1370 A resistor R and an inductor L are connected in series with a seat of constant e.m.f., E. 1101 (1gh of ftal 10 (a) (b) Find the r.m.s. current in the circuit from time 0 to time T, if the switch is closed at time C Find the average rate at which energy is being stored in the magnetic field from pak time 0 to time 2 T.,where T. is the time constant of the circuit. (Note: do not confuse here, or anywhere else, instantaneous power and average power).

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1370 A resistor R and an inductor L are connected in series with a seat of constant e.m.f., E.ma
13 101 (idah 01 ftal 10
(a)
(b)
Find the r.m.s. current in the circuit from time 0 to time T, if the switch is closed at time 0.
Find the average rate at which energy is being stored in the magnetic field from
time 0 to time 2 T.,where To is the time constant of the circuit.
(Note: do not confuse here, or anywhere else, instantaneous power and average power).
Transcribed Image Text:1370 A resistor R and an inductor L are connected in series with a seat of constant e.m.f., E.ma 13 101 (idah 01 ftal 10 (a) (b) Find the r.m.s. current in the circuit from time 0 to time T, if the switch is closed at time 0. Find the average rate at which energy is being stored in the magnetic field from time 0 to time 2 T.,where To is the time constant of the circuit. (Note: do not confuse here, or anywhere else, instantaneous power and average power).
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