Download Magnitude of Speed - Physics - Exam Paper and more Exams Physics in PDF only on Docsity! Physics 218 Exam II Fall 2001
Fill in on the OPSCAN sheet:
1) Name
2) Student identification number
3) Exam number as 02
4) Sign the OPSCAN sheet
Important: This test consists of 13 multiple choice problems that are worth 10 points each, Only
10 of these problems need to be solved for a maximum total score of 100 points. After you decide
which 10 problems should be graded, mark those answers on the computer answer sheet (OPSCAN).
If you mark more than 10 answers, only the first 10 problems will be graded.
Instructions: For each problem, choose the one answer that is correct or most nearly correct.
Make a small mark, for your eyes only, near the letter of your choice. After you finish
check all the multiple choice problems, transfer your answers to the computer sheet. Then,
leave the computer sheet face down until you hand it in.
and
Only answers on the compter answer sheet will be graded. As your OPSCAN answer sheet will not
be returned, record the answers on the test paper that you will keep.
he correct atiswers will be displayed on the course web page, and you can find your score for this
exam on CHIP.
This is a closed book exam but you can use your own crib sheet with equations that you consider useful.
1. A ferry can travel at a speed of 8 km/h in still water as measured relative to the
shore. What is the magnitude of the speed of the ferry, relative to the shore, if it moves
perpendicular to a 6 km/h current?
A) 4kn/h_ B) 8km/h C) 10km/h D) 14km/h E) 28km/h
2. A 810-kg car accelerates from rest to 27 m/s in a distance of 120 m. What is the
magnitude of the average net force acting on the car?
A) 740N_ B) 2500N C)91N D) 1300N_ E) 7900N
Use the following to answer question 3:
A rope holds a 10-kg rock at rest on a frictionless inclined plane as shown.
3. Determine the tension in the rope.
A) 9.8N B) 20N C) 49N D) 85N_ E) 98N
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