Which of the following best describes the energy source of the potential energy of compressed air on a truck chassis?
A. Compressor
B. Engine
C. Wet tank
D. Governor
B. Engine
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In general, ____ tended to bind the West and South together, while ____ and ____ connected West to East.
A. steamboats, canals, railroads B. railroads, canals, steamboats C. canals, steamboats, turnpikes D. turnpikes, steamboats, canals E. turnpikes, railroads, steamboats
The number of cubic feet in one cubic yard of concrete is _____.
a. 3 b. 6 c. 9 d. 27
Butane C4Hl0 combines with stoichiometric air. Provide the correct value for D in the reaction of butane with air: 4 10 C H + A(O2 + 3.76N2 ) ? BCO2 + CH2O + DN2 .
A) 24.4 B) 22.8 C) 18.6 D) 12.2
The triple point of most substances is:
A) Less than atmospheric pressure. B) Always measured when a substance is in a closed container. C) Greater than atmospheric pressure. D) Dependent upon barometric pressure above atmospheric and ambient temperatures above 70°F.