When a standard constant-voltage power source is being used, after an initial recommended setting has been
made, the wire feed speed controls the welding _____.
a. arc length
b. current (amperage)
c. voltage
d. electrode
b
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In certain cases, the function of a part may require locating and orienting a feature size at RFS. If the location and orientation of a hole are being controlled relative to the outside surfaces of the part and a tolerance of position at RFS is applied to the hole, the ____________________must be within its size limits.
Fill in the blank(s) with the appropriate word(s).
A ____ is the sloping structural member of a roof frame.
a.ridge b.rafter c.joist d.stud
When computing box fill, a duplex receptacle is counted as ____________________ conductors of the size conductor attached to it.
Fill in the blank(s) with the appropriate word(s).
Technician A says that distilled or clean drinking water should be added to a battery when the electrolyte level is low. Technician B says that fresh electrolyte (solution of acid and water) should be added. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B