The dimension of $\sqrt{\frac{\mu_0}{\epsilon_0}}$ is equal to that of : ( $\mu_0=$ Vacuum permeability and…

The dimension of $\sqrt{\frac{\mu_0}{\epsilon_0}}$ is equal to that of :
( $\mu_0=$ Vacuum permeability and $\epsilon_0=$ Vacuum permittivity)
  1. Voltage
  2. Capacitance
  3. Inductance
  4. Resistance

Solution

$\begin{aligned} & L=\frac{\mu_0 N A}{\ell} \\ & C=\frac{A \epsilon_0}{d} \\ & \frac{L}{C} \propto \frac{\mu_0}{\epsilon_0} \\ & \sqrt{\frac{\mu_0}{\epsilon_0}} \propto \sqrt{\frac{L}{C}} \\ & \frac{L}{C}=\frac{\tau R}{(\tau / R)}=R^2 \\ & \sqrt{\frac{\mu_0}{\epsilon_0}}=R\end{aligned}$

Asked in: JEE Main 2025 (07 Apr Shift 2)

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