AP EAMCET · PHYSICS · Magnetic Effects of Current
Two infinite long wires each carrying a current \(10 \mathrm{~A}\) are bend to form a right angle as shown in the figure. Then the magnetic induction at ' \(\mathrm{O}\) ' is \(\left[\mu_0=4 \pi \times 10^{-7} \mathrm{Hm}^{-1}\right]\)
- A \(\begin{aligned} & 1 \times 10^{-3} \mathrm{~T}\end{aligned}\)
- B \(\begin{aligned}& 1 \times 10^{-4} \mathrm{~T} \end{aligned}\)
- C \(\begin{aligned} & 3 \times 10^{-4} \mathrm{~T} \end{aligned}\)
- D \(\begin{aligned} &0\end{aligned}\)
Answer & Solution
Correct Answer
(B) \(\begin{aligned}& 1 \times 10^{-4} \mathrm{~T} \end{aligned}\)
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