2. A +4.0µC charge starts at a distance of 45cm from a-7.5µC charge. By how much does the potential energyof this system change when the +4.0μC charge movescloser, until this is 23cm away? Include the right sign(positive for an increase, or negative for a decrease).energy as it isthe s+4.0pCㅏㅏ-7.5µC23cm45cm

Answered: Image /qna-images/answer/e984e598-9de1-405f-834a-aff3bc65047f.jpg

2. A +4.0µC charge starts at a distance of 45cm from a -7.5µC charge. By how much does the potential energy of this system change when the +4.0µC charge moves closer, until this is 23cm away? Include the right sign (positive for an increase, or negative for a decrease). +4.0pC -7.5µC 23cm 45cm

2. A +4.0µC charge starts at a distance of 45cm from a -7.5µC charge. By how much does the potential energy of this system change when the +4.0µC charge moves closer, until this is 23cm away? Include the right sign (positive for an increase, or negative for a decrease). +4.0pC -7.5µC 23cm 45cm

Physics for Scientists and Engineers, Technology Update (No access codes included)

9th Edition

ISBN:9781305116399

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter25: Electric Potential

Section: Chapter Questions

Problem 25.3CQ: When charged particles are separated by an infinite distance, the electric potential energy of the...

See similar textbooks

Related questions

Q: A charged particle, passing through a certain region of space, has a velocity whose magnitude and…

A: A charge particle is passing through a certain reason of space has a velocity whose magnitude and…

Q: (a) A well-insulated electric water heater warms 121 kg of water from 20.0°C to 45.0°C in 23.0 min.…

Q: An aquarium 12m long, 2m wide, and 7m deep is full of water. The density of water is 1000kg/m^3 and…

Q: What exactly are i and j representing?

A: In vector notation, i and j are unit vectors representing the standard basis of the Cartesian…

Q: = (6.00 rad) ++ - (4.00 rad) +² α= At time t = 0, the wheel has an angular velocity of 2.00 rad/s.…

Q: A circular loop made from a flexible, conducting wire is shrinking. Its radius as a function of time…

A: The induced electromotive force (emf) in the loop is given by Faraday's Law of electromagnetic…

Q: 8. Water at a pressure of 4.60 atm at street level flows into an office building at a speed of 0.70…

Q: Find the tangential and normal components of acceleration of a particle traveling on the curve r(u)…

A: Solution: Part a) To find the tangential and normal components of acceleration, we first need to…

Q: You are a civil engineer who has been given the assignment to redesign the curved roadway in such a…

Q: ++ ++ 4 t ↑ put in or take it out

A: As we know that, "Like poles repel each other and Unlike poles attract each other", the diagram…

Q: At a site where the Earth's magnetic field has a magnitude of 0.47 gauss (where 1 gauss = 1.00 x…

A: a) Write the expresion for the magnetic force exerted on the wire and substitute the corresponding…

Q: A microscope has an objective lens with a focal length of 16.22 mm and an eyepiece with a focal…

A: The focal length of the objective lens is fo= 16.22 mm.The focal length of the eyepiece is fe= 9.64…

Q: How much work (in eV) does it take to move 12 protons through a 4V potential difference

A: Given: Potential difference is V=4 V Number of protons is n=12 Note: 1 eV=1.602×10-19 J Find:…

Q: Suppose you are trying to turn a stubborn bolt using a wrench. You exert a force F perpendicular to…

A: Given data: Length of the wrench (L) = 8 in = 0.2032 m.New length of the wrench (L') = 16 in =…

Q: There is a 100 kg weight 3 m to the left the center of a seesaw. What distance from the center on…

Q: A jet plane flying with the wind went 2275 mi in 5 h. Flying against the wind, the plane could only…

A: Write the expression for the distance covered with the wind and substitute the corresponding values.…

Q: Consider an object on a rotating disk a distance ? from its center, held in place on the disk by…

