EBK ENGINEERING FUNDAMENTALS: AN INTROD
5th Edition
ISBN: 8220100543401
Author: MOAVENI
Publisher: CENGAGE L
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Chapter 6, Problem 8P
To determine
Identify the major components of the systems.
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Consider, M people (aka pax) who want to travel by car from O to D. They all start working at
D at Q (e.g., Q-8am). If a person departs at time t, assume the time needed to go from O to D
is given by c(t)=A+Bx(t), where x(t) is the flow of people departing at time t [car/unit of time].
In addition, a is the penalty for being early at work (E(t) is how early the person arrived when
departing at time t), and ẞ is the penalty for being late at work (L(t) is how late the person
arrived when departing at time t). Assume 0 < a < 1 < ß. Further assume the departure time
choice problem under the equilibrium conditions. Prove that the arrival time of people who
depart when most of the M people start their trips is equal to Q.
a.
A
b.
A
3. Sketch normal depth, critical depth and the
water surface profile. Assume at A and B the
water is flowing at normal depth. Label and
Identify all curves (i.e., M1, S2, etc.)
Yn > Ye
Уп Ye
Уп> Ус
y
2. Design a trapezoidal ditch to carry Q = 1000 cfs. The
ditch will be a lined channel, gravel bottom with sides
shown below on a slope of S = 0.009. The side
slopes of the 20-ft wide ditch will be 1 vertical to 3
horizontal.
a) Determine the normal depth of flow (yn) using the
Normal value for Manning's n.
b) If freeboard requirements are 25% of the normal
depth, how deep should the ditch be constructed?
c) Classify the slope.
T
b
Уп
Z
1
Yn + FB
Chapter 6 Solutions
EBK ENGINEERING FUNDAMENTALS: AN INTROD
Ch. 6.1 - Prob. 1BYGCh. 6.1 - Prob. 2BYGCh. 6.1 - Prob. 3BYGCh. 6.1 - Prob. 4BYGCh. 6.1 - Prob. BYGVCh. 6.2 - Prob. 1BYGCh. 6.2 - Prob. 2BYGCh. 6.2 - Prob. 3BYGCh. 6.2 - Prob. 4BYGCh. 6.2 - Prob. 5BYG
Ch. 6.2 - Prob. 6BYGCh. 6.2 - Prob. BYGVCh. 6.3 - Prob. 1BYGCh. 6.3 - Prob. 2BYGCh. 6.3 - Prob. 3BYGCh. 6.3 - Prob. 4BYGCh. 6.3 - Prob. BYGVCh. 6.5 - Prob. 1BYGCh. 6.5 - Prob. 2BYGCh. 6.5 - Prob. 3BYGCh. 6.5 - Prob. 4BYGCh. 6.5 - Prob. BYGVCh. 6.6 - Prob. 1BYGCh. 6.6 - Prob. 2BYGCh. 6.6 - Prob. 3BYGCh. 6.6 - Prob. BYGVCh. 6 - Prob. 1PCh. 6 - Prob. 2PCh. 6 - Prob. 3PCh. 6 - Prob. 4PCh. 6 - Prob. 5PCh. 6 - Prob. 6PCh. 6 - Prob. 7PCh. 6 - Prob. 8PCh. 6 - Prob. 9PCh. 6 - Prob. 10PCh. 6 - Prob. 11PCh. 6 - Prob. 12PCh. 6 - Prob. 13PCh. 6 - Prob. 14PCh. 6 - Prob. 15PCh. 6 - Prob. 16PCh. 6 - Prob. 17PCh. 6 - Prob. 18PCh. 6 - Prob. 19PCh. 6 - Prob. 20PCh. 6 - Prob. 21PCh. 6 - Prob. 22PCh. 6 - Prob. 23PCh. 6 - The air resistance to the motion of a vehicle is...Ch. 6 - Prob. 25PCh. 6 - Prob. 26PCh. 6 - Prob. 27PCh. 6 - Prob. 28PCh. 6 - Prob. 29PCh. 6 - Prob. 30PCh. 6 - Prob. 31PCh. 6 - Prob. 32PCh. 6 - Prob. 33PCh. 6 - The calorie is defined as the amount of heat...Ch. 6 - Prob. 35PCh. 6 - Prob. 36PCh. 6 - Prob. 37PCh. 6 - Prob. 38PCh. 6 - Prob. 39PCh. 6 - Prob. 40PCh. 6 - For the fin equation described in Problem 6.25, if...Ch. 6 - Prob. 42PCh. 6 - Prob. 43PCh. 6 - Prob. 44PCh. 6 - Prob. 45PCh. 6 - Prob. 46PCh. 6 - Prob. 47PCh. 6 - Prob. 48PCh. 6 - Prob. 49PCh. 6 - Prob. 50PCh. 6 - Prob. 51P
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