While power tools are in use, persons required to wear safety glasses or goggles are _____.

a. only the operator
b. all workers on the job
c. workers in the tool vicinity
d. everyone within 50 feet


Answer: C

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What is the heat load (Q) on this process in units of BTU? Is this heat transferred to or from the reservoir?

In a large tank with a heat sink/source (a reservoir) you mix three solutions: 10 lbm of pure water, 15 lbm of pure sulfuric acid and 16 lbm of a 40 % (by mole) sulfuric acid solution. By adjusting the reservoir, we can keep the temperature at 100oF throughout the mixing process. MW Water: 18.02 lbm/lbmol MW Sulfuric Acid: 98.08 lbm/lbmol

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Technician Asays to test fuses you could use a voltmeter or a test light. Technician B says a voltmeter and a test light are connected in parallel. Who is correct?

A. TechnicianĀ A only B. TechnicianĀ B only C. Both Technician A and B D. Neither Technician A nor B

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Extension lines are thin lines used to establish the extent of a dimension and begin with a .06 in. (1.5 mm) space from the object and extend to about .125 in. (3 mm) beyond the last dimension.

Answer the following statement true (T) or false (F)

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What is true concerning environmental protection?

A. Only local statutes apply to environmental law. B. Vehicle computers can be considered hazardous waste. C. Hazardous waste is controlled by state-level laws only. D. Vehicle computers can be disposed of in a trash can.

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