46. Points A and B are nearby a proton in otherwise empty space. The potential is chosen to be zero very far away from the proton. The electric field at A has twice the magnitude of the electric field at B. Compared to the electric field energy density at A, the electric field energy density at B is a) larger by a factor of 16 b) larger by a factor of 4 c) the same d) smaller by a factor of 1/4 e) smaller by a factor of 1/16

46. Points A and B are nearby a proton in otherwise empty space. The potential is chosen to be zero very far away from the proton. The electric field at A has twice the magnitude of the electric field at B. Compared to the electric field energy density at A, the electric field energy density at B is a) larger by a factor of 16 b) larger by a factor of 4 c) the same d) smaller by a factor of 1/4 e) smaller by a factor of 1/16

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter26: Electric Potential

Section: Chapter Questions

Problem 75PQ: A long thin wire is used in laser printers to charge the photoreceptor before exposure to light....

See similar textbooks

Related questions

Q: A rocket of mass 3.26 × 105 kg is in flight near earth's surface. Its thrust is directed at an angle…

Q: A straight wire segment I L = (3.0 [A])(4 [cm] Î + 3 [cm] Ĵ) is in a uniform magnetic field B = 2.0…

Q: Review Conceptual Example 5 before attempting this problem. To illustrate the effect of ice on the…

Q: A force F acts on an object undergoing a displacement s, the force being oriented at an angle with…

Q: A 31.6-kg crate rests on a horizontal floor, and a 70.8-kg person is standing on the crate.…

Q: Current Attempt in Progress In an electrically heated home, the temperature of the ground in contact…

Q: Consider the circuit shown below. Battery emf is = 16V and the resistances are R₁ = 1892, R₂ = 902…

Q: 79. In proton-beam therapy, a high-energy beam of protons is BIO fired at a tumor. The protons come…

A: Given data, Energy U=0.1 J Voltage V= 12 MV

Q: A closed box is filled with dry ice at a temperature of -89.2 C, while the outside temperature is…

Q: Two carts are positioned on an air track. Cart A has a mass m and has a spring on one end. Cart B…

Q: A motorcycle (mass of cycle plus rider = 247 kg) is traveling at a steady speed of 29.0 m/s. The…

A: Given Speed v = 29 m/s Mass m = 247 kg Air resistance = 185 N

Q: A roller coaster (356 kg) moves from A (5.58 m above the ground) to B (21.3 m above the ground). Two…

A: Write the work-energy theorem and rearrange the equation.

Q: Using magic, Dr. Strange gets Loki to fall for 30 minutes (see clip below). Assuming Loki has a…

A: Loki has a constant speed of v = 54 m/s So, there is no effect of gravity. Falling time is t = 30…

Q: A copper rod has a length of 1.5 m and a cross-sectional area of 4.6 x 104 m2. One end of the rod is…

Q: Multiple-Concept Example 8 reviews the approach that is used in problems such as this. A person eats…

A: Given Data: The amount of calories in the dessert is: q=180 C=753480 J The temperature of skin is:…

Q: The block in the drawing has dimensions LO×2L0×3L0.where Lo =0.3 m. The block has a thermal…

A: Give Thermal conductivity = 100j/s-mC Delta T = 21- 12 ° C = 9 ° c

Q: A+2.0 nC charge is at the origin and a -4.0 nC charge is at x 1.0 cm a. At what x-coordinate cm…

A: part (a)to determine,at what x-cordinate should third charge be place , so thatit experiences no.…

Q: Light bulb 1 operates with a filament temperature of 2500 K, whereas light bulb 2 has a filament…

A: T1=2500k. T2=1900k.

Q: I. Radiation (Heat Current) 17. A hot sphere of radius 0.040 m and an emissivity of 0.80 has a…

Q: 1. A capacitor is connected to a 120-V, 60-Hz supply parallel with a coil with L = 6.63 mH and R =…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: 7. "The wider the road, the more cars can pass through". Which of the following factors affecting…

A: We need to tell which factor affecting the resistance fits the given analogy.

Q: Sirius B is a white star that has a surface temperature (in kelvins) that is four times that of our…

A: T(sb)=4T(s) P(sb)=0.04P(s) R(s)=6.96*108

Q: A flux of 25 X10^5 Maxwell links with a 1500 turn coil when a current of 3 A passes through the…

A: Given,ϕ=25×105 WbN= 1500I= 3AA) Inductance, L=NϕlL= 1500×25×1053= 1250×106 HL= 1250×106H

Q: Two identical cars (m = 1350 kg) are traveling at the same speed of 21.7 m/s. They are moving in the…

Q: A particle is moving along the +x axis, and the graph shows its momentum p as a function of time t.…

Q: Consider the network of resistors as shown. a R₁ = 12 Ω R2 = 6Ω R3 = 692 Алл b

A: The solution of the problem is given below.In the above circuit,R⁴ and R⁵ are not clearly visible.Do…

Q: A vessel is being filled with water through an inlet at section 1 having a diameter of 40 mm and a…

A: The escape velocity formula is independent of the properties of the escaping object. The only thing…

Q: A solid sphere has a temperature of 658 K. The sphere is melted down and recast into a cube that has…

A: Temperature of the solid sphere = 658 K. The sphere is melted down and recast into a cube that has…

Q: 10. (3) Using the same formula for the speed of sound in question temperature outside if your friend…

Q: Two carts are positioned on an air track. Cart A has a mass m and has a spring on the end. Cart B…

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

46.

