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

1#

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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2#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

02.35: A 300 eV electron is aime k,xn5kmr o7crr06 k+pd midway between two parallel metal plates with a potential difference of 400 V. The electron is deflected upwards and strikes the upper plate as shown. What would be the kinetic enncr 6 05rk+,kpo7rxmkergy of the electron just before striking the metal plate?

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3#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

00.17 An alpha particle and a proton are ptl) m5/kl lm(-jqm/zylaced equal distance between two large chartlq m /()/zk-l ymmj5lged 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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4#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

16.25: The plates of a large parallel-plate capa7j4 ;71e okbvestr (tscitor 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 7sso4(be jvr;kt1t 7eforce of 1.00 N. What is the magnitude of the charge released between the plates?

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5#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

03.39: A proton is released between the two pa:b8fr: cu,loarallel plates of the fully charged capacitor shclfro:b8u, a: own to the right. What would be the resulting acceleration of the proton?

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6#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

99.24: Consider the two oppositely charged plates ahk/p .2a bok: cg9as+fs shown in the diagram. At which of the marked points shown in the diagram would a posi o/p 9g+aah f:ckb.s2ktively charged particle have the greatest electrical potential energy?

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