MCQOPTIONS
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MCQOPTIONS
| 1. |
Two coils of self-inductance \[{{L}_{1}}\] and \[{{L}_{2}}\] are placed closer to each other so that total flux in one coil is completely linked with other. If \[M\] is mutual inductance between them, then [DCE 2002] |
| A. | \[M={{L}_{1}}{{L}_{2}}\] |
| B. | \[M={{L}_{1}}/{{L}_{2}}\] |
| C. | \[M=\sqrt{{{L}_{1}}{{L}_{2}}}\] |
| D. | \[M={{({{L}_{1}}{{L}_{2}})}^{2}}\] |
| Answer» D. \[M={{({{L}_{1}}{{L}_{2}})}^{2}}\] | |