Q. Which of the following has minimum detention period?

View solution

Q. The unit of dynamic viscosity is ____________

View solution

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?

View solution

Q. What is the maximum capacity of medium screen in collecting solids?

View solution

Q. __________ is used to cut the sewage into smaller parts.

View solution

Q. The maximum spacing between the bars in medium screen is ____________

View solution

Q. Screens are inclined to the direction of flow to ____________

View solution

Q. The spacing between the bars in racks is ____________

View solution

Q. The minimum spacing between the bars on fine screen is ____________

View solution

Q. Dealkalization results in removal of all the ions from the wastewater.

View solution

Q. Solids are removed from the wastewater by which of the following unit operation?

View solution

Q. Which form of solute stabilization occurs when effluent passes through limestone?

View solution

Q. In which unit operation, gases are released or absorbed in the effluent?

View solution

Q. In which form of solute stabilization, hydrogen sulfide in the effluent is oxidized into sulfate?

View solution

Q. Which of the following process is used to remove the colloidal particles from the effluent?

View solution

Q. By which process, odor producing substances are oxidized?

View solution

Q. Organic contaminants are removed from the wastewater by ____________

View solution

Q. How many types of aerators are commonly used in the treatment of wastewater?

View solution

Q. The depth of Euphotic zone is measured by ____________

View solution

Q. The lakes are classified into how many types on the basis of productivity?

View solution