How many electrons must be removed from a neutral object to leave a net charge of Q2 = 2.1 μC?
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How many electrons must be removed from a neutral object to leave a net charge of Q2 = 2.1 μC?
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- 1. A particle with charge q₁ = +5.1 μC is located at (x=0,y=0). A second particle with charge q2 = -8 µC is located at (x=0,y=4.00 cm), and a third charge q3 = +5 µC is located at (x=3.00 cm,y=0). (a) In your notebook, draw a diagram of the three-charge system showing the location of the charges. (b) Calculate the potential energy of this three-charge system. PE= JAn aluminum nail has an excess charge of +6.4 µC. How many electrons must be added to the nail to make it electrically neutral? 5.0 × 10-14 4.0 × 101⁹ 3.2 x 1016 4.0 × 1013 O 3.2 x 106A 60-g ball of copper has a net charge of 3 μC. What fraction of the copper's electrons have been removed? (Each neutral copper atom has 29 protons and 29 electrons, and copper has an atomic mass of 63.5 a.m.u.)
- Point a is 60 cm North of a -3.8 µC point charge, and point b is 80 cm West of the charge. Determine the magnitude of Vba and E(total) a b Q =-3.8 µCYou remove 0.01% of the electrons from one mole of hydrogen atoms. What is the net charge of thesystem?Select One of the Following:(a) 4.8C(b) 9.6C(c) 19.2C(d) −9.6C(e) −4.8CA 46.9 g ball of copper has a net charge of 2.9 uC. What fraction of the coppers electrons have been removed ? ( each copper atom has 29 protons and copper has an atomic mass of 63.5)
- 6. Shown below is a small sphere of mass 0.25 g that carries charge of 0.90 nC. The sphere is attached to one end of a very thin silk string 5.0 cm long. The other end of the string is attached to a large, thin, vertical conducting plate with surface charge density of 30.0 µC/m². When another thin vertical large plate with uniformly distributed negative charge is brought close to the small sphere (but not touching), 0 increases for additional 5.00°. Determine the surface charge density on the negative plate. + + + + + + + + + + + + + + + +how many electrons must be removed from a neutral , isolated conducting sphere to give it a positive charge of 1.0 x 10 ^6 C.A small glass bead charged to 4.5 nC is in the plane that bisects a thin, uniformly charged, 10-cm-long glass rod and is 4.0 cm from the rod's center. The bead is repelled from the rod with a force of 740 μN. What is the total charge of the rod?
- Three charged marbles are glued to a nonconducting surface and are placed in the diagram as shown. The charges of each marble are q1 = 6.70 µC, q2 = 1.33 µC, and q3 = −2.07 µC. Marble q1 is a distance r1 = 3.00 cm to the left of the marble q2, while marble q3 is a distance r3 = 2.00 cm to the right of the marble q2, as shown. Calculate the magnitude of the electric field a distance r' = 1.00 cm to the left of the center marble.1. A particle with charge q₁ = +4.5 μC is located at (x=0,y=0). A second particle with charge q2 = -8.6 μC is located at (x=0,y=4.00 cm), and a third charge 93 = +4.6 µC is located at (x-3.00 cm,y=0). (a) In your notebook, draw a diagram of the three-charge system showing the location of the charges. (b) Calculate the potential energy of this three-charge system. PE= JA 50.2 g ball of copper has a net charge of 2.2 pC. What fraction of the copper's electrons have been removed? (Each copper atom has 29 protons, and copper has an atomic mass of 63.5.)