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Author Question: A +3.0-C point charge is initially extremely far from a positive point charge Q. You find that it ... (Read 128 times)

Tazate

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on: Jul 29, 2018
A +3.0-C point charge is initially extremely far from a positive point charge Q.
 
  You find that it takes 41 J of work to bring the +3.0-C charge to the point x = 3.0 mm, y = 0.0 mm and the point charge Q to the point x = -3.0 mm, y = 0.00 mm. What is Q? (k = )
  A) 27 pC B) 9.1 C C) 4.6 C D) 55 nC

Question 2

An aluminum rod 17.400 cm long at 20C is heated to 100C. What is its new length? Aluminum has a linear expansion coefficient of 25  10-6 K-1.
 
  A) 17.435 cm
  B) 17.365 cm
  C) 0.348 cm
  D) 0.0348 cm
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poopface

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Reply #1 on: Jul 29, 2018
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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Tazate

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Reply #2 on: Jul 29, 2018
Both answers were spot on, thank you once again


poopface

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Reply #3 on: Jul 29, 2018
Great! Please up vote :D


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