PHY 2140 Exam 3 Answers
Note: there were TWO versions of
the exam. Please determine your version of the exam first. Your version
of the exam can be determined by the first assigned prolem.
VERSION I.
First problem: What is
the resistance of a light bulb that uses an average power of 75.0 W...
1. d
2. a
3. c
4. a
5. c
6. d
7. a
8. a
9. a
10. a
11. b
12 (bonus). c
VERSION II.
First problem: What is
the resistance of a light bulb that uses an average power of 100.0 W...
1. c
2. b
3. b
4. b
5. c
6. a
7. b
8. b
9. c
10. b
11. c
12 (bonus). c
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