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

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Q. _______ is the application of chlorine beyond the stage of the break point.

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Q. The process of removal of excess chlorine from water is ____________

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Q. Which color is formed when orthotolidine is oxidized by chlorine?

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Q. When turbidity in water increases, the efficiency of chlorine?

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

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

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Q. The efficiency of chlorine increase by ______________

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

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

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Q. Consider the following variables.

i. Concentration of disinfectant
ii. Concentration of organisms
iii. Temperature
iv. Time of contact

Disinfection is the function of which of the following variables?

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Q. According to which of the following, organism destroyed by disinfection is proportional to organism remaining?

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Q. Which of the following is the expression of Chicks law?

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Q. The integration of the expression of Chicks law is given by ____________

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Q. The dimensional formula of rate constant used in Chicks law is ____________

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Q. The number of organisms destroyed is equal to the number of organisms remaining at time t = __________

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Q. The expression loge N1/N = – kt m Where m is a constant such that m>1 represents ____________

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Q. For changing the concentration of disinfectant, the disinfecting efficiency is expressed by ____________

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Q. The number of organisms in disinfection process can be expressed by ____________

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Q. Efficiency of dilution decreases rapidly when the coefficient of dilution is ____________

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