Which statement regarding electricity is true?
A. Current is the amount of moving protons in a circuit.
B. Resistance is anything which uses voltage.
C. According to the Electron Theory of Electricity, electrons move from positive to negative.
D. Corrosion can cause magnetic fields.
Answer: B
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Which of the following is a responsibility of a process technician?
A) Completing equipment maintenance tasks B) Alert management of problems C) Participate in maintenance-oriented training sessions D) Keep clear and complete records
Technician A says an ABS antilock system decreases pressure to the hydraulic brake circuits on wheels with excessive wheel slippage during deceleration. Technician B says a traction control system increases pressure to the hydraulic brake circuit on wheels with excessive wheel slippage during acceleration. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B
An entire panel of a duct module should be replaced if the _____.
a. damaged area extends to within 8 inches of the edge of the panel b. panel has a 1/2-inch-wide tear in the facing c. panel has a 1-inch-wide tear in the insulation d. panel is cracked or creased
In most cases, plasma arc cutting is _____
a. slower and less efficient than other cutting methods b. faster and more efficient than other cutting methods c. more likely to create large amounts of dross than other cutting methods d. more likely to create a large heat-affected zone than other cutting methods