If a= 30cm, b=20cm, q=+2.0nC, and Q= -3.0nC in the figure, what is the potential difference V(A) - V(B) ? 2. If a = 30 cm, b= 20 cm, q = +2.0 nC, and Q =-3.0 nC in the figure, what is the potential difference VA – V½?

Given a = 0.30 m b = 0.20 m q = +2.0 x 10-9 CQ = -3.0 x 10-9 C

Answered: 2. If a = 30 cm, b= 20 cm, q = +2.0 nC,…

Science

Physics

2. If a = 30 cm, b= 20 cm, q = +2.0 nC, and Q =-3.0 nC in the figure, what is the potential difference VA – V½?

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter21: Circuits And Dc Instruments

Section: Chapter Questions

Problem 21CQ: (a) What is the potential difference going from point a to point b in Figure 21.47? (b) What is the...

See similar textbooks

Related questions

Q: The electric potential energy of a charged object depends on the voltage it is subjected to by E=QV…

A: Energy Trasfer, E=QV where Q is the charge on the object in Coulombs (C) and V is the voltage in…

Q: 10. What is the potential at point A?A. -180,000 V B. -225,000 VB. 225,000 V D. 180,000 V. Refer to…

A: Potential of an electric charge is a scalar quantity and is given by formula: kqr where r is the…

Q: •A E = 1000 V/m %3D В. 7.0 сm 3.0 cm

Q: 5 - Two capacitors with capacities of 6nF and 3nF are connected in series and charged under 15V…

A: When the capacitors are in series, the charge stored in each is same and potential difference across…

Q: 3. What potential difference is needed to stop an electron that has an initial velocity v = 5.0 ×…

Q: 10 - chapter28-question32 In Figure, ɛ = 12.0 V , R, = 2000 N, R2 = 3000 N and R3 = 4000 N. What is…

A: Given ε = 12.0 V R1 = 2000 Ω R2 = 3000 Ω R3 = 4000 Ω

Q: An electron and a proton, both initially at rest, are accelerated through the same potential…

A: Work energy principle...... The charged particle gains kinetic energy when it is accelerated by a…

Q: A proton’s speed as it passes point A is 50,000 m/s. It follows the trajectory shown. What is the…

A: Write the formula for work done.

Q: between the difference in potential Fin 35 2 b. 65 2 C 60 2 igure 18-28

A: Here We Ohm's law V =IR

Q: 3. In nuclear fission, a nucleus splits roughly in half. A. What is the potential 4.00x 1014m from a…

A: 3. A. The potential of protons at a given distance is V=keQr=50keer=508.99×109 N·m2/C21.6×10-19…

Q: 2 What is the SI unit of electric potential energy? N/C V F O 0O O O

A: 2. Given, Quantity = electrostatic potential energy we need to choose the SI unit of electrostatic…

Q: →1A V=0 In the figure Q-6 the potential at A is- www 2V when the potential at B is zero. (AS,) fig.…

A: Solution

Q: 20 30 Determine the total energy (in J) stored in the system if C = 12.66 mF and the potential…

A: Given data The capacitance value is: C = 12.66 mF = 0.01266 F The potential difference between…

Q: 3-A rectangular prism places in a region where the electric field changes according to equation: 2m…

Q: It takes 50 J of energy to move 10 C of charge from point A to point B. What is the potential…

A: Given data :- Energy/Work done W = 50 J Charge Q = 10 C

Q: 2. Calculate the equivalent capacitance of the system. 5F 24 uF A 12 uF 6 uF 8 uF BO

Q: If the potential difference is needed to stop an electron is -0.349 V, what was the initial speed of…

A: Given data The potential difference is given as V = - 0.349 V. Balancing the potential energy and…

Q: 1. A proton moves along the path in the figure. If its speed at point A is 6.95x10³ m/s, what is its…

A: According to work energy theorem, work done in moving the prion from point A to B is equal to the…

Q: Q12: If R=3 k2, C = 4 mF, 8=8 V, Q=20 mC, and I = 3 mA, what is the potential difference V - Va, in…

A: According to Kirchhoff's voltage law The voltage around a loop equals the sum of every voltage drop…

Q: What is the potential difference ( in volts) across C, when C, - 5.0 pF, C, - 15 pF, C, = 30 uF, and…

A: SOlution: given that C1 = 5 micro F C2 =15 micro F C3 = 30 micro F V =92.4 V

Q: 10-) Let E = (y + 1) ax + (x-1) ay + 2az N / C. Find the potential difference between Vab if a (3,2,…

Q: 011 If R = 4 k2,C = 2 mF, Ɛ = 21 V, Q = 32 mC, and I = 4 mA, what is the potential difference, Vaifs…

Q: What is the potential difference between points a and b? 16 V 4.0 2 18 V 12 2 b a 8.0 2

Q: 10 - chapter28-question32 In Figure, e = 12.0 V,R = 2000 N, R2 = 3000 n and R, = 4000 n. What is the…

A: Given Vad = 12V R1 = 2000 ohm R2 = 3000 ohm R3 = 4000 ohm Concept - V = I*R

Q: 7. Given: All Rs = 1Q, VT = 220 v a. Solve for RT 5 points 0.533 0 0.633 Q 0.733 0 0.833 Q 0.933 Q

