• Part A A parallel-plate capacitor is constructed from two 15 cm x 15 cm electrodes spaced 1.5 mm apart. The capacitor plates are charged to + 20 nC, then disconnected from the battery. How much energy is stored in the capacitor? Express your answer using two significant figures. U = Value Units Submit Reguest Answer • Part B Insulating handles are used to pull the capacitor plates apart until the spacing is 2.8 mm. Now how much energy is stored in the capacitor? Express your answer using two significant figures. ? Uz = Value Units Submit Request Answer • Part C Energy must be conserved. How do you account for the difference between A and B? O Work was done to pull the plates apart. O The electric field supplied addtional energy. O Kinetic energy of the charges was transformed into potential energy. O The battery supplied additional energy Submit Resuest Answer

• Part A A parallel-plate capacitor is constructed from two 15 cm x 15 cm electrodes spaced 1.5 mm apart. The capacitor plates are charged to + 20 nC, then disconnected from the battery. How much energy is stored in the capacitor? Express your answer using two significant figures. U = Value Units Submit Reguest Answer • Part B Insulating handles are used to pull the capacitor plates apart until the spacing is 2.8 mm. Now how much energy is stored in the capacitor? Express your answer using two significant figures. ? Uz = Value Units Submit Request Answer • Part C Energy must be conserved. How do you account for the difference between A and B? O Work was done to pull the plates apart. O The electric field supplied addtional energy. O Kinetic energy of the charges was transformed into potential energy. O The battery supplied additional energy Submit Resuest Answer

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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