Your documentation will be graded along with the “correctness” of your solution. Page 1 of 6
MTH 252 – Test 3 – Take home portion
Distributed March 12, 2009 Name
Due: 6:00 PM, March 19, 2009
Work each of these problems entirely by yourself.
Do not get help from any person on any of these questions.
Do not get help from any person on any question that is essentially the same as any of these
questions.
Do not compare your answers or work with any other person’s answers or work.
Do not have any other person look over your work or check your answer.
You may look at your notes and textbook while working these problems. Remember, though, that
there will be questions like these on your final exam and you will not have notes or a textbook to
look at while taking your final exam. The exception to the later statement is that your final will
include area questions rather than volume questions.
1. A force of 0.6 N is required to hold a spring whose natural length is 62 cm at a length of 72 cm.
How much work is done when stretching the spring from its natural length to a length of 72 cm?
Note: A Newton-
meter
is called a Joule (J); make sure that you include units while making your
calculations and that you state your conclusion using the unit of Joule.
