Sheet metal (or nonmetallic) parts that connect pipes or openings of different sizes and shapes are known as ____.
A. transition pieces
B. adjustable pieces
C. adapters
D. elements
Answer: D
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If the main governor spring in a mechanical governor was worn out, what would be the likely performance symptom?
A. engine runaway B. low power C. erratic idle D. excessive top end rpm
Describe the heat exchanger in a natural gas fired unit heater
What will be an ideal response?
The minimum size of the bonding jumper from the building disconnecting means to the metal water pipe if the building is supplied by a 600 ampere feeder consisting of two 350- kcmil copper conductors in parallel is
A. 3/0 AWG copper. B. 2/0 AWG copper. C. 1/0 AWG copper. D. 1 AWG copper.
A(n) ____________________ micrometer is graduated with units of millimeters, 1/2 millimeters, and tenths of a millimeter.
Fill in the blank(s) with the appropriate word(s).