Find the instantaneous frequency in Hz at t=120 sec for 1-Cos(100πt+30) 2-Cos(100πt+200 sin〖(πt/100)〗)
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- A=75, B=128. Determine the resonant frequency wo for the circuit of Fig. 2.35. ll 2 μF 1 k2 1 H Figure 2.35 Circuit for Problems 8 and 9.A sinusoidal voltage Av = 35.0 sin(100t), where Av is in volts and t is in seconds, is applied to a series RLC circuit with L = 140 mH, C = 99.0 μF, and R = 59.0 0. (a) What is the impedance (in 2) of the circuit? 105.13 Ω (b) What is the maximum current (in A)? 0.333 A (c) Determine the numerical value for w (in rad/s) in the equation / = I max rad/s 100 sin(wt - p). (d) Determine the numerical value for (in rad) in the equation i = Imax sin(wt - p). -0.9749 rad (e) What If? For what value of the inductance (in H) in the circuit would the current lag the voltage by the same angle & as that found in part (d)? H (f) What would be the maximum current (in A) in the circuit in this case? A