Newer-style gun burners with special air-handling parts should be set in what range of CO2 percentage?
A) 11 - 13% B) 9 - 11% C) 7 - 9% D) 0 - 3%
B
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PROBLEM 2.9
Two gage marks are placed exactly 10 in. apart on a -in.-diameter aluminum rod with E = 10.1 ? 106 psi and an ultimate strength of 16 ksi. Knowing that the distance between the gage marks is 10.009 in. after a load is applied, determine (a) the stress in the rod, (b) the factor of safety.
If water softeners are used in a building, where would they most likely be located?
a. Near water fountains b. On the roof c. Where the main enters the building d. Past the water heaters
All of the following represent information identified by the VIN EXCEPT:
A. serial number B. emission control label C. manufacturer D. country of origin
The low oil pressure warning light usually comes on ________
A) Whenever the oil filter bypass valve opens B) Whenever the oil filter antidrainback valve opens C) Whenever an oil change is required D) Whenever oil pressure drops dangerously low (4 to 7 psi)