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Author Question: A pair of charged conducting plates produces a uniform field of 12,000 N/C, directed to the right, ... (Read 47 times)

aabwk4

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on: Oct 11, 2019

Question 1

The figure shows two tiny 5.0-g spheres suspended from very light 1.0-m-long threads. The spheres repel each other after each one is given the same positive charge and hang at rest when θ = 4.1°. What is the charge on each sphere? (k = 1/4πε0 = 9.0 × 109 N ∙ m2/C2)



◦ 89 nC
◦ 22 nC
◦ 45 nC
◦ 360 nC
◦ 180 nC

Question 2

A pair of charged conducting plates produces a uniform field of 12,000 N/C, directed to the right, between the plates. The separation of the plates is 40 mm. An electron is projected from plate A, directly toward plate B, with an initial speed of v0 = 2.0 × 107 m/s. What is the speed of the electron as it strikes plate B? , melectron = 9.11 × 10-31 kg)



◦ 1.8 × 107 m/s
◦ 2.1 × 107 m/s
◦ 2.4 × 107 m/s
◦ 1.2 × 107 m/s
◦ 1.5 × 107 m/s
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Marked as best answer by aabwk4 on Oct 11, 2019

jsm54321

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Reply #1 on: Oct 11, 2019
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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aabwk4

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Reply #2 on: Oct 11, 2019
TY


jsm54321

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Reply #3 on: Oct 11, 2019
You're welcome


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