DESIGN OF SMALL DAMS CH.10 Flashcards

1
Q

OUTLET WORKS ARE CLASSIFIED ACCORDING TO THEIR PURPOSE THEIR PHYSICAL AND STRUCTURAL ARRANGEMENT OR THEIR HYDRAULIC OPERATION

A

TRUE

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2
Q

THE OUTLET WORKS POSITION IN RELATION TO THE RES. STORAGE LEVEL IS SO IMPORTANT TO ATTAIN THE REQUIRED ELEVATION CAPACITY

A

FALSE

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3
Q

WHAT SHOULD CONTROL DEVICES SELECTION OF OUTLET WORKS ARRANGEMENT BE BASES UPON

A

COMMERCIALLY AVAILABLE GATES AND VLVS OR RELATIVELY SIMPLE GATE DESIGN WHERE POSSIBLE

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4
Q

IF A CLOSED CIRCUIT IS TO BE PROVIDED AND FOUNDATION CONDITIONS ARE NOT SUITABLE FOR A TUNNEL OR IF THE REQUIRED SIZE OF THE WATERWAY IS TO SMALL TO JUSTIFY THE MINIMUM SIZED TUNNEL A CUT AND COVER CONDUIT SHOULD BE USED

A

TRUE

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5
Q

AN INTAKE STRUCTURE MAY BE EITHER SUBMERGED OR EXTENDED IN TH FORM OF A TOWER ABOVE THE MAXIMUM SURFACE WATER LEVEL WHEN TH CONTROLS ARE PLACED AT THE HEADWORKS

A

FALSE

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6
Q

WHERE THE TRASHRACKS ARE INACCESSIBLE FOR CLEANING THE VELOCITY THROUGH THE RACKS ORDINARILY SHOULD NOT EXCEED 2 FEET PER SECOND. IF A TRASHRACK IS ACCESSIBLE FOR CLEANING WHAT CAN THE FEET PER SECOND BE THROUGH THE TRASHRACK

A

UP TO 5 FT PER SECOND

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7
Q

WHEN OPEN-CHANNEL OUTLET FLOW IS CONTROLLED BY PARTLY OPEN SURFACE GATES OR WHERE TOP SEAL RADIAL GATES OR SUBMERGED SLIDE GATES CONTROL THE FLOW WHAT IS THE FORMULA TO CALCULATE THIS FLOW

A

Q=
CDLSQUAREROOT2gh

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