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Title: The force between a 30-mc charge and a -90mc charge is 6.8 N. How far apart are they.docx
Description: exam questions with complete answer and explanation
Description: exam questions with complete answer and explanation
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QUESTION
The force between a 30-mc charge and a -90mc charge is 6
...
How far apart are they?
Answer
r = 1
...
8 N
Q1 = 30μC
Q2 = 90μC
F = kQ1Q2/r2 ;
k = 8
...
8 = 8
...
273/6
...
57
r = √3
...
9 m
Title: The force between a 30-mc charge and a -90mc charge is 6.8 N. How far apart are they.docx
Description: exam questions with complete answer and explanation
Description: exam questions with complete answer and explanation