Calculate the electric potential energy of the three protons lie on the x-axis, at rest relative to one another as in Figure. when ro = 2.00 fm. (Note: 1 fm = 10-15 m; proton has a charge of +1.67 x 10^-19 C and a mass of 1.67 x 10^-27 kg) 91 To 92 O 7.88 x 10^15 J O 5.86 x 10^-13 J -2.88 x 10^-13 J O 2.88 x 10^-13 J To 93 x 27
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- 2. Three point-like charges are placed at the corners of a rectangle as shown in the figure, a = 28.0 cm and b What is the electric potential energy of the charge 92? 91 = -32.0 μC, 92 = –22.0 μC, 93 = J ssfoss sf60 ssf60 ssf60 ssf60 ssf60 92 soojas de ojas (jss Brojs8 09J800955198 09 +45.0 μC. ssf60 s** ssfóssissf60) 2160 48.0 cm. 0 s60 ssf60 ssf60 ssf60 ssf60 ssf60 s ssf60 ssf60 ssf60 ssf60 f60 ssfSuppose an electron orbits a proton in a spherical orbit. Does the electric potential energy of the electron-proton system change as the electron moves, or does it remain constant?Two protons are 3.9 x 10-5 m apart. What is the electrical potential energy between the two charges? Group of answer choices 9.46 x 10^-24 J 4.76 x 10^-24 J 4.95 x 10^-24 J 5.91 x 10^-24 J 6.58 x 10^-24 J
- Determine the initial electric potential energy of the system consisting of all four charges with q4 at infinity.1) A proton is released from rest at x = -2.0 cm in a constant electric field with magnitude 1.50 x10³ N/C, pointing in the positive x-direction. a) Calculate the change in the electric potential energy associated with the proton when it reaches x = 5.0 cm. b) Find the speed of the proton at x = 0.050 m. c) An electron is now fired in the same direction from the same position. What is the change in the electric potential energy associated with the electron if it reaches x = 12.0 cm? d) If the direction of the electric field is reversed and an electron is released from rest at x = 3.0 cm, by how much has the electric potential energy changed when the electron reaches x = 7.0 cm? e) Find the change in electric potential energy as it goes on from x = -0.120 m to x = -0.180 mOppositely charged parallel plates are separated by 5.09 mm. A potential difference of 600 V exists between the plates. (a) What is the magnitude of the electric field between the plates? (b) What is the magnitude of the force on an electron between the plates? (c) How much work must be done on the electron to move it to the negative plate if it is initially positioned 2.18 mm from the positive plate?
- Calculate the work done to move a positively charged particle of 2.5 x 10-18 C a distance of 3.0mm towards a positive plate in a uniform electric field of 556 NC-¹. A particular electron gun accelerates an electron a distance of 12 cm between a pair of charged plates across a potential difference of 15 kV. What is the magnitude of the force acting on the electron? (Use %=-1.6 x 10-¹9 C.)Two positive point charges are 1.90 cm apart. If the electric potential energy is 69.2 μJ, what is the magnitude of the force (in mN) between the two charges?A point charge Q1 = +4.8 μC is fixed in space, while a point charge Q2 = -3.5 nC, with mass 6.4 μg, is free to move around nearby. If Q2 is released from rest at a point 0.44 m from Q1, what will be its speed, in meters per second, when it is 0.25 m from Q1?