A uniformly charged thin ring has radius 15.0 cm and total charge 20.0 nC. An electron is placed on the ring's axis a distance 30.0 cm from the center of the ring and is constrained to stay on the axis of the ring. The electron is then released from rest. For related problemsolving tips and strategies, you may want to view a Video Tutor Solution of A ring of charge. Part A Part B Find the speed of the electron when it reaches the center of the ring. Express your answer in meters per second.

A uniformly charged thin ring has radius 15.0 cm and total charge 20.0 nC. An electron is placed on the ring's axis a distance 30.0 cm from the center of the ring and is constrained to stay on the axis of the ring. The electron is then released from rest. For related problemsolving tips and strategies, you may want to view a Video Tutor Solution of A ring of charge. Part A Part B Find the speed of the electron when it reaches the center of the ring. Express your answer in meters per second.

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter7: Electric Potential

Section: Chapter Questions

Problem 68P: (a) What is the electric field 5.00 m from die center of the terminal of a Van de Graaff with a...

See similar textbooks

Related questions

Q: Two 2.4-mm-diameter beads, C and D, are 12 mm apart, measured between their centers. Bead C has mass…

A: Diameter of bead d = 2.4 mmDistance between centre of bead r = 12 mmMass of bead C mc = 1 g = 10-3…

Q: A parallel-plate capacitor has 4.3 cm x 4,3 cm electrodes with surface charge densities +1.0 x 10…

A: Write the expression for the electric field and susbtitute the corresponding values. E=σε0E=1.0×10−6…

Q: Part A In a simple model of the hydrogen atom, the electron moves in a circular orbit of radius…

A: If an object moves in circular path it require centripetal force which is provided by already…

Q: Part G A point charge g = +5.00 nC is at the fixed position z = 0, y = 0, z= 0. You find that you…

Q: An insulating sphere of radius 0.190 m has uniform charge density 6.90×10−9 C/m^3. A small object…

A: Given data: Radius R=0.190m Charge density ρ=6.90×10-9 C/m3 Charge q 3.80×10-6C

Q: Part A An electron is fired through a small hole in the positive plate of a parallel-plate capacitor…

Q: In the Bohr model, as it is known today, the electron is imagined to move in a circular orbit about…

A: if electron revolves Coulomb's force of attraction provides centripetal force .

Q: A parallel-plate air capacitor with a capacitance of 241 pF has a charge of magnitude 0.141 μC on…

A: Solution Given dataCapacitance C=241pF=241×10−12FCharge q=0.141μC=0.141×10−6CSeparation between…

Q: Part A A point charge with a charge q₁ = 2.10 μC is held stationary at the origin. A second point…

Q: low much work would be required for an external force to move a +0.70 µC test charge from a po em to…

A: We know that here the question is related to the work-energy theorem We know that the formula of…

Q: Two stationary positive point charges, charge 1 of magnitude 3.80 nC and charge 2 of magnitude 2.00…

Q: Calculate the outer radius of the hollow tube. A cylindrical capacitor consists of a solid inner…

A: Given Data, Radius of solid inner cylinder (a)=0.250 cm Length of the cylinder (L)=14.0 cm The…

Q: A small metal bead, labeled A, has a charge of 28 nC. It is touched to metal bead B, initially…

Q: A point charge q1 = 3.90 nC is placed at the origin, and a second point charge q2 = -2.95 nC is…

A: Potential energy is a scalar quantity, for the total potential energy we add the potential energy…

Q: Question 1 A charged particle of mass m is at the origin at t = 0 and has a velocity vo in the + x…

Q: A uniform electric field exists in the region between two oppositely charged plane parallel plates.…

Q: - Part A An electron is moving east in a uniform electric field of 1.55 N/C directed to the west. At…

A: The following data are given: Part A: Electric Field, E=-1.55 N/C, towards west (sign convention is…

Q: The field just outside a 1.70 cmcm-radius metal ball is 3.25×102 N/CN/C and points toward the ball.…

A: radius (r) of the ball = 1.70 cm Electric field (E) = 325 NC , towards the ball

Q: A uniformly charged thin ring has radius 13.5 cm and total charge 20.5 nC. An electron is placed on…

A: Given, The radius of charged thin ring is 'a' =13.5 cm=0.135 m The total charge is…

Q: A 3.0-cm-diameter metal ball has a surface charge density of 10 μC/m². Part A How much work is…

Q: An electron starts from rest 33.0 cm from a fixed point charge with Q = -0.105 μC. Part A How fast…

Q: What are the magnitudes of the accelerations of the plastic bead and the glass bead? Express your…

Q: A point charge with charge q₁ = 2.30 μC is held stationary at the origin. A second point charge with…

A: Point charge Second point charge Initial distance Final distance Work done

Q: Calculate the magnitude of the electric field at one corner of a square 2.12 m on a side if the…

A: charge on each of three corners of a square (q) = 2.25×10-6 Cside of square (d) = 2.12 m θ = 45o…

Q: A parallel-plate capacitor is constructed of two horizontal 14.4-cm-diameter circular plates. A 1.9…

A: Given : d = 14.4 cm = 0.144 m m = 1.9 g = 1.9 x 10-3 kg Q = -7.6 nC = -7.6 x 10-9 C

Q: An infinitely long line of charge has a linear charge density of 4.50x10-12 C/m. A proton is at…

A: The linear charge density of the line: The initial distance of the proton to the line: The speed of…

Q: Two identical conducting spheres are shown with an initial given number of units of charge. The two…

A: Charge can flow from on object other till potential become same.

