In a standing-seam metal roof, the roof panels are ________.
A) site formed from a prefinished sheet-metal roll.
B) shop formed and site finished.
C) shop formed and shop finished.
D) any one of the above.
A) site formed from a prefinished sheet-metal roll.
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A doe must have a minimum of ____________________ hours of daylight for proper breeding
Fill in the blank(s) with correct word
An evaporative condenser:
A) Works by evaporating refrigerant to cool the condenser coil. B) Cools air through the evaporation of refrigerant inside the condenser. C) Is really just another name for evaporator. D) Works by evaporating water to cool the condenser coil.
To reset a tripped circuit breaker, the technician should:
A) Use a wireless breaker tool to reboot the breaker. B) Reinstall the breaker in the electric panel. C) First turn the breaker off, and then back on. D) Move the breaker switch to the on position.
Technician A says that both R-12 and R-134a refrigerants are lighter than air when in a gaseous state. Technician B says that using an electronic leak detector is not always the best way of sourcing a leak because its sensitivity can make identifying the location difficult. Who is correct?
A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B