ENGINEERING FUNDAMENTALS
6th Edition
ISBN: 9781337705011
Author: MOAVENI
Publisher: CENGAGE L
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Chapter 18, Problem 33P
To determine
Estimate the stopping distance for speed of
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NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part.
Three seconds after automobile B passes through the intersection shown, automobile A passes through the same
intersection. Given, the speed of automobile A is VA = 95.00 mi/h and automobile B is vg = 50.00 mi/h, respectively. Also,
know that the speeds are constant for the automobiles during the encounter.
N
70°
S
+
VA
vB
Determine the distance between the two automobiles 2 s after A has passed through the intersection.
The distance between the two automobiles 2 s after A has passed through the intersection is 356.5 ft.
NOTE: This is a multi-part question. Once an answer is submitted, you will be unable to return to this part.
Three seconds after automobile B passes through the intersection shown, automobile A passes through the same
intersection. Given, the speed of automobile A is VA = 55.00 mi/h and automobile B is vg= 34.00 mi/h, respectively. Also,
know that the speeds are constant for the automobiles during the encounter.
N
70°
S
+
VA
vB
Determine the distance between the two automobiles 2 s after A has passed through the intersection.
The distance between the two automobiles 2 s after A has passed through the intersection is
The following shows the stopping distance of a car travelling on wet road and the speed at
which it begins braking
Velocity, kph
30
60
75
100
120
Stopping Distance, m
10
36
45
90
130
a. Calculate the rate of change of the stopping distance (in m/kph) at a speed of 100 kph
numerically using derivatives for unequally spaced data.
b. Using the calculated rate of change from (a) as the slope and the point (100 kph, 90 m),
estimate the stopping distance (in m) when braking from a speed of 120 kph.
c. What is the absolute relative error of this estimate to the actual data (in %)?
20
Chapter 18 Solutions
ENGINEERING FUNDAMENTALS
Ch. 18.2 - Prob. 1BYGCh. 18.2 - Prob. 2BYGCh. 18.2 - Prob. 3BYGCh. 18.2 - Prob. 4BYGCh. 18.2 - Prob. BYGVCh. 18.3 - Prob. 1BYGCh. 18.3 - Prob. 2BYGCh. 18.3 - Prob. 3BYGCh. 18.3 - Prob. BYGVCh. 18.4 - Prob. 1BYG
Ch. 18.4 - Prob. 2BYGCh. 18.4 - Prob. 3BYGCh. 18.4 - Prob. 4BYGCh. 18.4 - Prob. BYGVCh. 18.5 - Prob. 1BYGCh. 18.5 - Prob. 2BYGCh. 18.5 - Prob. 3BYGCh. 18.5 - Prob. 4BYGCh. 18.5 - Prob. BYGVCh. 18.6 - Prob. 1BYGCh. 18.6 - Prob. 2BYGCh. 18.6 - Prob. 3BYGCh. 18.6 - Prob. 4BYGCh. 18.6 - Prob. BYGVCh. 18.7 - Prob. 1BYGCh. 18.7 - Prob. 2BYGCh. 18.7 - Prob. BYGVCh. 18 - Prob. 1PCh. 18 - Prob. 2PCh. 18 - Prob. 3PCh. 18 - In Chapter 12, we explained that the electric...Ch. 18 - The deflection of a cantilevered beam supporting...Ch. 18 - Prob. 6PCh. 18 - Prob. 7PCh. 18 - Prob. 8PCh. 18 - Prob. 9PCh. 18 - Prob. 10PCh. 18 - Prob. 11PCh. 18 - Prob. 12PCh. 18 - Prob. 13PCh. 18 - Prob. 14PCh. 18 - A jet plane taking off creates a noise with a...Ch. 18 - Prob. 16PCh. 18 - Prob. 17PCh. 18 - Prob. 18PCh. 18 - Prob. 19PCh. 18 - Prob. 20PCh. 18 - Prob. 21PCh. 18 - Prob. 22PCh. 18 - Prob. 23PCh. 18 - Prob. 24PCh. 18 - Prob. 25PCh. 18 - Prob. 26PCh. 18 - Prob. 27PCh. 18 - Prob. 28PCh. 18 - Prob. 29PCh. 18 - Prob. 30PCh. 18 - Prob. 31PCh. 18 - Prob. 32PCh. 18 - Prob. 33PCh. 18 - Prob. 34PCh. 18 - Prob. 35PCh. 18 - Prob. 36PCh. 18 - Prob. 37PCh. 18 - Prob. 38PCh. 18 - Prob. 39PCh. 18 - Prob. 40PCh. 18 - Prob. 41PCh. 18 - Prob. 42PCh. 18 - Prob. 43PCh. 18 - Prob. 44PCh. 18 - Prob. 45P
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