Q: 73.0-m length of coaxial cable has an inner conductor that has a diameter of 2.58 mm and carries a…

Q: At a certain point in space the electric potential is 60 V. A 8.0-μC charge is brought from infinity…

A: Given data: Electric potential (V) = 60 V Charge (q) = 8.0 μC = 8.0×10-6 C Required: The electric…

Q: Calculate the potential difference across a and b. 4.00 V 2.00 N Answer: 12.0 V 4.00 N Vab = 4V 10.0…

A: From Kirchhoff’s loop rule:

Q: What is the potential difference between A and B ? Express your answer in volts. I tired 30 V…

Q: If a = 30 cm, b = 20 cm, q = +2.6 nC, and Q = -3.5 nC in the figure, what is the potential…

A: The given data are: a=30 cm=0.3 mb=20 cm=0.2 mq=2.6 nC=2.6×10-9 CQ=-3.5 nC=-3.5×10-9 C

Q: What is the unit of electric potential energy?

A: Electric potential energy is the potential energy associated with system of cahrge particle.

Q: 2. If there is 25 mJ of potential energy stored in a 64 µF capacitor, what is the charge stored on…

A: Given data: Energy stored (E) = 25 mJ = 25 × 10-3 J Capacitance (C) = 64 μF = 64 × 10-6 F Required:…

Q: Q12: If R-2kQ2, C-4 mF, e-8 V. Q-20 mC, and /-3 mA, what is the potential difference s-Va, in V: (A)…

Q: If a = 30 cm, b = 20 cm, q = +7.9 nC, and Q = -9.6 nC in the figure, what is the potential…

A: The a=30cm b=30cm To find the potential difference

Q: Q4. In the figure given below, find the potential difference across R2 if Ɛ = 12 V, R1 = 3.0 2, %3D…

Q: A BT 30 V 10 V -10 V

A: Given: The speed of the proton at point A is 4x104 m/s. The electric potential at point A is 30 V.…

Q: Suppose point A is grounded (V = 0) in the figure. Part A: Find the potential at point B. Part B:…

Q: Find the potential difference between a and b. (Write it in volts, do not write the unit) (Write…

Q: 6. Assume that the potential difference across points a and b is 60 V. Determine the following…

A: Given,

Q: Problem 3: Figure below shows equipotential contours in the region of space surrounding two charged…

A: If the points in an electric field, which are having the same potential then these points can be…

Q: 5- The voltage divider rule for v1 are equal: R2 O V1R2(R1 +R2) V1R1 (R1 +R2) V R2 (R1 +R2) O V R1…

Q: If R= 4.0 kn, C = 10 mF, ɛ = 6.0 V, O= 30 mC, and /= 3.0 mA, what is the potential difference V, -…

Q: 6. Find potential difference between 'a' and 'b' when 'E' is not uniform as shown in the figure…

A: Let the electric field at a is given by Ea. Let the electric field is given by Eb. Let the potential…

Q: From the given equation of electric potential energy, what will be the change in electric potential…

Q: If the potential difference VMN is negative, then: a. the potentials at M and N are equal and…

Q: 4. Calculate the potential difference between two equipotential surface having a potential gradient…

A: Given, Potential gradient = 12 V/m Separation distance = 3 cm = 0.03 m

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

If a= 30cm, b=20cm, q=+2.0nC, and Q= -3.0nC in the figure, what is the potential difference V(_A)- V_(B)?

2. If a = 30 cm, b= 20 cm, q = +2.0 nC, and Q =-3.0 nC in the figure, what is the potential difference VA – V½?

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

Step 2

Step 3

Step 4

Step 5

Trending now

This is a popular solution!

Step by step

Solved in 5 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

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)?
Can a particle move in a direction of increasing electric potential, yet have its electric potential energy decrease? Explain
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 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) What is the potential difference going from point a to point b in Figure 21.47? (b) What is the potential difference going from c to b? (c) From e to g? (d) From e to d?
An anxious physicist worries that the two metal shelves of a wood frame bookcase might obtain a high voltage if charged by static electricity,, perhaps produced by friction, (a) What is the capacitance of the empty shelves if they have area 1.00102m2 and are 0.200 m apart? (b) What is the voltage between them if opposite charges of magnitude 2.00 nC are placed on them? (c) To show that this voltage poses a small hazard, calculate the energy stored, (d) The actual shelves have an area 100 times smaller than these hypothetical shelves. Are his fears justified?
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
A nervous physicist worries that the two metal shelves of his wood frame bookcase might obtain a high voltage if charged by static electricity, perhaps produced by friction. (a) What is the capacitance of the empty shelves if they have area 1.00102 m2 and are 0.200 m apart? (b) What is the voltage between them it opposite charges of magnitude 2.00 nC are placed on them? (C) To show that this voltage poses a small hazard, calculate the energy stored.
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?
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?
The electric field strength between two parallel conducting plates separated by 4.00 cm is 7.50104 V/m. (a) What is the potential difference between the plates? (b) The plate with the lowest potential is taken to be zero volts. What is the potential 1.00 cm from that plate and 3.00 cm from the other?
What is the potential 0.5301010 m from a proton (the average distance between the proton and electron in a hydrogen atom)?