Due to its fast-freeze characteristics and limited slag production, the electrode used for the root pass of an
SMAW open-root pipe joint is the _____.
a. E9018
b. E7018
c. E6010
d. E4010
c
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To reverse a single-phase AC motor, either the starting or running windings connections must ____.
a. identify a specific motor b. be reversed on the line c. be equal to the supply voltage d. have a high voltage rating
The speed at which current changes back and forth is referred to by three different names that all mean the same thing-cycles, frequency, or ____________________.
Fill in the blank(s) with the appropriate word(s).
A typical TIR specification for disc rotor lateral runout would more likely be which of the following?
A. 0.0015 inch B. 0.0050 inch C. 0.0100 inch D. 0.0150 inch
Clear water is observed dripping out from beneath the evaporator. Technician A says that is normal. Technician B says that the evaporator housing is defective and should be replaced. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B