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Question
Two parallel wires carrying equal currents of 10 A attract each other with a force of 1 mN. If both currents are doubled, the force of attraction will be:A) 0.25mN
B) 0.5mN
C) 1mN
D) 2mN
E) 4mN
Answer
This answer is hidden. It contains 1 characters.
Related questions
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