Q. The head loss through the bed of solids of the filter can be determined by __________

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Q. Which of the following has the highest shape factor as stated by Carmen?

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Q. Which of the following is the expression of the Carmen equation where symbols have their usual meanings?

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Q. Which of the following represents the correct relation between dimensionless friction factor f and Reynolds number?

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Q. Which of the following is the expression of the Rose equation where symbols have their usual meanings?

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Q. When the Reynolds number is greater than 1.9 but less than 500, the coefficient of drag CD is?

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Q. The value of Reynolds number R is 1.5. The coefficient of drag is?

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Q. Rose equation is valid for beds in which voids are clear and unobstructed.

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Q. When does the particle become suspended in an expanded bed?

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Q. The superficial velocity in a stratified bed is equal to __________

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Q. Carmen-Kozney equation has been derived using which of the following equation?

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Q. In which of the following filter, water is passed under higher pressure?

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Q. What is the range of pressure in pressure filter?

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Q. The diameter of the vertical type pressure filter is __________

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Q. Filtration operation in pressure filter is same as in rapid sand filter.

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Q. The effective size of a pressure sand filter is ______

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Q. What is the value of uniformity coefficient in a pressure sand filter?

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Q. The thickness of sand bed of a pressure filter is _____ cm.

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Q. Which type of filter is used in treating swimming pool water?

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Q. The under drainage system in pressure consists of __________

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