Which of the following refrigerant safety designations indicate the refrigerant would require more than 400 parts per million to be hazardous?

A) A1 B) B3 C) B1 D) B2


A

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____ is the resistance of a fluid to flow.

A. Compression B. Pressure C. Viscosity D. Hydraulicity

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When replacing a three -phase motor, what should you do before connecting the drive?

What will be an ideal response?

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The driver of a vehicle with ESC has turned OFF the stability control system. What will happen the next time the vehicle is driven?

A) It will depend on which driver of the vehicle enters the vehicle. B) The ESC system will return to its default ON status. C) The ESC system will remain OFF until turned back on by the driver. D) None of these

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An advantage of ________ is they are easy to install and require much less time than traditional site-built doorjambs and door blanks

A) Bypass doors B) Pocket doors C) Bifold doors D) Prehung doors

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