A charge of 2q is drawn with how many times as many field lines as a charge of q?
A4
B2
C1
D3
Answer & Solution
Correct answer: B. 2
1. The number of lines is proportional to the magnitude.
2. Twice the charge means twice the lines.
3. So the answer is 2.
_Source: OpenStax University Physics Volume 2, Chapter 5, Electric Charges and Fields._
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