Which of the following components functions to protect an A/C system from either under-pressure or over-pressure?

A. binary switch
B. trinary switch
C. TXV
D. Both A and B


Answer: D

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Una caja simple especial con solapas en su interior se llama caja:

a. de cables. b. octogonal. c. de techo. d. de derivaciĆ³n.

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A customer states that the back-up camera does not come on. Technician A says this can be caused by a faulting range selection sensor. Technician B says this can be caused by an open in the back-up lamp circuit. Who is correct?

A. Technician A only B. Technician B only C. Both Technician A and B D. Neither Technician A nor B

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When computing box fill, three equipment-grounding conductors are counted as ____________________ conductor(s) of the largest equipment-grounding conductor in the box.

Fill in the blank(s) with the appropriate word(s).

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Two- color acrylic application requires use of all the following except:

What will be an ideal response?

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