\(\oint \overrightarrow{\mathbf{B}} \cdot \overrightarrow{\mathbf{d}}l\) is equal to
A. μI0
B. μ0I0
C. \(\frac{\mu_{\mathrm{o}}}{\mathrm{I}_{\mathrm{o}}}\)
D. \(\frac{\mathrm{I}_{\mathrm{o}}}{\mu_{\mathrm{o}}}\)
Answer:B
\(\oint \overrightarrow{\mathbf{B}} \cdot \overrightarrow{\mathbf{d}}l\) is equal to
A. μI0 B. μ0I0 C. \(\frac{\mu_{\mathrm{o}}}{\mathrm{I}_{\mathrm{o}}}\) D. \(\frac{\mathrm{I}_{\mathrm{o}}}{\mu_{\mathrm{o}}}\)