Question

The unit of $\frac{L}{R}$ is (where L= inductance and R= resistance)

• A. sec
• B. $se{c}^{-1}$
• C. volt
• D. Ampere

Answer 1

The correct option is A sec

$\left[\frac{L}{R}\right]$ is a time constant so its unit is same as the unit of time which is seconds.