The normal dose of chlorine during pre chlorination is ___________ Options: A . &nbsp0.5-1ppm B . &nbsp0.1-0.2ppm C . &nbsp0.1-0.5ppm D . &nbsp1-2ppm

The normal dose of chlorine during pre chlorination is __________

Question

The normal dose of chlorine during pre chlorination is ___________

Options:

A . 0.5-1ppm

B . 0.1-0.2ppm

C . 0.1-0.5ppm

D . 1-2ppm

Answer: Option C
Answer: (c).0.1-0.5ppm

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Question 1. The normal dose of chlorine during post chlorination is ___________....

Question 2. _________ is the application of chlorine before filtration.....

Question 3. In which form of chlorination, chlorine applies to raw water supply as it enters the distribution system?....

Question 4. __________ is the application of chlorine at two or more points in the purification process.....

Question 5. The normal dose of chlorine during break point chlorination is ____________....

Question 6. Which of the following regarding break point chlorination is wrong?....

Question 7. The process of removal of excess chlorine from water is ____________....

Question 8. Which color is formed when orthotolidine is oxidized by chlorine?....

Question 9. _______ is the application of chlorine beyond the stage of the break point.....

Question 10. Which type of chlorine is represented by the green line as shown in the following figure?....

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