Primary air adjusters on atmospheric type gas burners are usually ____.
A. butterfly shutters
B. sliding sleeves
C. spoiler screws
D. all of the above
Answer: D
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If you were asked to invest $2500.00 in a piece of equipment that you would charge the customer $75.00 each time the equipment was used and it was expected be use 100 times per year, what would you expect to be your ROI?
A) $5000.00 B) $2575.00 C) $2425.00 D) $3600.00
Citrus fruits are high in vitamin _____
a. A c. D b. C d. B
Technician A says that diesel engines use heavy duty components because of the lower compression. Technician B says that diesel and gasoline powered vehicles use the same fuel tank and fuel pump. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
____ reflectance is the fraction of electromagnetic energy that an object or surface reflects.
A. External B. Solar C. Surface D. Liner