Force between two parallel current-carrying wires

1. A.
   1
2. B.
   2.4
3. C.
   1.4
4. D.
   2

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1. A.
   $1.2 \times 10^{- 5}\text{ }N$ directed towards wire $X$.
2. B.
   $1.2 \times 10^{- 4}\text{ }N$ directed away from wire $X$.
3. C.
   $1.2 \times 10^{- 4}\text{ }N$ directed towards wire $X$.
4. D.
   $2.4 \times 10^{- 5}\text{ }N$ directed towards wire $X$.

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1. A.
   $\frac{F_{1}}{8}$
2. B.
   $8F_{1}$
3. C.
   $10{\text{ }F}_{1}$
4. D.
   $\frac{F_{1}}{10}$

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1. A.
   $1:2$
2. B.
   $1:3$
3. C.
   $1:4$
4. D.
   $1:5$

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1. A.
   $6 \times 10^{- 7}\text{ }N$ towards $P$
2. B.
   $6 \times 10^{- 6}\text{ }N$ towards $R$
3. C.
   $6 \times 10^{- 7}\text{ }N$ towards $R$
4. D.
   $6 \times 10^{- 6}\text{ }N$ towards $P$

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