As long as the voltage applied to the gate of the SCR is locked in phase with the voltage applied to the anode, the SCR cannot be fired after the AC voltage applied to the anode has reached ____°.
a. 15
b. 45
c. 90
d. 180
c. 90
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The Napoleonic Code established a new social order founded on which of the following?
a. military success b. wealth c. property d. inherited privilege
The fuel in a CNG-fueled vehicle is stored at pressures as high as 3,500 psi. The CNG is delivered to the mixer valve at a pressure of ________
A) 0.5 psi B) 150 to 175 psi C) 4 to 6 psi D) None of the above
A multiple trailer train combination consisting of a tractor and two trailers is spec'd to haul close to maximum loads. Throughout axles in the rig, where would you find the lowest relay valve crack pressures if the rig is spec'd for balanced braking?
A. rear axles on the pup trailer B. rear axles on the lead trailer C. tractor drive axles D. tractor steer axle
Electrolysis
A) can result from splicing two wires of different materials B) can produce a high-resistance connection C) is a chemical reaction D) all of the above