MCQOPTIONS
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MCQOPTIONS
| 1. |
The magnetic flux density in a magnetic material with susceptibility zm = 6 in a given region as B = 0.005 y2 ax T. Find the magnitude of current density J at y = 0.4 m |
| A. | \(\frac{{{{10}^4}}}{{7\pi }}A/{m^2}\) |
| B. | \(\frac{{{{10}^4}}}{{5\pi }}A/{m^2}\) |
| C. | \(\frac{{{{10}^2}}}{\pi }A/{m^2}\) |
| D. | None of the above |
| Answer» B. \(\frac{{{{10}^4}}}{{5\pi }}A/{m^2}\) | |