My Report (&Account)

Water Softening 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. What is the pH at which recarbonation should be done?

2. Which chemical is used for removing the permanent hardness of Calcium chloride?

3. The temperature at which the softening of water takes place by lime soda process is ____________

4. The minimum reaction time allowed in the recarbonation basin is ____________

5. The permanent hardness can be removed by adding lime and soda.

6. Which filter is normally used in the lime soda treatment plant?

7. The sludge in water softening accelerator is deposited at ____________

8. The time required for the mixing of lime and soda in lime soda process is _____________

9. The detention period of a lime soda treatment plant is ____________

10. What is the detention time of a water softening accelerator?


 

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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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