Parallel Plates - 题库网 (tiku.one)

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 aimed midway between two parallel metal plate u1ypb7 gf76 :;dnkfz8uk9 nr 4rwvfg.s with a potential diffd7 gnufkp;wfru179zkr6bg:yf4.8v n erence of 400 V. The electron 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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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 placed eqy l,y-d /b./2;)pxhvkp vg3x le sqxf0ual distance between two large charged mxvfl/ge2y;)b kld s q 0pyx3.v/h,p-xetal
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 capacitor are separatv81ay ad im47ped by a distance ai4d1ypa m8 7vof 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 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 rel w c cbk6tpqefb8fut( ;hkhx1rl029:; eased between the two parallel plates of the fully charged capacitor shown to the right. What would be tbk0lc: fwt1qek6(hcr29;p fb u;xt8 hhe 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 oppositelqv dnnil4 rouq 9a7- z:)6w)oly charged plates as shown in the diagram. At which of the marked points shown in the diagram would a positively ch7n9olnvz q6 4ur)lida -:) wqoarged particle have the greatest electrical potential energy?

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