What indicates a field weld on the welding symbol?
A. a filled-in flag
B. a filled-in circle
C. a filled-in square
D. a filled-in triangle
Answer: A
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The effect of early 19th-century industrialization on the trans-Allegheny West was to encourage
A. specialized, cash-crop agriculture. B. slavery in the trans-Allegheny West. C. self-sufficient farming. D. farmers to abandon agriculture and sell their land to move to cities for better economic opportunities. E. higher tariffs.
Which one of the following is a suitable method for attaching mineral wool pipe insulation that will not have a jacket?
a. High temperature adhesive b. Staples c. Fiber tape d. Weld pins
Technician A says that adding pure sulfuric acid to a discharged lead-acid battery is a recommended means of reducing the time required to charge it. Technician B says that it is acceptable to add tap water to top-up the electrolyte in a lead-acid battery. Who is correct?
A. Technician A only B. Technician B only C. Both A and B D. Neither A nor B
A tankless domestic water system provides hot water from a coil in the boiler.
Answer the following statement true (T) or false (F)