 
			 
			MCQOPTIONS
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				This section includes 4 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. | What is the operating pH for RO systems? | 
| A. | t2-3 | 
| B. | t4-6 | 
| C. | t5-7 | 
| D. | t8-9 | 
| Answer» D. t8-9 | |
| 2. | What is the design temperature of RO systems? | 
| A. | t20 C | 
| B. | t25 C | 
| C. | t30 C | 
| D. | t35 C | 
| Answer» C. t30 C | |
| 3. | What is the maximum acceptable limit of temperature for RO? | 
| A. | t20 C | 
| B. | t30 C | 
| C. | t40 C | 
| D. | t50 C | 
| Answer» D. t50 C | |
| 4. | The water flux of RO membranes ______ as water viscosity lowers. | 
| A. | tIncreases | 
| B. | tDecreases | 
| C. | tAlters | 
| D. | tFluctuates | 
| Answer» B. tDecreases | |