Technician A says that water based fire extinguishers remove oxygen from the fire. Technician B says that CO2 fire extinguishers remove oxygen from the fire. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
B
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____ is a method or process of controlling and operating mechanical devices other than human power.
A. Reclamation B. Optimization C. Automation D. Annotation
Rincon, LLC is considering a project that will require an initial investment of $750,000 with estimated net income of $135,000 per year for 10 years. (a) Determine the IROR, PI, and PW values at MARR = 12% per year. (b) For which of these measures is the project economically justified? (c) Reflect on the answers above and the breakeven i*. Is there any MARR value that will cause any of the three measures to result in different conclusions about the economic viability of the project? Explain your answer.
What will be an ideal response?
During the initial start-up for a rebuilt engine, what rpm should the engine be run at for the first 20 minutes of operation?
A. idle speed B. 1,500-2,000 rpm C. 2,500-3,000 rpm D. 3,500-4,000 rpm
If there is a lot of fluid flowing over the workpiece:
A) It will keep the workpiece cool B) It will keep the workpiece lubricated C) The work/wheel interface may actually be dry D) It is a sign of a good installation