Q. What is the drum speed considered while designing a disc filter?

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Q. What is the drum speed considered while designing a disc filter at 150 mm head loss?

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Q. What is the hydraulic loading rate in m²/m³/h of a cloth disc filter assumed while designing it?

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Q. What is the head loss considered for the cloth disc filter while designing it?

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Q. What is the drum diameter considered while designing the cloth disc filter?

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Q. What is the maximum NTU a disc filter can handle?

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Q. Adsorption is an endothermic process.

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Q. Chemical adsorption takes place at high temperature.

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Q. Which force holds the molecules in physical adsorption?

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Q. What is the lowest enthalpy of adsorption for physical adsorption?

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Q. What is the highest enthalpy of adsorption for chemical adsorption?

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Q. Physical adsorption is also called as _________

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Q. Chemical adsorption is also called as _____

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Q. Physical adsorption ________ with increase in temperature.

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Q. Activated carbon removes microbial contaminants effectively.

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Q. The filter once installed need not to be replaced in activated carbon filtration.

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Q. ___________ has high degree of porosity.

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Q. Which of the following is not removed by activated carbon?

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Q. How many types of water filters are present?

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Q. On which principle does the particulate filters work?

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