A particle of positive charge Q is fixed at point P. A second particle of mass m and negative charge-q moves at constant speed in a circle of radius r1, centered at P. Derive an expression for the work W that must be done by an external agent on the second particle to increase the radius of the circle of motion to r2.

Q: Two small charged spheres are located on the y-axis. One is at  y = 1.00 m,  the other is at  y =…

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Q: A uniform electric field of magnitude 414 N/C pointing in the positive x-direction acts on an…

A: Given:  Electric field, E = 414 N/C mass,m = 9.1 x 10-31 kg  distance,d = 3 cm

Q: A uniform electric field of magnitude 358 N/C pointing in the positive x-direction acts on an…

A: Answer:-  Given  Electric field (E) = 358 N/C  Charge of electron (q) = 1.6 × 10-19 C  Mass of…

Q: Four identical electrical charges q1, q2, q3, q4 with a value of 6.5nC are located at the vertices…

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Q: A uniform electric field of magnitude 367 N/C pointing in the positive x-direction acts on an…

A: The charge of an electron is 1.6×10-19C. Now the electric field and charge can be used to calculate…

Q: A uniform electric field of magnitude 378 N/C pointing in the positive x-direction acts on an…

A: Given data The electric field is given as E = 378 N/C. The distance traveled by the electron is d =…

Q: Three point charges Q1 = 1.3 uC, Q2 = -4 uC and Q3 = 4.6 uC are initially, infinitely far apart.…

A: The electric potential energy due to the two charges is  U = K q q'r where, q and q' is the charge…

Q: A small object with a charge of q = 15.0 μC travels from the origin to the point (x, y) = (20.0 cm,…

A: Given data: The charge is q=15×10-6 C The position in vector form is d→=0.2i+0.5j m The unifor…

Q: Two particles with Q1 = 48 µC and Q2 = 91 µC are initially separated by a distance of 2.2 m and then…

A: Given : Charges Q1 = 48 µC = 48 x 10-6 C and Q2 = 91 µC  = 91 x 10-6 C Distance d1 = 2.2m ; Final…

Q: A particle has a charge of +1.33 μC and moves from point A to point B, a distance of 0.200 m. The…

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Q: An electron with charge −1.60×10−19 C moves a distance of 3.17 mm in the negative x direction in a…

A: Given data: Charge on electron, qe=-1.60×10-19 C Distance moved by the electron, d=-3.17 mm =…

Q: Particle A has a charge of 10HC, a mass of 0.001kg, and starts at rest. The initial electric…

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Q: A point charge q= +42.0 microcoulombs moves from A to B seperated by a distance d=0.191 m in the…

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Q: Three point charges Q1--14 uC, Q2 - 3.1 uC and Q3 --3.7 uC are initially, Infinitely far apart. They…

A: The formula for the electric potential energy is:

Q: charge of 56.0 nC is placed in a uniform electric field that is directed vertically upward and that…

A: Concept  Use formula of work done by force w = f.d Cos (theta) Replace  f = qE  And solve

Q: A particle with a charge of 4.2 nC is in a uniform clectric field E directed to the left. It is…

A: Charge of a particle q=4.2nC=4.2×10−9C. Kinetic energy is K.E=1.5×10−6J. Distance traveled by the…

Q: A proton is acted on by an uniform electric field of magnitude 443 N/C pointing in the positive x…

A: Given that:- Electric field is 443N/C along + x axis

Q: Three charges are in a line.  One charge has size 2.6 x 10-4 C and is located at x = -6.2 m.…

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Q: A point charge q = +43.0 µC moves from A to B separated by a distance d - 0.167 m in the presence of…

A: Given  Charge q=43×10-6 C d=0.167 m E=280N/C

Q: The last surviving dodo bird had been hiding out on a far-away island with only a 73-μC point charge…

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Q: A uniform electric field of magnitude 392 N/C pointing in the positive x-direction acts on an…

A: Given that, Electric field, E = 392 N/C pointing in the positive x-direction  The distance moved by…

Q: PROBLEM #1: If a charge of magnitude 7.5 x 1017 C is being held in place 2 x 108 m from a charge of…

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Q: A particle has a charge of +2.90 μC and moves from point A to point B, a distance of 0.260 m. The…

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Q: Two point charges which have a value of q1 =2.3×10^-5 C and q2 =3.2x10^-5 C are separated by a…

A: Answer               44.16 J

Q: o point charges which have a value of q1=2.3x10^-5 C and q2=3.2x10^-5 C are separated by a distance…

A: q1=2.3×10-5Cq2=3.2×10-5Cr=15 cm=0.15 m

Q: How much work does the electric field do in moving a −3 µC charge from ground (V = 0) to a point…

A: Charge, q = −3 µC Charge moved from 0 V to +100 V.

Q: A uniform electric field of magnitude 410 N/C pointing in the positive x-direction acts on an…

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Q: A particle has a charge of +1.00 µC and moves from point A to point B, a distance of 0.280 m. The…

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Q: A charge of 28.0 nC is placed in a uniform electric field that is directed vertically upward and…

A: Given Data: A charge of 28.0 nC placed in the uniform electric field that is directed vertically…

Q: A charge of +122 µC is fixed at the center of a square that is 0.44 m on a side. How much work is…

A: Given value--- q1 = 122 micro C.  side of square = 0.44 m. q2 = 8.6 micro C.  We have to find---…

Q: Particle A has a charge of 10μC, a mass of 0.001kg, and starts at rest. What is the speed v of…

A: Given data :                 Charge of particle (q) = 10μC                 Mass of particle (m) =…

Q: A particle has a charge of +1.40 µC and moves from point A to point B, a distance of 0.170 m. The…

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Q: A- 6.0 µC electric charge is placed a a distance of 25 cm from the surface of a solid insulating…

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Q: A charged particle Qo=1.5 mC is initially placed in the position A at a distance dA=1 mm from…

A: Charge on moving charged particle,  Charge on stationary charged particle,  Initial distance,  Final…

Q: Four identical charged particles (g = +20.0 μC) are located on the corners of a rectangle as shown…

A: We are given 4 charges which are identical. We are also given value of this charge. We have to find…

Q: A particle has a charge of +1.76 μC and moves from point A to point B, a distance of 0.201 m. The…

A: Given,Charge of particle,  q = 1.76×10-6 C Distance moved,  d = 0.201 mDifference in electric…

Q: A +2.20 nC charge particle is released from rest and moves in a straight line in the direction of…

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Q: A particle has a charge of +1.20 µC and moves from point A to point B, a distance of 0.240 m. The…

A: Given thatcharge , q=+1.20 μCdistance, d=0.240 mpotential energy difference, ∆P=+9.40×10-4 Jwork…

Q: A uniform electric field of magnitude 368 N/C pointing in the positive x-direction acts on an…

A: The magnitude of the uniform electric field is E =368 N/C. The distance moved by the electron is d =…

Q: A particle is uncharged and is thrown vertically upward from ground level with a speed of 24.0 m/s.…

A: Speed of particle =24m/s Apply energy conservation mgh =12mv2 h=v22g=29.39m

Q: charged particle of -3.00 µC is brought from infinitely 25. Two particles each with charge +2.00 µC…

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Q: West North -1.36 x 10-3 J East South A charge of 42.0 nC is placed in a uniform electric field that…

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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.