When light-emitting diodes are used in applications where they are intended to block any amount of reverse voltage, they are connected in series with a ____.
a. photodiode
b. photovoltaic device
c. junction diode
d. photoconductive device
c. junction diode
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How is a 4-wire rubber cord used with trolleys?
What will be an ideal response?
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What must be done when charging a system that contains a near-azeotropic refrigerant?
a. Charging with refrigerant vapor only. b. Charging with liquid refrigerant. c. Charging by subcooling. d. Charging by weight only.
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The EVAP system reduces the escape of ____________________ evaporative emissions from the ____________________ tank to the atmosphere.
Fill in the blank(s) with the appropriate word(s).
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The rebar-tying method shown in the figure above is called a _____.
a. wrap-and-tie b. standoff tie c. bar hitch d. nail-head tie
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