1.

In an unloaded transformer, the fluxes limiting the primary and secondary are 25 mwb and 15 mwb. The coefficient of coupling

A. cannot be calculated
B. <table><tr> <td rowspan="2"> </td> <td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>5</center></td><td rowspan="2"></td></tr><td align="center">3</td></table>
C.
D. <table><tr> <td rowspan="2"> </td> <td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>3</center></td><td rowspan="2"></td></tr><td align="center">5</td></table>
E. 25: 15
Answer» D. <table><tr> <td rowspan="2"> </td> <td style="border-bottom:1px solid #000000;vertical-align:bottom;padding-bottom:2px;"><center>3</center></td><td rowspan="2"></td></tr><td align="center">5</td></table>


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