If a hydraulic system has pistons of different sizes and force is applied to the smaller piston, the force at the larger piston is _____
A) half as much B) smaller C) greater D) the same
C
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The term _____ is based on a scale rule that is multiples of the 4" grid called the module.
A. course counter B. modular C. oversize brick D. engineer
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What is the main reason VCO nozzle geometry has become common today?
A. lower manufacturing costs B. lower HC emissions C. lower NOx emissions D. easier to recondition
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?What can cause small localized hard spots on the metal surface?
A. ?too high of a welding current setting B. ?arc strikes C. ?slag popping D. ?the wrong shielding gas
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How much outside air should be admitted to a space?
What will be an ideal response?
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