My Report (&Account)

Disinfection Test – 2


Correct Answer: 2 points | Wrong: -1 point
Grades: A* (100% score) | A (80%-99%) | B (60%-80%) | C (40%-60%) | D (0%-40%)
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1. When turbidity in water increases, the efficiency of chlorine?

2. Which type of chlorine is represented by the red line as shown in the following figure?
Ammonia chlorine is type of chlorine represented by green line in the figure
Figure: Kill rates of E-coli

3. The presence of metallic compounds in water _______ the efficiency of chlorine.

4. Which type of chlorine is represented by the green line as shown in the following figure?
Free residual chlorine is type of chlorine represented by green line in the figure
Figure: Kill rates of E-coli

5. The amount of hypochlorous acid formed when pH of water is 8 is _______________

6. The contact time for disinfection by combined chlorine is ______________

7. The efficiency of chlorine increase by ______________

8. The contact time for disinfection by free chlorine is ______________


 

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Manish Bhojasia - Founder & CTO at Sanfoundry
Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He lives in Bangalore, and focuses on development of Linux Kernel, SAN Technologies, Advanced C, Data Structures & Alogrithms. Stay connected with him at LinkedIn.

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