Question

A coil of inductance 300 mH and resistance $2\Omega$ is connected to a source of voltage 2V. The current reaches half of its steady state value in

• A. 0.05 s
• B. 0.1 s
• C. 0.105 s
• D. 0.3 s

Answer 1

The correct option is C 0.105 s

Hence, option $B$ is the correct answer.