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Author Question: A 2.0-m rope is lying on a table. You pick up one end and start raising it vertically. How high ... (Read 87 times)

FButt

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on: Jul 29, 2018
A 2.0-m rope is lying on a table. You pick up one end and start raising it vertically. How high above the table is the center of mass (or center of gravity) of the rope when half of the rope has lifted off the table?
 
  A) 0.25 m
  B) 0.50 m
  C) 0.75 m
  D) 1.0 m
  E) 1.5 m

Question 2

A piece of plastic has a net charge of +2.00 C. How many more protons than electrons does this piece of plastic have? (e = 1.60  10-19 C)
 
  A) 1.25  1013
  B) 1.25  1019
  C) 2.50  1013
  D) 2.50  1019
  E) 3.01  1023
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Tabitha_2016

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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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FButt

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Reply #2 on: Jul 29, 2018
Thanks


Tabitha_2016

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Reply #3 on: Jul 29, 2018
Welcome :)


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