____ is a mixture of Portland cement, fine and coarse aggregates, water, and various admixtures.
a.Plaster
b.Grout
c.Asphalt
d.Concrete
ANS: D
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An engineer draws a control volume that contains the boiler, the turbine and the mixing point. Which of the following is an energy balance that is both correct for this system and consistent with the sign conventions established in this book?
A stream of liquid water enters a boiler and emerges from the boiler as steam. This steam is mixed with a second stream of steam and the mixed steam is fed to a turbine. It emerges from the turbine as a VLE mixture with a quality of 0.96. The entire process operates at steady state.
Technician A says that a defective high-speed blower motor relay could prevent high speed blower operation, yet allow normal operation at lower speeds. Technician B says that a defective (open) blower motor resistor can prevent low-speed blower operation, yet permit normal high-speed operation. Which technician is correct?
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ASE-Style Multiple Choice ____ results from impact damage that forces parts or panels up or down.
A. Height damages B. Width damage C. Sag damage D. Length damage