Multiple Choice Help:
** When s conducting sphere is charged positively, initially the charge is deposited on the left side. However, due to the sphere's conducting nature, the charge spreads uniformly throughout the surface of the sphere. Charge is uniformly distributed because: **
A. charged atoms at the location of the charge distribute throughout the surface
B. excess protons move at the location of the charge to rest
C. excess electrons within the sphere move toward excess protons
D. excess charge within the sphere moves out into the ground from the surface by grounding to reduce charge buildup
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Here is what I got from the question: The sphere must be made of a conducting material, such as a metal. The question must be asking how a conductor works. The pictorial diagram would be:
+ --> a sphere *shown as ()* --> (+)
I do not know what the answer is; however, I think that since a conductor is contains free charged particles to carry the electrical charge across it, C and D must not be the answers to the question.
Overall, I think that A may be the best answer.
PLEASE correct me. Please let me know why the answer is what it is, especially if A is not the answer.
All help is appreciated. =)
drive mean spuare charge radius uniformly charged sphere r^2 = R^2
Your analysis of the question is correct. The question is asking why the charge spreads uniformly throughout the surface of the conducting sphere. Since the sphere is made of a conducting material, the charge is free to move and distribute itself evenly across the entire surface.
Let's analyze the options:
A. "Charged atoms at the location of the charge distribute throughout the surface." This option is incorrect because the charge is not distributed by charged atoms. Rather, it is the excess charge itself that moves within the material.
B. "Excess protons move at the location of the charge to rest." This option is also incorrect because the charge distribution on the sphere is not due to protons moving to rest. It is not the protons specifically that are involved in this process.
C. "Excess electrons within the sphere move toward excess protons." This option is incorrect. While electrons and protons are involved in charge distribution, it is not the excess electrons moving toward the excess protons that cause the charge to spread uniformly on the surface.
D. "Excess charge within the sphere moves out into the ground from the surface by grounding to reduce charge buildup." This option is also incorrect. Grounding is a separate process in which excess charge is transferred from a charged object to the ground. It does not explain why the charge spreads uniformly on the surface of the conducting sphere.
Therefore, the correct answer is A. The charge is uniformly distributed because the excess charge within the sphere moves freely and distributes itself evenly over the surface of the conducting sphere. It is not due to the redistribution of charged atoms, protons, electrons moving toward protons, or grounding.
I hope this clarifies the answer for you! If you have any further questions, feel free to ask.