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What happenes to the force between magnetic poles when their pole strenth and the distance between them are both doubled?
Option: 1
Force increases to two times the previous value

Option: 2
No change

Option: 3
Force decreases to half the previous value

Option: 4
Force increases to four times the previous value

Answers (1)

best_answer

$F \alpha$ $\frac{m_{1}m_{2}}{r^{2}}$

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