Q28. The current in an inductor is given by $\mathbf { I } = ( 3 \mathbf { t } + 8 )$ where $\mathbf { t }$ is in second. The magnitude of induced emf produced in the inductor is 12 mV . The self-inductance of the inductor $\_\_\_\_$ mH .
Q28. The current in an inductor is given by $\mathbf { I } = ( 3 \mathbf { t } + 8 )$ where $\mathbf { t }$ is in second. The magnitude of induced emf produced in the inductor is 12 mV . The self-inductance of the inductor $\_\_\_\_$ mH .