Irrigation Test and Accurate Answers

A gate valve will have _________ - Less pressure loss than a globe valve of equal size A safe critical velocity for the water in PVC pipe is. - 5 ft/s A valve perniting water to flowing in one direction. - Check Valve A well designed rotary system can be a just as efficient as a well design system with spray heads. - True. Absorption rate is also known as - Infiltration rate According to the "Rules and regulations for a licensed irrigator's " an irrigation system MUST be designed and installed in a manner that promotes water conservation. - true Act of chemically fusing PVC pipe and fittings together. - Solvent Welding An increase in head pressure will _________ - Increase flow rate. Any connection made to a potable water supply. - Cross connection. application rate formula - gpm( full circle head )×96.3 ___________________________________________ head spacing x row spacing arc - The surface area of the landscape to which the head will provide water As a general guideline, the design pressure should not to exceed ---- of the static pressure - 90%