Ch5 HW6 - Ch5 HW6

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Ch5 HW6 (Homework) BRANDON JARROTT FELDKAMP PHYS 2211, section M, Fall 2008 Instructor: Jennifer Curtis Web Assign Current Score: 11 out of 12 Due: Friday, October 10, 2008 09:00 AM EDT Description Gravitational potential energy near the Earth's surface; electric potential energy; mass of a multiparticle system Instructions Reading: Sections 5.12-5.16 You may submit each question part separately; three submissions per part. The due date for this assignment is past. Your work can be viewed below, but no changes can be made. 1. [MI2 05.X.43.01] 7/7 points Two protons are a distance 3 10 –9 m apart. What is the electric potential energy of the system consisting of the two protons? U el = 7.68e-20 7.68e-20 joules If the two protons move closer together, will the electric potential energy of the system increase, decrease, or remain the same? remain the same decrease increase A proton and an electron are a distance 3 10 –9 m apart. What is the electric potential energy of the system consisting of the proton and the electron? U
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Ch5 HW6 - Ch5 HW6

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