A parallel-plate capacitor is made of two square plates 20 cm on a side and 1 mm apart. The capacitor isconnected to a 50-V battery.Hint#a. What is the energy stored in the capacitor?Energy stored in the capacitor isb. With the battery still connected, the plates are pulled apart to a separation of 2 mm. What is theenergy stored in the capacitor now?Energy now stored in the capacitor isc. This time, starting from situation in (a), with the batteries disconnected (but capacitors stillcharged), the plates are pulled apart to a separation of 2 mm. What is the energy stored in thecapacitor now?Energy now stored in the capacitor isd. Comparing your results in (b) and (c) above, it makes sense that the energy stored in the capacitor-increases in (c), because the work done in separating the plates is stored as the electrostaticpotential energy.In (b), why does the energy decrease even though work is done in separating the plates?EDSubmit Questionс4O The energy is not conserved in static electricity.O The energy due to work done goes into the battery.O The energy stored in the capacitor does not include work done on the charges.O A negative work is done in separating the plates.RLLF%G Search or type URL5PJ.TG6μJ.HJ.MacBook ProY&7HU*8J(9K)0L

The parallel plate capacitor is made of 20 cm square plate The distance between the plate is d = 1…

A parallel-plate capacitor is made of two square plates 20 cm on a side and 1 mm apart. The capacitor is connected to a 50-V battery. Hint a. What is the energy stored in the capacitor? Energy stored in the capacitor is b. With the battery still connected, the plates are pulled apart to a separation of 2 mm. What is the energy stored in the capacitor now? Energy now stored in the capacitor is HJ. HJ. c. This time, starting from situation in (a), with the batteries disconnected (but capacitors still charged), the plates are pulled apart to a separation of 2 mm. What is the energy stored in the capacitor now? Energy now stored in the capacitor is HJ. d. Comparing your results in (b) and (c) above, it makes sense that the energy stored in the capacitor increases in (c), because the work done in separating the plates is stored as the electrostatic potential energy. In (b), why does the energy decrease even though work is done in separating the plates? Submit Question O The energy is not conserved in static electricity. O The energy due to work done goes into the battery. O The energy stored in the capacitor does not include work done on the charges. O A negative work is done in separating the plates.

A parallel-plate capacitor is made of two square plates 20 cm on a side and 1 mm apart. The capacitor is connected to a 50-V battery. Hint a. What is the energy stored in the capacitor? Energy stored in the capacitor is b. With the battery still connected, the plates are pulled apart to a separation of 2 mm. What is the energy stored in the capacitor now? Energy now stored in the capacitor is HJ. HJ. c. This time, starting from situation in (a), with the batteries disconnected (but capacitors still charged), the plates are pulled apart to a separation of 2 mm. What is the energy stored in the capacitor now? Energy now stored in the capacitor is HJ. d. Comparing your results in (b) and (c) above, it makes sense that the energy stored in the capacitor increases in (c), because the work done in separating the plates is stored as the electrostatic potential energy. In (b), why does the energy decrease even though work is done in separating the plates? Submit Question O The energy is not conserved in static electricity. O The energy due to work done goes into the battery. O The energy stored in the capacitor does not include work done on the charges. O A negative work is done in separating the plates.

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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Concept explainers

Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.

Question

A parallel-plate capacitor is made of two square plates 20 cm on a side and 1 mm apart. The capacitor is
connected to a 50-V battery.
Hint
#
a. What is the energy stored in the capacitor?
Energy stored in the capacitor is
b. With the battery still connected, the plates are pulled apart to a separation of 2 mm. What is the
energy stored in the capacitor now?
Energy now stored in the capacitor is
c. This time, starting from situation in (a), with the batteries disconnected (but capacitors still
charged), the plates are pulled apart to a separation of 2 mm. What is the energy stored in the
capacitor now?
Energy now stored in the capacitor is
d. Comparing your results in (b) and (c) above, it makes sense that the energy stored in the capacitor-
increases in (c), because the work done in separating the plates is stored as the electrostatic
potential energy.
In (b), why does the energy decrease even though work is done in separating the plates?
E
D
Submit Question
с
4
O The energy is not conserved in static electricity.
O The energy due to work done goes into the battery.
O The energy stored in the capacitor does not include work done on the charges.
O A negative work is done in separating the plates.
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