A 0.00260 kg0.00260 kg air‑inflated balloon is given an excess negative charge q1=−3.25×10−8 C by rubbing it with a blanket. It is found that a charged rod can be held above the balloon at a distance of d=0.0500 m to make the balloon float. How much charge q2 does the rod have? Model the balloon and rod as point charges. The Coulomb force constant is 1/(4⁢π⁢ϵ0)=8.99×109 N·m2/C2, and the acceleration due to gravity is g=9.81 m/s2

Q: (a) the net force exerted by the field on the dipole;

A: Given data: Electric field, E=5×105 N/C Charge, Q=±1.6×10-19 C Distance, d=0.125 nm=0.125×10-9m

Q: Two small insulating spheres with radius 6.50×10−2 m are separated by a large center-to-center…

A: Given information:

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Q: Two uncharged spheres are separated by 2.10 m. If 4.50 ✕ 1012 electrons are removed from one sphere…

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Q: 6 What is the magnitude of the electric field at a position that is 1.2 m from a 4.2 x 10-6 C point…

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Q: Consider the group of three +2.4 nC point charges shown in the figure. What is the work done by the…

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Q: The point charge +6.0 µC is held fixed on thex axis at the 4 cm mark, and similarly the point charge…

A: Given data: The charges are, q1=3 μCq2=6 μCq3=12 μC The distances are, x=4 cmy=8 cm The acceleration…

Q: Two solid, uniform, isolated, conducting spheres contain charges of  +8.0 µC and - 6.0 µC. The two…

A: Given  Charge on first conducting sphere , Q1 = +8 uC  Charge on second conducting sphere , Q2 = -6…

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Q: Two hard rubber spheres, each of mass m = 15.0 g, are rubbed with fur on a dry day and are then…

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Q: Q6. In the figure below, a charged particle of mass m = (first two digits from your i.d.) g and…

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Q: 0.482% of the electrons are removed from a sphere of iron (Z=26, A=56), resulting in a net charge of…

A:

Q: A positive charge q1 = 2.70 μC on a frictionless horizontal surface is attached to a spring of force…

A: Given,

Q: Three point charges, A = 2.40 µC, B = 6.55 µC, and C = −3.85µC, are located at the corners of an…

A:

Q: Find the net charge on each sphere and substitute values into Coulomb's law. Two uncharged spheres…

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Q: A metallic sphere A of radius 1.00 cm is several centimeters away from a metallic sphere B of radius…

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A: (a) The formula for the electric potential energy is: Using the formula of the potential energy,…

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A: l

Q: E. Spheres A and B have the same initial positive charge q0. The magnitude of the repulsive electric…

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Q: A negative charge,q, enters the electric field E as shown in the figure with an initial speed of vo…

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Q: Two uncharged spheres are separated by 3.20 m. If 5.00 ✕ 1012 electrons are removed from one sphere…

A: Given: Number of electron removed = 5.0×1012 Distance between both sphere = 3.20 m.

Q: 2q d +-x 2d d

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Q: A physics lab instructor is working on a new demonstration. She attaches two identical metal spheres…

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Q: Q: Two small spheres, A and B, lie on the x-axis. Sphere A has a charge of + 3.00 × 10-6 C. Sphere B…

A: Solution: Given that q1 = 3x10-6 C q2 =5x10-6 C d = 0.8 m

Q: Coulomb's law for the magnitude of the force FFF between two particles with charges QQQ and…

A: Given: q1=-11.5 nC=-11.5 x 10-9 C at x1=-1.675 mm=-1.675 x 10-3 m, q2=40.0 nC=40 x 10-9 C  at…

Q: In a cubical volume of side length a = 0.50 m, the electric field is E = E (1+ 2.1)i + E,(1+1.7)j,…

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Q: A charge of 100 nC is uniformly distributed along a rod of length L. The magnitude of the electric…

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Q: 18. What is the direction of the net electric field at point P due to the three charges?* O At an…

A: Given : Q1=-5.8 nC =-5.8×10-9 CQ2=-2.9 nC =-2.9×10-9 CQ3=5.8 nC =5.8×10-9 CDistance between Point P…

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A:

Q: Two uncharged spheres are separated by 2.70 m. If 2.00 ✕ 1012 electrons are removed from one sphere…

A:

Q: A positive charge q1 = 2.70 μC on a frictionless horizontal surface is attached to a spring of force…

A:

Q: 10. An electric dipole consists of a particle with a charge of +6 x 10° C at the origin and a…

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Q: a) Find the electric field at P due to the line of charge only. (Hint: You may have to do an…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

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A: all required data can be observed from the figure given in the question

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Q: Two 10 g objects with charges of +5 μC and −10 μC are separated by 1 cm. What is the acceleration on…

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Q: Six conducting spheres all with the same radius are brought into contact. Before contact, they have…

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Q: The figure below shows a small, hollow, plastic ball hanging vertically from a thin, lightweight…

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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.