A coil inductance L and resistance R is connected to a constant voltage source. How soon will the coil current attains `eta(etalt1)` fraction of the steady state value?

A coil of inductance L = 300 mH and resitance R = 140 m Omega is connected to a constant voltage source. How soon will the coil current reach eta = 50 % of the steady-state value ?

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

A coil resistance R and inductance L is connected to a battery of emf E volt. The final current in the coil is

A coil of inductance 0.2 H and 1.0 W resistance is connected to a 90 V source. At what rate will the current in the coil grow at the instant the coil is connected to the source?

A coil of inductance 5.0 mH and negligible resistance is connected to an alternating voltage V=10 sin (100t) . The peak current in the circuit will be: