A research-level Van de Graaff generator has a 2.15 m diameter metal sphere with a charge of 5.2 mC on it. a) What is the potential near its surface in MV? (Assume the potential is equal to zero far away from the surface.)  b) At what distance in meters from its center is the potential 1.00 MV?  c) An oxygen atom with two missing electrons is released from rest near the Van de Graaff generator. What is its kinetic energy in MeV at the distance from part b?

Q: 4. In the figure, a nonconducting rod of length L = 12.0 cm has a negative charge -q = -4.25 fC…

A:

Q: ) What is the charge on the surface of a conducting sphere of radius 0.10 m whose potential is 450 V…

A:

Q: A charged isolated metal sphere of diameter 16.0 cm has a potential of 9400 V relative to V = 0 at…

A: Given: The diameter of the sphere is 16 cm. The potential at the surface is 9400 V. The electric…

Q: The two parallel plates shown below create a uniform electric field. A proton is travelling due east…

A: The potential difference V=V1-V2=825-125=700 Volts

Q: An object with a charge -9 µC is placed in a region of uniform electric field. It is released from…

A:

Q: B d A

A: Surface charge density on disc σ = charge/area     =- Q2 /πR22

Q: Charge is distributed on the surface of a sphere of radius R with a density σ(0) = To cos² 0. There…

A:

Q: An isolated charged soap bubble of radius Ro = 7.75 cm is at a potential of Vo = 275.0 volts. If the…

A:

Q: A research Van de Graaff generator has a 2.20 m diameter metal sphere with a charge of 48.0 µC on…

A: Diameter Charge

Q: Consider three parallel conducting plates, with a space of 3.0 cm between them. The leftmost one is…

A: Given :             Space between plates = 3.0cm             Leftmost potential = +45V…

Q: A rod of length L = 0.15 m is placed along the x-axis with its center at the origin. The rod has a…

A:

Q: The 2.50 nC charge is uniformly distributed over the surface of a metal sphere of 30.0 cm radius.…

A:

Q: A uniform charge density of 50 nC/m 3is distributed throughout a spherical volume (radius  = 20…

A: Uniform charge density, ρ = 50 nC/m3 = 50×10-9 C/m3 The radius of the spherical volume, R = 20 cm =…

Q: Options: a) It will move away from its original location because the potential there is positive.…

A: When inside a conducting wire there are charges, the charges will flow only if a potential…

Q: Two point charges, q1 = charge with q3 = 4.0 µC and mass m = 4.0 g travels towards the two charges…

A:

Q: A circular ring of charge is cut so that 3/4 of the ring remains and is arranged in the yz-plane as…

A: Potential of a small element is, dV=14πε0dqR2+x0b2=14πε0λRdθR2+x0b2 Linear charge density is,…

Q: Find an expression for Electric Potential differences formed by a semicircle charged rod with a…

A: The total charge in the semi circular rod is Q=50μC = 50×10-6 C. The radius of the rod is R = 30.0…

Q: A total electric charge of 4.50 nC is distributed uniformly over the surface of a metal sphere with…

A: Given data, Charge Q=4.5 nC = 4.5×10-9 C. Radius of sphere R=26 cm = 26×10-2 m.

Q: The thin plastic rod shown in the figure has length L = 11.0 cm and a nonuniform linear charge…

A:

Q: a) What is the potential difference VAB between two points situated at dA= 7 cm and at dg=11 cm from…

A: Given Point charge = 0.75 × 10-6 C a. dA = 7cm dB = 11 cm We have to find VAB b. How far from the…

Q: A research Van de Graaff generator has a 3.40 m diameter metal sphere with a charge of 1.02 mC on…

A: Given data: Diameter, d = 3.4 m Charge Q = 1.02 mC r = ?? when V = 1 MV

Q: PRACTICE: Throughout a particular region of space, the electric potential can be expressed as V =…

A: The electric potential V = 2xz+2y-7z We need to find the electric potential at point P = (7,-8,1)

Q: I have placed an electron at the origin. The grid spacing is 1 Angstrom per small square. Now you…

A:

Q: A charge +q is located at the origin. A charge -2q is at 3.36 m on the x-axis. (Assume the…

A: Electric field due to point charge E = kq/r2  Electric potential due to point charge V = kq/r

Q: 13) a) A ring of charge sits in the xy plane. It has a radius of 0.25 m and a linear charge density…

A:

Q: FIGURE 3 shows a circuit with a battery having an emf of 12 V and an internal resistance of 0.2 2…

A:

Q: potential of 9 V and the upper plate is at a potential of 0 V, what is the magnitude of the electric…

A: A)         Given that                        The thickness of the dielectric material is (r) = 4.5cm…

Q: :  Consider a point charge of value 78 × 10-5 C. Part (a)  At what distance from the 78 × 10-5 C…

A: We know that the formula of the potential  is given as  V = kqr         ---------------- eq 1  where…

Q: Find an expression for Electric Potential differences formed by a semicircle charged rod with a…

A: The given data are listed below with appropriate variables. Here, Q denotes the charge and R…

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.