Concept explainers

Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.

Question

A uniformly charged thin ring has radius 15.0 cm and total charge 20.0 nC. An
electron is placed on the ring's axis a distance 30.0 cm from the center of the ring
and is constrained to stay on the axis of the ring. The electron is then released from
rest.
For related problemsolving tips and strategies, you may want to view a Video Tutor
Solution of A ring of charge.
▶
Part A
Part B
Find the speed of the electron when it reaches the center of the ring.
Express your answer in meters per second.
VE ΑΣΦ
V=
Submit
Provide Feedback
Request Answer
Constants
?
m/s
Next >

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step 3

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 3 steps with 3 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, physics and related others by exploring similar questions and additional content below.

Similar questions

A thin conducing plate 2.0 m on a side is given a total charge of 10.0C . (a) What is the electric field 1.0 cm above the plate? (b) What is the force on an electron at this point? (c) Repeat these calculations for a point 2.0 cm above the plate. (d) When the electron moves from 1.0 to 2.0 cm above the plate, how much work is done on it by the electric field?
(a) What is the dipole moment of the configuration shown above? If Q=4.0C , (b) what is the torque on this dipole with an electric field of 4.0105N/Ci ? (c) What is the torque on this dipole with an electric field of 4.0105N/Ci ? (d) is the torque on this dipole with an field of 4.0105N/Cj ?
Particle A of charge 3.00 104 C is at the origin, particle B of charge 6.00 101 C is at (4.00 m, 0), and particle C of charge 1.00 104 C is at (0, 3.00 in). We wish to find the net electric force on C. (a) What is the x component of the electric force exerted by A on C? (b) What is the y component of the force exerted by A on C? (c) Kind the magnitude of the force exerted by B on C. (d) Calculate the x component of the force exerted by B on C. (e) Calculate the y component of the force exerted by B on C. (f) Sum the two x components from parts (a) and (d) to obtain the resultant x component of the electric force acting on C. (g) Similarly, find the y component of the resultant force vector acting on C. (h) Kind the magnitude and direction of the resultant electric force acting on C.
Four balls, each with mass m, are connected by four nonconducting strings to form a square with side a as shown in Figure P25.74. The assembly is placed on a nonconducting. frictionless. horizontal surface. Balls 1 and 2 each have charge q, and balls 3 and 4 are uncharged. After the string connecting halls 1 and 2 is cut, what is the maximum speed of balls 3 and 4?
Earth has a net charge that produces an electric field of approximately 150 N/C downward at its surface, (a) What is the magnitude and sign of the excess charge, noting the electric field of a conducting sphere is equivalent to a point charge at its center? (b) What acceleration will the field produce on a free electron near Earth’s surface? (c) What mass object with a single extra electron will have its weight supported by this field?
Two small spherical conductors are suspended from light-weight vertical insulating threads. The conductors are brought into contact (Fig. P23.50, left) and released. Afterward, the conductors and threads stand apart as shown at right. a. What can you say about the charge of each sphere? b. Use the data given in Figure P23.50 to find the tension in each thread. c. Find the magnitude of the charge on each sphere. Figure P23.50
Two small beads having positive charges q1 = 3q and q2 = q are fixed at the opposite ends of a horizontal insulating rod of length d = 1.50 m. The bead with charge q1 is at the origin. As shown in Figure P19.7, a third small, charged bead is free to slide on the rod. (a) At what position x is the third bead in equilibrium? (b) Can the equilibrium be stable?
(a) Find the magnitude and direction of the electric field at the position of the 2.00 C charge in Figure P13.13. (b) How would the electric field at that point be affected if the charge there were doubled? Would the magnitude of the electric force be affected?
Assume the charged objects in Figure OQ23.10 are fixed. Notice that there is no sight line from the location of q2 to the location of q1. If you were at q1, you would be unable to see q2 because it is behind q3. How would you calculate the electric force exerted on the object with charge q1? (a) Find only the force exerted by q2 on charge q1. (b) Find only the force exerted by q3 an charge q1. (c) Add the force that q2 would exert by itself on charge q1 to the force that q3 would exert by itself on charge q1. (d) Add the force that q3 would exert by itself to a certain fraction of the force that q2 would exert by itself. (e) There is no definite way to find the force on charge q1.
A proton is fired from very far away directly at a fixed particle with charge q = 1.28 1018 C. If the initial speed of the proton is 2.4 105 m/s, what is its distance of closest approach to the fixed particle? The mass of a proton is 1.67 1027 kg.
Consider point A in Figure CQ23.6 located an arbitrary distance from two positive point charges in otherwise empty space. (a) Is it possible for an electric field to exist at point A in empty space? Explain. (b) Does charge exist at this point? Explain. (c) Does a force exist at this point? Explain. Figure CQ23.6
Three charged spheres are at rest in a plane as shown in Figure P23.70. Spheres A and B are fixed, but sphere C is attached to the ceiling by a lightweight thread. The tension in the string is 0.240 N. Spheres A and B have charges qA = 28.0 nC and qB = 28.0 nC. What charge is carried by sphere C?