When setting up the welding equipment for GMAW on aluminum pipe, the proper shielding gas to use is
_____.
a. propane
b. acetylene
c. an argon/carbon dioxide mix
d. argon or an argon/helium mix
d
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?The timing of the camshaft events is listed in camshaft/crankshaft (choose one) degrees.
What will be an ideal response?
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Engineers often use computers to model and analyze problems.
a. True b. False
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Oversized duct systems cost more to fabricate and install and will also result in the slowing of the air as it flows through the duct.
Answer the following statement true (T) or false (F)
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Which type of thermometer can measure the temperature of a surface from a distance?
A) Infrared B) Dial-type bimetal thermometers C) Digital pocket thermometers D) Glass stem thermometers
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