A section drawing shows the internal portion of an object and is usually drawn to scale using a cutting plane.
Answer the following statement true (T) or false (F)
True
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In the basic equation for determining piping system sizes, which of the following changes?
a. run b. offset c. travel d. constant
Which of the following will produce an offset in a conduit run?
a. Improperly calculated sweep bends b. Two kick bends in opposite directions c. A small obstruction being crossed d. A single change in direction
Match the valve type with its description.
I. Ball II. Butterfly III. Check IV. Diaphragm V. Gate VI. Globe VII. Plug VIII. Relief IX. Safety a. Designed to open if the pressure of a gas exceeds a preset threshold b. Uses a disc-shaped flow control element to control flow c. Uses a hollowed-out plug to control flow d. Uses a rubber-type diaphragm to control flow e. Uses a guillotine to block the flow of fluids f. Uses a hollowed-out ball to control flow g. Designed to open if the pressure of a liquid exceeds a preset level h. Uses a ball, cylindrical, or needle-shaped disc to block fluid flow i. Used to prevent accidental backflow
Milk letdown is not necessary to effectively remove milk from the udder
Indicate whether the statement is true or false.