Q4: Put a mark of true or false in front of (6 only) of the following statements: 1- The amount of drainage in open troughs is more than in open channels. 2- The sprinkler drain shall be equal to the pipe drain if the pipe contains only one sprinkler. 3- The wetted area of one dot is equal to the width of the wet strip. 4- The puncture system used under the football field floor is of the French type. 5- The best system used for the purpose of lowering the groundwater level under buildings and facilities is the drain system. 6- For the purpose of stopping the waste of water used in irrigation, the surface and basin irrigation system must be abolished and rely on the tape irrigation system. 7- If the distance between the tube trocars is 88 m and the equivalent depth is 4.4 m, then the Huguenot coefficient is 2.4 m.

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
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Q4: Put a mark of true or false in front of (6 only) of the following statements:
1- The amount of drainage in open troughs is more than in open channels. 2- The
sprinkler drain shall be equal to the pipe drain if the pipe contains only one sprinkler.
3- The wetted area of one dot is equal to the width of the wet
strip. 4- The puncture system used under the football field floor is of the French type.
5- The best system used for the purpose of lowering the groundwater level under buildings and facilities is the drain system. 6-
For the purpose of stopping the waste of water used in irrigation, the surface and basin irrigation system must be abolished and rely on the tape irrigation system.
7- If the distance between the tube trocars is 88 m and the equivalent depth is 4.4 m, then the Huguenot coefficient is 2.4 m.
Transcribed Image Text:Q4: Put a mark of true or false in front of (6 only) of the following statements: 1- The amount of drainage in open troughs is more than in open channels. 2- The sprinkler drain shall be equal to the pipe drain if the pipe contains only one sprinkler. 3- The wetted area of one dot is equal to the width of the wet strip. 4- The puncture system used under the football field floor is of the French type. 5- The best system used for the purpose of lowering the groundwater level under buildings and facilities is the drain system. 6- For the purpose of stopping the waste of water used in irrigation, the surface and basin irrigation system must be abolished and rely on the tape irrigation system. 7- If the distance between the tube trocars is 88 m and the equivalent depth is 4.4 m, then the Huguenot coefficient is 2.4 m.
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