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Two 10 \mathrm{~cm} long, straight wires, each carrying a current of 5 \mathrm{~A} are kept parallel to each other. If each wire experienced a force of 10^{-5} \mathrm{~N}, then separation between  the wires is ________ \mathrm{cm}.

Option: 1

5


Option: 2

-


Option: 3

-


Option: 4

-


Answers (1)

best_answer



\mathrm{F_{2 / 1}=\frac{\mu_{0} i_{1} i_{2}}{2 \pi a} \, l_{2}}
\mathrm{10^{-5}=\frac{2 \times 10^{-7} \times 5 \times 5 \times 10^{-1}}{a}}
\mathrm{a=50 \times 10^{-3} \mathrm{~m}}

\mathrm{a=5 \mathrm{~cm}}
 

Posted by

Shailly goel

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