Which of the following consists of two parallel channels connected by rungs?
a. Ladder tray
b. Center-rail tray
c. Trough tray
d. Solid-bottom tray
a. Ladder tray
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A potentiometer is a three-wire ____ that acts as a voltage divider to produce a continuously variable output signal proportional to a mechanical position.
A. load device B. variable resistor C. rheostat D. measuring device
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An oil filter should be hot drained for how long before disposing of the filter?
A) 4 hours B) 12 hours C) 8 hours D) 30 to 60 minutes
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On a J1939 data link connector (DLC), which terminal assignment represents J1587 dominant high or positive?
A. A B. D C. E D. F
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Gaps called _____ are formed where the soil particles touch
a. pores c. chinks b. shales d. holes
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