TS EAMCET · Physics · Magnetic Effects of Current
Two long straight parallel wires \(A\) and \(B\) separated by 5 m carry currents 2 A and 6 A respectively in the same direction. The resultant magnetic field due to the two wires at a point of 2 m distance from the wire \(A\) in between the two wires is
- A \(2 \times 10^{-6} \mathrm{~T}\)
- B \(2 \times 10^{-7} \mathrm{~T}\)
- C \(4 \times 10^{-7} \mathrm{~T}\)
- D \(4 \times 10^{-6} \mathrm{~T}\)
Answer & Solution
Correct Answer
(B) \(2 \times 10^{-7} \mathrm{~T}\)
Step-by-step Solution
Detailed explanation
\(\begin{aligned} & \mathrm{I}_1=2 \mathrm{~A}, \mathrm{I}_2=6 \mathrm{~A} \\ & \mathrm{r}_1=2 \mathrm{~m}, \mathrm{r}_2=3 \mathrm{~m}\end{aligned}\) The resultant magnetic field at point \(P\) is…
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