Two uncharged spheres are separated by 3.40 m. If 3.20 x 10¹2 electrons are removed from one sphere and placed on the other, determine the magnitude of the Coulomb force (in N) on one of the spheres, treating the spheres as point charges. HINT N
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- A uniformly charged thin ring has radius 15.0 cm and total charge 20.0 nC. An electron is placed on the ring's axis a distance 30.0 cm from the center of the ring and is constrained to stay on the axis of the ring. The electron is then released from rest. For related problemsolving tips and strategies, you may want to view a Video Tutor Solution of A ring of charge. ▶ Part A Part B Find the speed of the electron when it reaches the center of the ring. Express your answer in meters per second. VE ΑΣΦ V= Submit Provide Feedback Request Answer Constants ? m/s Next >Q4.Three point charges lie along the x axis as shown in the picture on the right side. The positive charge q,=15.0µC is at x= 2.00m, the positive charge q, =6.00µC is at the ori- gin(0,0), and the net force acting on q, is zero. What is the x coordinate of q,? 2.00 m Ex +– 2.00 – x - 12 F23 43 F13esc The nucleus of a 125 Xe atom (an isotope of the element xenon with mass 125 u) is 6.0 fm in diameter. It has 54 protons and charge q = +54e. R 2 R F2 W # 3 80 E $ 4 R Part A What is the electric force on a proton 2.6 fm from the surface of the nucleus? Hint: Treat the spherical nucleus as a point charge. Express your answer with the appropriate units. F= 8.64 Part B μà 1 Submit Previous Answers Request Answer % 5 X Incorrect; Try Again; 4 attempts remaining F5 What is the proton's acceleration? Express your answer with the appropriate units. Value T → HA N 6 C FIC ? Units MacBook Air Y & 7 U * 8 FB ( 9 F9 0 0 P + Review
- a) At what distance from a particle with a charge of 6.00 nC does the electric field of that charge have a magnitude of 4 N/C? The distance =30.acellus.com/Student Functions/Interface/acellus_engine.html... C Three identical 6.39 x 10-4 C charges are on the corners of an equilateral triangle of side 3.35 m. Find the magnitude of the net force on 93. 92 (Make sure you know the direction of each force! Remember, equilateral triangles have 60 degree interior angles.) magnitude (N) ional Academy of Science. All Rights Reserved. Q Search O 91 a H HD Enter 93 hulu