Multiple Choice
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) 0.25 mN
B) 0.5 mN
C) 1 mN
D) 2 mN
E) 4 mN
Correct Answer:

Verified
Correct Answer:
Verified
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