Physics
7th Edition
ISBN: 9780321733627
Author: Douglas C. Giancoli
Publisher: PEARSON
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Chapter 17, Problem 5Q
Is there a point along the line joining two equal positive charges where the electric field is zero? Where the electric potential is zero? Explain.
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Kirchoff's Laws. A circuit contains 3 known resistors, 2 known batteries, and 3 unknown currents as shown.
Assume the current flows through the circuit as shown (this is our initial guess, the actual currents may be
reverse). Use the sign convention that a potential drop is negative and a potential gain is positive.
E₂ = 8V
R₁₁ = 50
R₂ = 80
b
с
w
11
www
12
13
E₁ = 6V
R3 = 20
a) Apply Kirchoff's Loop Rule around loop abefa in the clockwise direction starting at point a. (2 pt).
b) Apply Kirchoff's Loop Rule around loop bcdeb in the clockwise direction starting at point b. (2 pt).
c) Apply Kirchoff's Junction Rule at junction b (1 pt).
d) Solve the above 3 equations for the unknown currents I1, 12, and 13 and specify the direction of the current
around each loop. (5 pts)
I1 =
A
12 =
A
13 =
A
Direction of current around loop abef
Direction of current around loop bcde
(CW or CCW)
(CW or CCW)
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Chapter 17 Solutions
Physics
Ch. 17 - Prob. 1OQCh. 17 - Prob. 1QCh. 17 - If a negative charge is initially at rest in an...Ch. 17 - State clearly the difference (a) between electric...Ch. 17 - An electron is accelerated from rest by a...Ch. 17 - Is there a point along the line joining two equal...Ch. 17 - Prob. 6QCh. 17 - Prob. 7QCh. 17 - Can two equipotential lines cross? ExplainCh. 17 - Prob. 9Q
Ch. 17 - When a battery is connected to a capacitor, why do...Ch. 17 - Prob. 11QCh. 17 - The parallel plates of an isolated capacitor carry...Ch. 17 - Prob. 13QCh. 17 - Prob. 14QCh. 17 - Prob. 15QCh. 17 - Prob. 16QCh. 17 - Prob. 17QCh. 17 - Prob. 18QCh. 17 - Prob. 1MCQCh. 17 - Two identical positive charges are placed near...Ch. 17 - Four identical point charges are arranged at the...Ch. 17 - Prob. 4MCQCh. 17 - Prob. 5MCQCh. 17 - Prob. 6MCQCh. 17 - Prob. 7MCQCh. 17 - Prob. 8MCQCh. 17 - Prob. 9MCQCh. 17 - Prob. 10MCQCh. 17 - Prob. 11MCQCh. 17 - How much work does the electric field do in moving...Ch. 17 - How much work does the electric field do in moving...Ch. 17 - What potential difference is needed to stop an...Ch. 17 - How much kinetic energy will an electron gain (in...Ch. 17 - An electron acquires 6.4510-16 J of kinetic energy...Ch. 17 - How strong is the electric field between two...Ch. 17 - An electric field of 525 V/m is desired between...Ch. 17 - The electric field between two parallel plates...Ch. 17 - What potential difference is needed to give a...Ch. 17 - Two parallel plates, connected to a 45-V power...Ch. 17 - The work done by an external force to move a -6.50...Ch. 17 - What is the speed of an electron with kinetic...Ch. 17 - Prob. 13PCh. 17 - Prob. 14PCh. 17 - An electric field greater than about 3 x 106 V/m...Ch. 17 - 16. (II) An electron starting from rest acquires...Ch. 17 - Prob. 17PCh. 17 - Prob. 18PCh. 17 - Prob. 19PCh. 17 - Prob. 20PCh. 17 - (a) What is the electric potential 2.51015m away...Ch. 17 - Prob. 22PCh. 17 - Prob. 23PCh. 17 - Prob. 24PCh. 17 - Prob. 25PCh. 17 - How much work must be done to bring three...Ch. 17 - Prob. 27PCh. 17 - Prob. 28PCh. 17 - Prob. 29PCh. 17 - Prob. 30PCh. 17 - Prob. 31PCh. 17 - Prob. 32PCh. 17 - Calculate the electric potential due to a dipole...Ch. 17 - The dipole moment, considered as a vector, points...Ch. 17 - Prob. 35PCh. 17 - Prob. 36PCh. 17 - Prob. 37PCh. 17 - Prob. 38PCh. 17 - The charge on a capacitor increases by 15 C when...Ch. 17 - Prob. 40PCh. 17 - If a capacitor has opposite 4.2 µC charges on the...Ch. 17 - Prob. 42PCh. 17 - Prob. 43PCh. 17 - Prob. 44PCh. 17 - Prob. 45PCh. 17 - Prob. 46PCh. 17 - Prob. 47PCh. 17 - What is the capacitance of a pair of circular...Ch. 17 - Prob. 49PCh. 17 - Prob. 50PCh. 17 - Prob. 51PCh. 17 - Prob. 52PCh. 17 - Prob. 53PCh. 17 - Prob. 54PCh. 17 - A homemade capacitor is assembled by placing two...Ch. 17 - Prob. 56PCh. 17 - Prob. 57PCh. 17 - Prob. 58PCh. 17 - Prob. 59PCh. 17 - Prob. 60PCh. 17 - Write the binary number 1010101010101010 as a...Ch. 17 - Prob. 62PCh. 17 - Prob. 63PCh. 17 - Prob. 64PCh. 17 - Prob. 65PCh. 17 - Prob. 66PCh. 17 - Prob. 67PCh. 17 - Prob. 68GPCh. 17 - Prob. 69GPCh. 17 - Prob. 70GPCh. 17 - Prob. 71GPCh. 17 - Prob. 72GPCh. 17 - Prob. 73GPCh. 17 - Dry air will break down if theelectric field...Ch. 17 - Prob. 75GPCh. 17 - Prob. 76GPCh. 17 - Prob. 77GPCh. 17 - Prob. 78GPCh. 17 - Prob. 79GPCh. 17 - Prob. 80GPCh. 17 - Prob. 81GPCh. 17 - Prob. 82GPCh. 17 - Prob. 83GPCh. 17 - Prob. 84GPCh. 17 - Prob. 85GPCh. 17 - Prob. 86GPCh. 17 - Prob. 87GPCh. 17 - Prob. 88GPCh. 17 - Prob. 89GPCh. 17 - Prob. 90GPCh. 17 - Prob. 91GPCh. 17 - Prob. 92GPCh. 17 - Prob. 93GPCh. 17 - In the dynamic random access memory (DRAM)of a...Ch. 17 - Prob. 95GPCh. 17 - Prob. 96GP
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