Consider the RL circuit of Figure. The circuit input is the voltage υi(t).(a) Write the st...

Consider the RL circuit of Figure. The circuit input is the voltage υi(t).

(a) Write the state equations for the circuit, with the state variable equal to the current i(t) and the output equal to the resistance voltage υR(t).

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(b) Write the state equations for the circuit, with both the state variable and the output equal to υR(t).