Thinking Like an Engineer: An Active Learning Approach (3rd Edition)
3rd Edition
ISBN: 9780133593211
Author: Elizabeth A. Stephan, David R. Bowman, William J. Park, Benjamin L. Sill, Matthew W. Ohland
Publisher: PEARSON
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Textbook Question
Chapter 19, Problem 10RQ
For the protection of both the operator of a zero-turn radius mower and the mower itself, several safety interlocks must be implemented. These interlocks and the variables that will represent them are listed shown here:
Interlock Description | Variable Used | State |
Brake switch | Brake | True if brake on |
Operator seat switch | Seat | True if operator seated |
Blade power switch | Bladco | True if blades turning |
Left guide bar neutral switch | LeftNeutral | True if in neutral |
Right guide bar neutral switch | RightNeutral | True if in neutral |
lanolin switch | Ignition | True if in run position |
Motor power interlock | Mot or | True if motor enabled |
For the motor to be enabled (thus capable of running), all the following conditions must be true.
- The ignition switch must be set to Run.
- If the operator is not properly seated, both guide levers must be in the neutral position.
- If either guide lever is not in the neutral position, the brake must be off.
- If the blades are powered, the operator must be properly seated.
Write a function that will accept all of the preceding variables except Mot or, decide whether the motor should be enabled or not, and place true or false in Motor as the returned variable.
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Chapter 19 Solutions
Thinking Like an Engineer: An Active Learning Approach (3rd Edition)
Ch. 19.1 - Prob. 1CCCh. 19.2 - Prob. 2CCCh. 19.2 - Prob. 3CCCh. 19.3 - Write MATLAB code to represent the following...Ch. 19.3 - Prob. 5CCCh. 19.3 - Prob. 6CCCh. 19.4 - A device constructed to throw various objects can...Ch. 19 - Answer the following questions. a. For what...Ch. 19 - Answer the following questions. a. For what...Ch. 19 - For each task listed, write a single MAT LAB...
Ch. 19 - Prob. 4ICACh. 19 - What is stored in variable A after each of the...Ch. 19 - What will be displayed by the following code in...Ch. 19 - Prob. 7ICACh. 19 - Prob. 8ICACh. 19 - Write a program using if-elseif-else statements...Ch. 19 - Write a program using switch-case statements that...Ch. 19 - Prob. 11ICACh. 19 - We go to a state-of-the-art amusement park. All...Ch. 19 - A phase diagram for carbon and platinum is shown....Ch. 19 - The specific gravity of gold is 19.3. Write a...Ch. 19 - An unmanned X-43A scramjet test vehicle has...Ch. 19 - A rod on the surface of Jupiter's moon Callisto...Ch. 19 - The Eco-Marathon is an annual competition...Ch. 19 - Assume a variable R contains a single number....Ch. 19 - Prob. 6RQCh. 19 - Create a program to determine whether a...Ch. 19 - Create a program to determine whether a given Mach...Ch. 19 - Humans can see electromagnetic radiation when the...Ch. 19 - For the protection of both the operator of a...Ch. 19 - Prob. 11RQCh. 19 - Prob. 13RQCh. 19 - Prob. 14RQCh. 19 - Prob. 15RQCh. 19 - Assume you are required to generate the menus...Ch. 19 - Assume you are required to generate the menus...Ch. 19 - Prob. 18RQCh. 19 - Assume you are required to generate the menus...Ch. 19 - The variable grade can have any real number value...Ch. 19 - Write a MATLAB program that will allow the student...Ch. 19 - One of the 14 NAE Grand Challenges is Engineering...Ch. 19 - Prob. 23RQ
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