Rearranging equations - is this correct?

  • Thread starter Lucy573
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  • #1
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Homework Statement



Rearrange F=Kq1q2/r^2 to make K the subject

Homework Equations





The Attempt at a Solution



K=Fr^2/q1q2 - is this correct? Sorry Im new to this!! Thanks :)
 

Answers and Replies

  • #2
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Yes, that's correct.
 
  • #3
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Fab thanks - should have more faith!!!
 
  • #4
44
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If you want to check your answer, just make up values for k, q1, q2, and r and find F. Then use that F along with the same values for q1, q2, and r and see if you get what you assigned to k originally.
 

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