5. Mechanical Models
Checking Solutions Physically — Quiz
Test your understanding of checking solutions physically with 5 practice questions.
Practice Questions
Question 1
What is the main purpose of checking a mechanics solution physically after solving the equations?
Question 2
A straight bar is pulled in tension, but a solution predicts that it shortens. What is the best physical conclusion?
Question 3
For a linear elastic system, if the applied load is doubled and all else stays the same, what should happen to the displacement?
Question 4
A beam and its loading are symmetric about the centerline. What response is usually expected?
Question 5
In a spring model, if stiffness $k$ increases while the load stays the same, what should happen to the extension?