Q. Installing screens at an angle allows easier cleaning.

View solution

Q. Which of the following is true for screens and comminutors?

View solution

Q. Screen is the first unit operation in wastewater treatment plant.

View solution

Q. __________ wastewater treatment plant may or may not need the screens.

View solution

Q. How many types of screens are present?

View solution

Q. Lower the velocity through the screen, the ________ is the amount of screening that would be removed.

View solution

Q. What is the approach velocity for grit bearing wastewaters?

View solution

Q. Which of the following does the quantity of screening does not depend on?

View solution

Q. The head lost by water flowing in a channel as a result of turbulence caused by the velocity of the flowing water is called ________

View solution

Q. What is the maximum allowable head loss for a manual coarse screen?

View solution

Q. At what angle generally a coarse manual screen is placed?

View solution

Q. Which of these screens can handle very large particles?

View solution

Q. From which of these type of screens there is a possibility of odour emission?

View solution

Q. Which of these screens have a very large footprint?

View solution

Q. With respect to the operation which of these screens is the most expensive?

View solution

Q. Which of these type of screen can be used both as a fine and coarse screen?

View solution

Q. What is the maximum allowable approach velocity for a bar screen at peak flow rates?

View solution

Q. What should be installed in order to control the velocity of the bar screens?

View solution

Q. What is the mathematical representation of hydraulic loses through a screen?

View solution

Q. Which of these screens is used to remove secondary suspended solids?

View solution