The footing width is usually ____ the wall thickness and the footing depth is often equal to the wall thickness.
a.twice
b.three times
c.four times
d.six times
ANS: A
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With regard to motor carrier regulations, which of the following is a true statement?
a. The operator should always obey local regulations, rather than DOT regulations. b. The operator should always obey DOT regulations and ignore local regulations. c. If the DOT imposes a higher standard than the local ordinance, then the DOT regulation must be complied with. d. A commerical truck driver does not need a physical exam as part of driving eligibility requirements.
The equivalent model of a certain op amp is shown in Fig. 5.43. Determine:
(a) the input resistance.
(b) the output resistance.
(c) the voltage gain in dB.
 FIGURE 1.png)
Steam at 4 MPa and 400ºC flows through a 2-cm-diameter pipe. If the mass flux is 2 kg/min, the average velocity is nearest:
A) 10.8 m/s B) 9.8 m/s C) 8.8 m/s D) 7.8 m/s
The metes and bounds land survey begins with a monument, known as the:
What will be an ideal response?