46. Points A and B are nearby a proton in otherwise empty space. The potential is chosen to be
zero very far away from the proton. The electric field at A has twice the magnitude of the electric
field at B. Compared to the electric field energy density at A, the electric field energy density at B
is
a) larger by a factor of 16
b) larger by a factor of 4
c) the same
d) smaller by a factor of 1/4
e) smaller by a factor of 1/16

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: Introduce the formula of electric field energy density

VIEW

Step 2: Determine the given variables

VIEW

Step 3: Compare the electric field energy density at A and B

VIEW

Solution

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 4 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

At a certain distance from a charged particle, the magnitude of the electric field is 500 V/m and the electric potential is 3.00 kV. (a) What is the distance to the particle? (b) What is the magnitude of the charge?
Given two particles with 2.00-C charges as shown in Figure P20.9 and a particle with charge q = 1.28 1018 C at the origin, (a) what is the net force exerted by the two 2.00-C charges on the test charge q? (b) What is the electric field at the origin due to the two 2.00-C particles? (c) What is the electric potential at the origin due to the two 2.00-C particles? Figure P20.9
It is shown in Example 24.7 that the potential at a point P a distance a above one end of a uniformly charged rod of length lying along the x axis is V=keQlln(l+a2+l2a) Use this result to derive an expression for the y component of the electric field at P.
A uniformly charged filament lies along the x axis between x = a = 1.00 m and x = a + = 3.00 m as shown in Figure P25.66. The total charge on the filament is 1.60 nC. Calculate successive approximations for the electric potential at the origin by modeling the filament as (a) a single charged particle at x = 2.00 m, (b) two 0.800-nC charged particles at x = 1.5 m and x = 2.5 m, and (c) four 0.400-nC charged particles at x = 1.25 m, x = 1.75 m, x = 2.25 m, and x = 2.75 m. (d) Explain how the results compare with the potential given by the exact expression v=klQlln(l+aa)
The potential in a region between x = 0 and x = 6.00 m V = a + bx, where a = 10.0 V and b = -7.00 V/m. Determine (a) the potential at x = 0, 3.00 m, and 6.00 m and (b) the magnitude and direction of the electric field at x = 0, 3.00 m. and 6.00 m.
A proton is released from rest in a uniform electric field. Determine whether the following quantities increase, decrease, or remain unchanged as the proton moves. Indicate your answers with I (increase), D (decrease), or U (unchanged), respectively. (a) The electric potential at the protons location (b) The protons associated electric potential energy (c) Its kinetic energy (d) Its total energy.
A CD disk of radius (R = 3.0 cm) is sprayed with a charged paint so that the charge varies continually with radial distance r from the center in the following manner =(6.0C/m)r/R ?. Find the potential at a point 4 cm above the center.
Figure P24.22 represents a graph of the electric potential in a region of space versus position x, where the electric field is parallel to the x axis. Draw a graph of the x component of the electric field versus x in this region. Figure P24.22
The electric field strength between two parallel conducting plates separated by 4.00 cm is 7.50 104 V/m. (a) What is the potential difference between the plates? (b) The plate with the lowest potential is taken to be at zero volts. What is the potential 1.00 cm from that plate (and 3.00 cm from the other)?
A particle with charge -40.0 nC is on the x axis at the point with coordinate x = 0. A second panicle, with charge -20.0 nC, is on the x axis at x = 0.500 in. (i) Is the point at a finite distance where the electric field is zero (a) to the left of .v = 0, (b) between x = 0 and x = 0.500 in, or (c) to the right of x m 0.500 in? (ii) Is the electric potential zero at this point? (a) No; it is positive, (b) Yes. (c) No; it is negative. (iii) Is there a point at a finite distance where the electric potential is zero? (a) Yes; it is to the left of x = 0. (b) Yes; it is between x = 0 and x = 0.500 in. (c) Yes; it is to the right of x = 0.500 in. (d) No.
A long thin wire is used in laser printers to charge the photoreceptor before exposure to light. This is done by applying a large potential difference between the wire and the photoreceptor. a. Use Equation 26.23, V(r)=20lnRr to determine a relationship between the electric potential V and the magnitude of the electric field E at a distance r from the center of the wire of radius R (r R). b. Determine the electric potential at a distance of 2.0 mm from the surface of a wire of radius R = 0.80 mm that will produce an electric field of 1.8 106 V/m at that point.
The two charges in Figure P25.14 are separated by d = 2.00 cm. Find the electric potential at (a) point .A and (b) point B, which is halfway between the charges.