A: EXPLANATION a) true , since we know( v=ωr) where ,v= tangential speed which depened…

Q: 2.19 (a) The velocity of a bullet is measured at 100 m/s, ±0.001 m/s. If the mass of the bullet is…

A: To determine the uncertainty in the bullet's position, we can use the Heisenberg uncertainty…

Q: As shown in the figure, a rectangular loop with a length of 20.0 cm and a width w of 15.0 cm has 20…

A: As per guidelines only 3 subparts are solved here. Given,

Q: Three resistors and a 12 V power source are connected as shown in the circuit diagram below. What is…

A: Given Data, Resistances R1=15.6 ΩR2=22.5 ΩR3=16.8 Ω

Q: A converging lens with a focal length of 83.5 cm is 1.00 m to the left of a convex mirror with a…

Q: 3. The batteries shown in the circuit below have negligibly small internal resistances. Find the…

Q: cs Find the forces on the wall and on the floor. L Ladder = 12m Weight Ladder = 98 N 75 kg Mass of…

Q: In the figure, a spring with spring constant k = 160 N/m is at the top of a frictionless incline of…

Q: circular loop of wire sits flat on the horizontal surface of a table. A bar magnet stands vertically…

Q: Refer to Check Your Understanding Question 10 before starting this problem. Suppose that the target…

Q: Reference frame S' moves at speed v = 0.92c in the +x direction with respect to reference frame S.…

Q: A long piece of thin wire is looped into a circle of radius 0.51 m and the loop rests flat on a…

A: The emf is 6.33 v

Q: For safety reasons, electrical codes have been established that limit the amount of current a wire…

Q: 1. A U-tube contains liquid of unknown density. An oil of density 840 kg/m³ is poured into one arm…

A: The density of the oil is 840 kg/m3. The height of the oil column is 14.0 cm. The height of the…

Q: A yo-yo toy of mass 0.19kg is spun in a circle of radius 1.2m The yo-yo makes 1.0 complete circles…

A: Given,mass , m = 0.19 kg radius, r = 1.2 mIt makes 1.0 complete circles in 1.0 seconds.So, angular…

Q: caused by the firing of a bullet into the pendulum bob. Let L = 1.5 m and mA = 7.5 kg. For George…

Q: Item 7 Bioelectrical impedance analysis is a commercially available method used to estimate body fat…

Q: Each capacitor shown below has a capacitance of 5.0 uF. Initially, all the capacitors were…

Q: Thanks to recent satellite data, we know that the North American continent is drifting westward at a…

A: Given, The thickness of the continent, t=50 km=50×1000=5×104 m The speed with which the North…

Q: 1. Three charges are located at the corners of a rectangle as shown below. Find the potential at…

A: 3 Charges are placed at three corners of a rectangleq1 = 1 μCq2 = -3 μCq3 = 4 μCsides of rectangle…

Q: Rank the following media in order according to the speed of light in them, from slowest to fastest 1…

A: The speed of the light in the any medium depends on the refractive index of the medium. As the…

Q: A particle of mass 6.68 x 10-27 kg and charge +2e is accelerated horizontally by an accelerating…

Q: A capacitor with plate area 0.0440 m2 and plate separation 85.0 μm is to be charged to 14.0 V and…

Q: If put in,attraction or repulsion? If take it out,

Q: the behaviour suddenly chang the water. nternal Reflection

A: 1. As we can see from the data as the refractive index is increasing the critical angle is…

Q: A 1500-W heater is designed to be plugged into a 120-V outlet. Part A What current will flow through…

Q: One technique of biological medical imaging that does not require the high magnetic fields utilized…

A: Given current (I) = 0.10 mA Magnetic field (B) = 0.15 T Length (L) = 2.0 mm since, current is…

Q: proton moves with a velocity of = (5î − 5ĵ + k) m/s in a region in which the magnetic field is =…

