HW__8_P213_F08 - [Equivalent Resistances 2] #26.60...

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1 Physics 2213 Homework #8 Fall 2008 Read: Section 25.4; Chapter 26, sections 26.1-26.3 For study: Chap. 26: Q's #Q26.1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 13, 14, 15, 18 (not turned in) E's & P's: #26.3, 7, 9, 11, 13, 15, 21, 55, 61, 67, 69, 92 To be prepared for your 2nd recitation class the week of October 20-24: #25.81 [Internal Resistance] #26.13 [Four Light Bulbs] #26.8 [Equivalent Resistances 1] #26.59
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Unformatted text preview: [Equivalent Resistances 2] #26.60 [Ice-Melting Circuit] #26.63 [Kirchoff's Circuit Rules] #1. [From an Old P213 Exam] The values in this circuit are: = 24 V R 1 = 45 R 2 = 30 R 3 = 15 R 4 = 60 (a) With the switch open, what is the voltage V ab ? Please show your work clearly. (b) With the switch closed, what is the magnitude of the current through the switch? In which direction does it go? Please be sure your reasoning is clear. a b R 1 R 2 R 3 R 4 + !...
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This note was uploaded on 10/25/2008 for the course PHYS 2213 taught by Professor Perelstein,m during the Fall '07 term at Cornell University (Engineering School).

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