A spring in a mechanical system is analogous to what in an electrical system?
A. current
B. capacitor
C. inductor
D. voltage
E. resistor
Answer: B
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IDENTIFY TEST PROCESS SYMBOLS AND DIAGRAMS
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General section lines ____.
A. are evenly spaced B. are also the coded section lines for cast iron C. are not commonly used D. both a and b E. none of the above
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How can using the wrong type of dye in a manometer make water column measurements inaccurate?
A) An incorrect dye might not show up under ultraviolet light. B) Only the correct dye can be seen in a manometer. C) An incorrect dye might not be compatible with the refrigerant in the system. D) If the dye has a specific gravity other than 1.00
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To assure that an existing building is operating as originally designed ___________________.