Q. For rock type low filtration rate trickling filters what would be depth assumed while designing it?

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Q. For plastic type high filtration rate trickling filters what would be depth assumed while designing it?

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Q. For rock type low filtration rate tricking filters what would be the BOD removal rate?

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Q. For rock type high filtration rate trickling filters what would be the BOD removal rate?

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Q. For plastic type high filtration rate trickling filters what would be the BOD removal rate?

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Q. For roughing type trickling filters what would be the BOD removal rate?

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Q. In which type of trickling filter very low power is consumed?

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Q. In which type of trickling filter very high power is consumed?

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Q. In which type of trickling filter is nitrogen oxidized?

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Q. When filled which of the following material only nitrogen is removed?

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Q. When filled which of the following material both nitrogen and BOD are removed?

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Q. What is the surface area of the plastic high specific surface area packing material used in trickling filters as the packing medium?

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Q. What is the surface area of the plastic conventional packing material used in trickling filters as the packing medium?

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Q. What is the surface area of the plastic random packing conventional packing material used in trickling filters as the packing medium?

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Q. What is the surface area of the plastic random packing high specific surface area packing material used in trickling filters as the packing medium?

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Q. What is the surface area of the River rock (Small) packing material used in trickling filters as the packing medium?

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Q. What is the surface area of the River rock (Large) packing material used in trickling filters as the packing medium?

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Q. The settling tank which is followed after the Trickling filter has which of the following characteristic?

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Q. What is the maximum reduced concentration of BOD obtained at the outlet of tricking filter?

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Q. High rate filtrations cannot be used for wet weather conditions.

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