 mole / m<sup>3</sup>s |
| D. | 7.07 mole / m<sup>3</sup>s |
| Answer» D. 7.07 mole / m<sup>3</sup>s | |
| 4. |
Increasing the bulk concentration of substrate CAb , is included in which parameter? |
| A. | Internal mass-transfer |
| B. | External mass-transfer |
| C. | Internal-External mass- transfer |
| D. | Heat transfer |
| Answer» C. Internal-External mass- transfer | |
| 5. |
Reducing the reaction rate rA,obs improves the effectiveness of mass transfer aimed at increasing the reaction rate. |
| A. | True |
| B. | False |
| Answer» B. False | |