Two identical point charges, P and Q, separated by a distance r, repel each other with a force F. If r is increased so that the electrical potential energy of Q is halved, what is the force of repulsion? ABCD ½ F F 2 F 14 F

Q: A particle (charge = 5.5 µC) is released from rest at a point x = 19.3 cm. If a 49.1-µC charge is…

A: ∆EK=Ui-Uf=kqQri-kqQrf=kqQ1ri-1rf=9×109 NC5.5×10-6 C49.1×10-6 C119.3×10-2 m-119.3+95.1×10-2 m=10.47 J

Q: Calculate the magnitude and direction of the Coulomb force on each of the three charges shown in the…

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Q: The figure shows two tiny 5.0-g spheres suspended from two very thin 1.0-m-long threads. The spheres…

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Q: The following figure shows two conducting spheres that have been charged and whose centers are…

A: The given data are listed below with appropriate variables. Here, qA denotes the charge on sphere…

Q: Two point charges, Q₁ and Q2, are separated by a distance R. If the magnitudes of both charges are…

A: Given data: Two point charges Q1 and Q2 Distance between charges = R New charges Q'1 = 2Q1 and Q'2 =…

Q: This time your object has a mass of 32.1 kg. Now imagine taking all the protons out of the object…

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Q: An electric dipole consisting of charges of magnitude 1.80 nC separated by 6.90 um is in an electric…

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Q: An electric dipole has a dipole moment of 3.97 × 10-15 Cm. The dipole moment vector is initially…

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Q: Two charged parallel plates are separated by 5 cm. A uniform field of 4x102 N/C exits between the…

A: Force on a charge, q in an electric field, E is  F = qE the foce on the positive charge is towards…

Q: A particle (charge = 2.1 μC) is released from rest at a point x = 10.1 cm. If a 42.3-μC charge is…

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Q: A particle of charge +9.1 μC is released from rest at the point x = 53 cm on an x axis. The particle…

A: Given: The charge of the particle is 9.1 μC or 9.1×10-6 C.             The initial distance of the…

Q: Three charges are situated at corners of a rectangle as in the figure below. How much energy would…

A: The energy required to move the q3 (=8 μC) to infinity can be given by the work done in moving the…

Q: An electric dipole consisting of charges of magnitude 2.70 nC separated by 6.50 µm is in an electric…

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Q: Three charges, q1 = 1 µC, q2 = 2 µC and q3 = 3 µC are placed in a line with 20 cm between each of…

A: We know that when two charge particles say q1 and q2 are separated by a distance r then they will…

Q: Two m = 4.8 g point charges on 1.0-m-long threads repel each other after being charged to q = 80 nC,…

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Q: A particle (charge = 6.5 μC) is released from rest at a point x = 5.2 cm. If a 29.5-μC charge is…

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Q: *72. GO Three point charges have equal magnitudes, two being positive and one negative. These…

A: Given Data: Magnitude of charges (q) = 5.0 μC = 5.0×10-6 C.Length of all the three sides of the…

Q: If two point charges are separated by 1.5 cm and have charge values of 2.0 uC and -4.0 uC, what is…

A: Given: charge(q1)=2.0uC charge(q2)=-4.0uc distance of separation(r)=1.5cm=0.015m To find: Mutual…

Q: The figure shows an electric dipole. What is the magnitude of the dipole's electric field at point…

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Q: Red blood cells can often be charged. Consider two red blood cells with the following charges: -21.4…

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Q: A particle of charge +9.5 µC is released from rest at the point x = 62 cm on an x axis. The particle…

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Q: #10: A molecule of DNA (deoxyribonucleic acid) is 2.17 µm long. The ends of the molecule become…

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Q: The figure shows two tiny 5.0-g spheres suspended from two very thin 1.0-m-long threads. The spheres…

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Q: Three charges are situated at corners of a rectangle as in the figure below. How much energy would…

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Q: 3 charges are placed on the corners of a right triangle. 45-45-90 +6.4 mc triangle infinitely 0.35m…

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Q: The Figure below shows a pair of charged particles held fixed in location on the x-axis, and a point…

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Q: Suppose Q = 2 nC, like the other two charges. If the assembly of identical charges is released from…

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Q: Honeybees accumulate charge as they fly, and they transfer charge to the flowers they visit.…

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Q: What amount of energy does it take to assemble a charge configuration consisting of 3 points charges…

A: Given: The value of the charge is 6.75×10-6 C. The three charges are separated by a distance 0.163…

Q: Two identical point charges (q= +2.20 x 106 C) are fixed at opposite corners of a square whose sides…

A: Q1=2.2×10-6C Length of square=0.45m Test charge q0=-3.1×10-8C Mass of test charge =9.4×10-8kg