A: Given: Velocity of proton is v→=5i^-5j^+k^ m/s Magnetic field is B→=i^+2j^-k^ T Note: Charge on…

Q: A marble column of cross-sectional area 1.6 m² supports a mass of 24200 kg. The elastic modulus for…

Q: 3 An object of mass 6.5kg has three forces acting on it: F₁-120N [forward], F₂-70N [backward] and F,…

A: To solve this problem, we need to use Newton's second law, which states that the net force acting on…

Q: An open plastic soda bottle with an opening diameter of 2.0 cm is placed on a table. A uniform 1.75…

Q: Wind energy is gaining increased attention, generating an increased interest in windmill technology.…

Q: 3. A-4.2µC charge sits on a +3V equipotential line. a. What is the potential energy of the charge?…

A: a) Potential energy = charge × potential = -4.2µC × 3V…

Q: An airplane flying against the wind travels 295 miles in the same amount of time it would take the…

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

2. A +4.0µC charge starts at a distance of 45cm from a
-7.5µC charge. By how much does the potential energy
of this system change when the +4.0μC charge moves
closer, until this is 23cm away? Include the right sign
(positive for an increase, or negative for a decrease).
energy as it is
the s
+4.0pC
ㅏㅏ
-7.5µC
23cm
45cm

Expert Solution

This question has been solved!

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

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step 3

VIEW

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

What are the sign and magnitude of a point charge that produces a potential of —2.00 V at a distance of 1.00 mm?
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)?
Figure CQ16.3 shows equipotential contours in the region of space surrounding two charged conductors. Find (a) the work WAB in electron volts done by the electric force on a proton that moves from point A to point B. Similarly, find (b) WAC, (c) WAD, and (d) WAE. Figure CQ16.3
As a person moves about in a dry environment, electric charge accumulates on the person's body. Once it is at high voltage, either positive or negative, the body can discharge via sparks and shocks. Consider a human body isolated from ground, with the typical capacitance 150 pF. (a) What charge on the body will produce a potential of 10.0 kV? (b) Sensitive electronic devices can be destroyed by electrostatic discharge from a person. A particular device can be destroyed by a discharge releasing an energy of 250 J. To what voltage on the body does this situation correspond?
A constant electric field accelerates a proton from rest through a distance of 2.00 m to a speed of 1.50 105 m/s. (a) Find the change in the protons kinetic energy. (b) Find the change in the systems electric potential energy. (c) Calculate the magnitude of the electric field.
In a certain region of space, a uniform electric field is in the x direction. A particle with negative charge is carried from x = 20.0 cm to x = 60.0 cm. (i) Does the electric potential energy of the charge-field system (a) increase, (b) remain constant, (c) decrease, or (d) change unpredictably? (ii) Has the particle moved to a position where the electric potential is (a) higher than before, (b) unchanged, (c) lower than before, or (d) unpredictable?
It the voltage between two points is zero, can a test charge be moved between them with zero net work being done? Can this necessarily be done without exerting a force? Explain.
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?
Find the ratio of speeds of an electron and a negative hydrogen ion (one having an extra electron) accelerated through the same voltage, assuming non-relativistic final speeds. Take the mass of the hydrogen ion to be 1.6710-27 kg.
A parallel-plate capacitor is disconnected from a batter, and the plates are pulled a small distance farther apart. Do the following quantities increase, decrease, or stay the same? (a) C (b) Q (c) E between the plates (d) V (e) PEC
A parallel-plate capacitor is disconnected from a batter, and the plates are pulled a small distance farther apart. Do the following quantities increase, decrease, or stay the same? (a) C (b) Q (c) E between the plates (d) V (e) PEC
When charged particles are separated by an infinite distance, the electric potential energy of the pair is zero. When the particles are brought close, the electric potential energy of a pair with the same sign is positive, whereas the electric potential energy of a pair with opposite signs is negative. Give a physical explanation of this statement.