The walls surrounding the area in which GTAW work is being performed should be painted with paint that is ______
Fill in the blank(s) with the appropriate word(s)
Answer: non reflective
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When the front and rear wheels of a forklift can move in opposite directions, the vehicle is said to have _____.
a. opposed steering b. articulated steering c. crab steering d. variable steering
Technician A says the output gear will rotate in the opposite direction to the input gear when an external gear drives another external gear. Technician B says the output gear will rotate in the same direction as the input gear when an external gear drives another external gear. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B
Why were split systems developed?
A) it is not always practical to have all the components of a large air cooled system located in a single box B) splitting the airflow between two pieces allows for more airflow C) splitting the controls into two panels provides redundancy D) splitting the refrigerant flow between two systems reduces line size
In the classic three op-amp instrumentation amplifier, the differential voltage gain is usually produced by the:
A) second stage. B) first stage. C) output op amp. D) mismatched resistors.