Parallel Plates - 无忧得胜-网上国际课程 (5edu.win)

?作业考试练习?美国物理杯赛(Physics Bowl)?Parallel Plates

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习题练习：Parallel Plates

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作者: admin 发布日期: 2024-08-22 20:09 总分: 6分得分: _____________

答题人: 游客未登录开始时间: 24年08月22日 10:55 切换到: 整卷模式

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02.38: A$5×10^{−6}$coulomb electric charge is placed midway between two parallel metal plates connected to a 9-volt battery. If the electric charge experiences a force of$1.5 × 10^{−4}$newtons, what is the separation of the metal plates?

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02.35: A 300 eV electron is aimed midway between t7;s nh*g;8 nxmh ( oh/nnecl;n*od,c gwo parallel metal plates with a potential difference of 400 V. The electron is deflected upwards clg*hxh nh;;(nmnos*ngdc; e8o7,n/ and strikes the upper plate as shown. What would be the kinetic energy of the electron just before striking the metal plate?

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00.17 An alpha particle and a prot+*ijns no. k 094ohoxwon are placed equal distance between two large charged menio+k.nsx 9*j ho0w 4otal
plates as shown. Which of the following would best describe the motion of the two particles if they were free to move?

A. The alpha particle will travel upwards with twice the velocity of the proton.

B. Both particles will travel upwards with the same velocity.

C. The alpha particle will accelerate upwards with twice the acceleration of the proton.

D. Both particles will accelerate upwards with the same acceleration.

E. The alpha particle will accelerate upwards with half the acceleration of the proton.

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16.25: The plates of a large parallel-plate capacitor are separated by feue h 0 ;nstz:z87-coa distance of 0.05 m. The potential difference between the plates is 24.0 V. A charge released from rest between the plates experiences an electric force of 1.00 N. What is the magnitude of the charge rele zfc-hz78u;sete0 o:n ased between the plates?

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03.39: A proton is released beq/o1 2qhm2a 2gp wj1abtween the two parallel plates of the fully charged capacitor shown to the right. What would be the resulting acceleration of the ppo b/2g 2q2aq11hwmjaroton?

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99.24: Consider the two oppositely charged platgzmf5 *r; kyb))7 scbies as shown in the diagram. At which of the marked points shown in the diagram would7gkb)) zcr5ifsy ;*mb a positively charged particle have the greatest electrical potential energy?