Concept explainers
(a)
To Find: The inclination of the railway
(a)
Answer to Problem 86E
The value of the inclination
Explanation of Solution
Given:
The given diagram is shown in Figure 1
Figure 1
Calculation:
The slope of the plane is denoted by,
Then,
(b)
To Find: The change in elevation from the base to the top of the railway.
(b)
Answer to Problem 86E
The change in elevation is
Explanation of Solution
The formula to determine the change in elevation is,
(c)
To Find: The origin of the rectangular
(c)
Answer to Problem 86E
The required equation is
Explanation of Solution
Consider the when the origin of the rectangular coordinate system is the base of the inclined plane in other word the vertex of the angle is at the origin so the slope of the line is
(d)
To Find: The sketch for the model found in part (c).
(d)
Answer to Problem 86E
The required model is shown in Figure 1
Explanation of Solution
Consider the model is,
The graph for the above model is shown in Figure 1
Figure 1
Chapter 10 Solutions
EBK PRECALCULUS W/LIMITS
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