University Physics Volume 2
18th Edition
ISBN: 9781938168161
Author: OpenStax
Publisher: OpenStax
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Textbook Question
Chapter 5, Problem 84P
The charge per unit length on thin semicircular wire shown below is
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q
P
The charge per unit length on the thin semicircular wire shown above is A. What is the electric field at the point P?
The charge per unit length on the thin semicircular wire shown below is λλ. What is the electric field at the point PP? The radius of the semicircle is rr, and there is a total charge of qq on the wire.
This question checks that you can use the formula of the electric field due to a long, thin wire with charge on it. The field due to an infinitely long, thin wire with linear charge
E =
12X
Απερ η
density is
Imagine a long, thin wire with a constant charge per unit length of -2.3×10 C/m. What is the magnitude of the electric field at a point 10 cm from the wire (assuming that the
point is much closer to the wire's nearest point than to either of its ends)? Give your answer in units of kN/C.
-7
Chapter 5 Solutions
University Physics Volume 2
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Point charges q1=q2=4.0106C are fixed on the...Ch. 5 - A thin conducting plate 1.0 m on the side is given...Ch. 5 - Calculate the magnitude and direction of the...Ch. 5 - Two thin conducting plates, each 25.0 cm on a...Ch. 5 - The charge per unit length on the thin rod shown...Ch. 5 - The charge per unit length on thin semicircular...Ch. 5 - Two thin parallel conducting plates are placed 2.0...Ch. 5 - A thin conducing plate 2.0 m on a side is given a...Ch. 5 - A total charge q is distributed uniformly along a...Ch. 5 - Charge is distributed along the entire x-axis...Ch. 5 - Charge is distributed along the entire x-axis...Ch. 5 - A rod bent into the arc of a circle subtends an...Ch. 5 - A pluton moves in the electric field E=200iN/C ....Ch. 5 - An electron and a proton, each starting from rest,...Ch. 5 - A spherical water droplet of radius 25 m carries...Ch. 5 - A proton enters the uniform electric field...Ch. 5 - Shown below is a small sphere of mass 0.25 g that...Ch. 5 - Two infinite rods, each carrying a uniform charge...Ch. 5 - Positive charge is distributed with a uniform...Ch. 5 - From a distance of 10 cm, a proton is projected...Ch. 5 - A particle of mass m and charge q moves along a...Ch. 5 - Which of the following electric field lines are...Ch. 5 - In this exercise, you practice electric field...Ch. 5 - Draw the electric field for a system of three...Ch. 5 - Two charges of equal magnitude but opposite sign...Ch. 5 - Suppose the electric field of an isolated point...Ch. 5 - Consider the equal and opposite charges shown...Ch. 5 - (a) What is the dipole moment of the configuration...Ch. 5 - A water molecule consists of two hydrogen atoms...Ch. 5 - Point charges q1=2.0C and q1=4.0C are located at...Ch. 5 - What is the force on the 5.0C charge shown below?Ch. 5 - What is the force on the charge placed at the 2.0C...Ch. 5 - Four charged particles are positioned at the...Ch. 5 - A charge Q is fixed at the origin and a second...Ch. 5 - A charge q=2.0C is released from rest when it is...Ch. 5 - What is the electric field at the midpoint M of...Ch. 5 - 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