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How does the Electrostatic Discharge occur in the following situations? Explain with
suitable mathematical substantiations.
a. Insulator surfaces are rubbing together.
b. Insulator surfaces are pulling apart.
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- A PVC rod is rubbed with fur. During the process 5 x 1010 electrons are transferred from the fur to the rod. What is the net charge of the fur? A. +8.0 nC В. -8.0 nC С. +50 nC D. -50 nC1. A glass rod with a charge of -5 nC is brought near to a metal sphere resting upon an insulating stand. The sphere has a net charge of -3 nC. While the rod is kept near the sphere, a grounding wire is briefly connect to the sphere. What is the new, net charge on the sphere? 2. A solid conductor with three, empty internal cavities has a net charge of +19 nC. If a +11 nC charge is teleported into one of the cavities, what are two possible charges that could be teleported into the other cavities (one charge per cavity) such that the conductor has zero net charge on its surface?Item 7 When two identical ions are separated by a distance of 8.4×10-10 m, the electrostatic force each exerts on the other is 5.2×10-9 N. Part A How many electrons are missing from each ion? Express your answer as an integer. ► View Available Hint(s) N₂ = Submit Provide Feedback ΠΑΣΦ ?
- As shown below, an alpha particle (m = 6.642 × 10-27 kg, q = +2e) is shot upward with an initial speed of v; = 3.50 x 105 m/s from one large plate of charge toward another large plate of 8. charge. Each plate has a charge density given below. Assume gravity is negligible. а. Find the speed of the alpha particle once it hits the positively charged plate. b. Which plate is at the higher potential, the top plate or the bottom plate? Explain using physical reasonng. 02 = +2.50 µC/m² 2.00 mm V; = 3.50 × 10° m/s 01 = +4.50 µC/m²Answered: X https://porta x B 3.2 Explorir g x Learning ac x Learning ac x .content-service.brightspace.com ScormEngineinterface defauitui/player/modlem.html?configuration=88030417-4 3. Examine the charge distribution in the diagram below. 4.0x10:5 q3 24cm q1 q2 +) 24cm 2. 5 5. a. Determine the net force charge acting at g1 (+ 2.0 x 10 C), caused by q2 (- 4.0 x 10 C) and g3 (-4.0 x 10 C) Be sure to include a free body diagram 5. representing the force acting at q1 in your solution. b. Determine the net electric field acting at q1Two small balls with a mass of 2 g each are hanging on two separate strings 0.25 m (25 cm) long attached to a common point. They are given an identical negative charge and spread apart to a distance 3 cm from each other. Determine the charge on each ball by finding the forces in equilibrium and using Coulomb's law. How many electrons are there on each ball? What will happen in an identical situation if the mass of the balls is cut in half? What would happen if the charge on each ball is doubled?
- Suppose that the sphere of a Van de Graaff generator gathers a charge. Then the motor is turned off and the sphere is allowed to reach electrostatic equilibrium. The charge ___. a. resides both on its surface and throughout its volume b. resides mostly inside the sphere and only emerges outside when touched c. resides only on the surface of the sphereIn an electrically neutral insulator, electrons are *not* able to move around freely as they can in a conductor. How, then, is it possible for an external electric field to induce a charge distribution in a chunk of insulating material?A point charge, q = -5.0 nC, and m = 2.0 x 10-18 kg, is shot vertically upward with an initial speed of 3.0 x 105 m/s from a thin, infinite, planar sheet of uniform charge with surface charge density of σ = +4.0 . To what vertical elevation will q rise above the sheet of charge? Neglect gravity. a. 6.0 cm b. 8.0 cm c. 5.0 cm d. 4.0 cm e. 7.0 cm
- 5 a. How many electrons are needed to form a charge of Q1 = -7 nC? b. If you touch two charge balls of - 60 nC and 70 nC, what will be the net charge after touching them together?Solve the following word problems with solutionConsider the two conducting spheres, A and B, on insulating stands, as shown below. A A large number of protons are moved from sphere A to sphere B. When a negatively-charged rubber balloon is brought near the two objects, ---. a) the balloon will be attracted to A and have no reaction to B b) the balloon will have no reaction to A and be repelled from B C) the balloon will be repelled from A and have no reaction to B d) the balloon will be attracted to A and repelled from B e) the balloon will be repelled from A and attracted to B f) the balloon will have no reaction to A and be attracted to B