Kirchhoff’s voltage law may be restated to say that around any closed loop, the sum of the voltage drops is equal to ____.
a. zero
b. one
c. the sum of the voltage rises
d. the sum of the voltage rises divided by the number of the voltage rises
c. the sum of the voltage rises
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The __________ is a scale of specified diameters and cross sections for wire sizing and is the standard wire sizing scale for the United States.
a. American Wire Gauge b. Metric system c. United States measuring system d. None of the above
Answer the following statement(s) true (T) or false (F)
1.A receptacle outlet controlled by a wall switch is permitted to serve as a lighting outlet in kitchens. 2.The NEC® allows Class 2 control wiring to be supported by the raceway that supplies power to the piece of equipment (like a furnace) that the control wiring is associated with. 3.Sheetrock, a popular building material used to finish off walls and ceilings in residential and commercial construction, is also referred to as wallboard. 4.Conductors used in residential wiring can be copper, aluminum, or copper-clad aluminum. 5.Section 300.20(A) requires conductors carrying alternating current and installed in ferrous (iron) metal boxes to be arranged to avoid heating the surrounding metal by magnetic induction. 6.Receptacles are not required on a wall directly behind a range, counter-mounted cooking unit, or sink unless there is more than 12 inches of space behind one of these items and the wall.
Which of these takes place during regeneration in a diesel particulate filter (DPF)?
A) Soot is being burned. B) The catalytic converter is being purged. C) The oxygen sensor is being cleaned. D) The EGR system is being actively tested.
It is important for those who want to lead to first learn how to follow.