MCQOPTIONS
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MCQOPTIONS
This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Waste Water Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Calculate the feed flow for a two stage pass for the following data.Recovery: 85 |
| A. | nPermeate flow: 100 m<sup>3</sup>/hr |
| B. | t310 m<sup>3</sup>/hr |
| C. | t320 m<sup>3</sup>/hr |
| D. | t325 m<sup>3</sup>/hr |
| E. | t305 m<sup>3</sup>/hr |
| Answer» B. t310 m<sup>3</sup>/hr | |
| 2. |
What is a recovery? |
| A. | tPermeate flow/ Feed flow |
| B. | tReject flow/ Feed flow |
| C. | tPermeate flow/ Reject flow |
| D. | tFeed flow/ Permeate flow |
| Answer» B. tReject flow/ Feed flow | |
| 3. |
The molecular weight greater than _____ is likely rejected by an RO system. |
| A. | t50 |
| B. | t100 |
| C. | t150 |
| D. | t200 |
| Answer» E. | |
| 4. |
What is the percentage of dissolved salts achieved from the RO unit? |
| A. | t30-40% |
| B. | t50-65% |
| C. | t75-85% |
| D. | t95-999% |
| Answer» E. | |
| 5. |
Reverse osmosis helps in mineralizing water. |
| A. | tTrue |
| B. | tFalse |
| Answer» C. | |