While filling up your car with gasoline, you notice that it takes 3 minutes to dispense 50 liters of gasoline. What is the mass flow rate if water has a density of 1000 kg/m^3 and gasoline has a specific gravity of 0.72?
a. 2 kg/s
b. 0.2 kg/s
c. 20 kg/s
d. 200 kg/s
b. 0.2 kg/s
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The shortening in the height of wood light-frame construction (WLF) presents greater problems with increasing height of the structure. What are building code requirements in this respect?
What will be an ideal response?
____ has the poorest heat resistance and electron emission characteristic of all the tungsten electrodes.
A. Lanthanum tungsten B. Pure tungsten C. Zirconium tungsten D. Thoriated tungsten
Plumbing is
A. piping used for the installation, alteration, repair, or removal of automatic sprinkler systems installed for fire protection only. B. piping used for the incorporation of liquids or gases for any product or process in the manufacturing industry. C. the practice, materials, and fixtures within or adjacent to any building structure or conveyance, used in the installation, maintenance, extension, alteration, and removal of any piping, plumbing fixtures, plumbing appliances, and plumbing appurtenances. D. the initial connection to a potable water supply upstream of any required backflow prevention devices and the final connection that discharges indirectly into a public or private disposal system.
?The direction of sight of a section is indicated by the:
A. ?viewing direction of the section B. ?arrows at the end of the cutting plane line C. ?offset section in the section D. ?dashed lines on the section