In a LR circuit of 3 mH dinductance and `4 Omega` resistance, emf `E=4cos 1000t` volt is applied. The amplitude of current is

An emf E = 4 cos (1000t) volt is applied to an LR circuit of inductance 3 mH and resistance 4 Omega . What is the amplitude of current in the circuit ?

An emf E = 4 cos 1000t volt is applied to an L-R circuit of inductance 3 mH and resistance 4 Omega . The amplitude of the current in the circuit is

An e.m.f. E=4cos(1000t) volt is applied to an LR circuit of inductance 3mH and resistance 4ohm . The amplitude of current in the circuit is

An e.m.f. E=4cos(1000t) volt is applied to an LR circuit of inductance 3mH and resistance 4ohm . The amplitude of current in the circuit is

An e.m.f. e = 4 cos 1000 t volt is applied to LR circuit of inductance 3 mH and resistance 4 Omega . The amplitude of current in the circuit is

An emf of 15 V is applied in a circuit containing 5 H inductance and 10 Omega resistance. The ratio of the currents at time t = oo and t = 1 s is