Charges Q₁ and Q₂ Exert Repulsive Forces of 10 N

question 7

Multiple Choice

Charges q₁ and q₂ exert repulsive forces of 10 N on each other.What is the repulsive force when their separation is decreased so that their final separation is 80% of their initial separation?

• A)16 N
• B)12 N
• C)10 N
• D)8.0 N
• E)6.4 N

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