Which of the following is a rarely used metering device that can be used in applications where the load is constant and an operator is present to make manual adjustments?
A) Fixed metering devices B) Fixed valves
C) Modulating metering devices D) Automatic expansion valves
D
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How is the quality of a weld pin attachment tested?
a. By bending the weld pin over to see if the weld fails. b. Measuring the current flow through a completed weld. c. Measuring the perpendicular pull that can be applied before the weld fails. d. Hanging insulation on the pin and measuring how far it bends.
Sketch the truth table for a 5-input OR gate.
What will be an ideal response?
A system consists of interacting smaller parts known as ______________
A. discrete components B. digits C. subsystems D. capacitors
The typical applied megohmmeter voltage in 600V class systems is _____
a. 150 to 300V b. 300 to 500V c. 500 to 1,000V d. 1,000 to 1,500V