Q. The head loss through the screen is given by HL = k* (Vₜ² – Vₐ²), where Vₜ and Vₐ are velocities through and above the screen respectively. What is the value of constant k?

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Q. The unit of dynamic viscosity is ____________

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Q. Which of the following has minimum detention period?

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Q. The relation between dynamic and kinematic viscosity is given by ____________

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Q. The dimension formula of dynamic viscosity is ____________

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Q. The dimension formula of kinematic viscosity is ____________

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Q. The coefficient of drag for a transition settling is ____________

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Q. In which of the following, large impurities are attached with air bubbles to remove it from the wastewater?

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Q. Which of the following has a minimum detention period?

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Q. The design velocity of flow of a detritus tank is ____________

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Q. Which of the following device is used for the removal of oil and grease?

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Q. The detention period of detritus tank is ____________

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Q. A pressure difference of _____________ is applied to the vacuum floatation method to remove impurities from sewage.

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