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 two paralledh+ xend(,rpf u-m5ohy6z:0 jl metal plates with a potential difference of 400 V. The electn,:md rjyzf-+opu6e 5x0d (hhron is deflected upwards 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 proton are placed equal distance between two larg q39d-ewpb; ut/elc7be charge3bcdq epw9/-u ltbe; 7d metal
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-p u86 0kc3qmpkrlate capacitor are separated by a 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 released between thp0k c8k q6mur3e plates?

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03.39: A proton is released between the two parallel plates of the fullv 1loj1) 7wqd6,+ ufs ;cnutvhy charged capacitor shown to the right. What would be the resulting accelerationuo;)uf +6lv nstv ,11q7hw djc of the proton?

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99.24: Consider the twg9vl7iv uj1 h.o oppositely charged plates as shown in the diagram. At which of the marked points shown in the diagram 1v7hgj iu9l.v would a positively charged particle have the greatest electrical potential energy?