Is the size of a vent based only on the fixture unit load on the drain?
What will be an ideal response?
No, slope and line size are also considerations.
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Answer the following statement(s) true (T) or false (F)
1. Star-delta motor starting is sometimes called double-delta starting. 2. Star-delta motors are similar in construction to standard squirrel cage motors. 3. Star-delta motors may be used where a reduced starting current is required. 4. A disadvantage of open transition starting is that it does not require accessory voltage reducing equipment. 5. Closed transition starting is accomplished by adding another three pole contactor and resistors to the circuit.
In inverse tracking, the _________________________ is outlined with respect to the anchor point on the grid to show the limits of the volume that is occupied by the object in space.
Fill in the blank(s) with the appropriate word(s).
If contactor action is dependent on current flow, the contactor is described as _____.
a. electrically held b. mechanically held c. reversing d. solid state
The best example of an animal organ being used to replace a human organ is/are:
a. Cow lungs b. Pig heart valve c. Poultry heart valve d. Horse pancreas