Oxyfuel cutting usually is performed on _____
a. stainless steel
b. aluminum
c. ferrous metals
d. nonferrous metals
c
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The mass of water in a container varies by the following relationship: dm/dt = 6.0 – 0.5 t + 0.003 t2 , where t is in seconds and m is in kg. Determine the change in mass of the water in the container during a 5 second period of time.
What will be an ideal response?
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A gram of clay particles has at least 1,000 times as much surface area as a gram of sand
Indicate whether the statement is true or false
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The unit of mass in the SI system is the slug
Indicate whether the statement is true or false
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On a positive-going pulse, the leading edge is the ________
A) falling edge B) positive-going edge C) negative-going edge D) HIGH-to-LOW transition
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