Q. What are the structures that are constructed at suitable intervals along the sewerage system called?

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Q. A masonry or R.C.C. chamber constructed at suitable intervals along the sewer lines, for providing access into them is called _________

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Q. What is the spacing of manholes for pipe diameter of greater than 2 m?

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Q. What are the manholes having a depth greater than 1.5 m called?

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Q. What is a sewer that runs full under gravity, flow at a pressure above the atmosphere in the sewer called?

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Q. What is the facility provided to stop the entry of heavy debris present in the storm water into the sewers called?

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Q. Lamp hole is an opening or hole constructed in a sewer for purpose of lowering a lamp inside it.

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Q. The lamp hole cannot be used for the flushing of sewers.

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Q. What is the arrangement for diverting excess sewage from the combined sewer called?

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Q. What are the internal dimensions for a sewer of depth less than 0.9 m?

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Q. An apparatus for raising, driving or compressing fluids or gases is called _________

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Q. ________ pumps produce a head and a flow by increasing the velocity of the liquid with the help of the rotating vane impeller.

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Q. What are the pumps that operate by alternately filling a cavity and then displacing a given volume of liquid called?

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Q. The two types of pumps behave very differently regarding pressure head and flow rate.

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Q. A steam pump is a type of centrifugal pump.

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Q. In a centrifugal pump, the flow is _______ when the viscosity is increased.

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Q. What are the pumps with one or more impellers called?

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Q. Why are booster pumps used?

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Q. Why are cryogenic pumps used?

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Q. End suction pumps are the common type of _________ pumps.

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