| A current loop, having two circular arcs joined by two radial lines y shown in the figure. It carries a current of 10 A. The magnetic field at point 0 will be close to: [JEE Main 09-Jan-2019 Morning] |
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A) \[~1.5\,\,\times \,\,\text{1}{{0}^{-5}}\,T\]
B) \[1.0\times {{10}^{-\,5}}\,T\]
C) \[1.5\,\,\times \,\,{{10}^{-7}}\,T~\]
D) \[1.0\times \text{1}{{0}^{-7}}\,T\]
Correct Answer: B
Solution :
[b]  |
| B due to wire QR: - |
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| B due to wire PS: - |
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| Option [b] is correct |
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