 
			 
			MCQOPTIONS
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				This section includes 3 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 area required for the system consisting of biox media for the following data.Flow: 500 m3/h. | 
| A. | nBOD: 500 mg/L | 
| B. | t8 m<sup>3</sup> | 
| C. | t3.4 m<sup>3</sup> | 
| D. | t3 m<sup>3</sup> | 
| E. | t4.4 m<sup>3</sup> | 
| Answer» C. t3.4 m<sup>3</sup> | |
| 2. | What is the efficiency in reducing the BOD of a tank consisting f Biox media | 
| A. | t90% | 
| B. | t80% | 
| C. | t85% | 
| D. | t95% | 
| Answer» B. t80% | |
| 3. | Which of the following is a disadvantage of MBR? | 
| A. | tCatalyst regeneration | 
| B. | tFlow characteristics | 
| C. | tCatalyst cost | 
| D. | tHeat transfer | 
| Answer» E. | |