SSM WWW An RLC circuit such as that of Fig. 31-7 has R = 5.00 Ω, C = 20.0 µF, L = 1.00 H, and ℰm = 30.0 V. (a) At what angular frequency ωd will the current amplitude have its maximum value, as in the resonance curves of Fig. 31-16? (b) What is this maximum value? At what (c) lower angular frequency ωd1 and (d) higher angular frequency ωd2 will the current amplitude be half this maximum value? (e) For the resonance curve for this circuit, what is the fractional half-width (ωd1 – ωd2)/ω?
Trending nowThis is a popular solution!
Chapter 31 Solutions
Fundamentals of Physics, Volume 1, Chapter 1-20
Additional Science Textbook Solutions
Essential University Physics: Volume 2 (3rd Edition)
Conceptual Physics: The High School Physics Program
Applied Physics (11th Edition)
Physics for Scientists and Engineers: A Strategic Approach, Vol. 1 (Chs 1-21) (4th Edition)
MODERN PHYSICS (LOOSELEAF)
Fundamentals Of Thermodynamics
- In an oscillating RLC circuit with L = 10 mH, C = 1.5 F , and R = 2.0 , how much time elapses before the amplitude of the oscillations drops to half its initial value?arrow_forwardIn an oscillating RLC circuit, R = 7.0 L. = 10 mH. And C = 3.0 F. Initially, the capacitor has a charge of 8.0 C and the current is zero. Calculate the charge on the capacitor (a) five cycles later and (b) 50 cycles later.arrow_forward9 Figure 31-23 shows the current i and driving emf E for a series RLC circuit. (a) Is the phase constant posi- E, i tive or negative? (b) To increase the rate at which energy is transferred to the resistive load, should L be in- creased or decreased? (c) Should, in- stead, C be increased or decreased? Figure 31-23 Question 9.arrow_forward
- In a series oscillating RLC circuit, R = 15.8 Q, C = 31.2 pF, L = 9.04 mH, and E= Emsinwat with Em = 45.4 V and wa= 2960 rad/s. For time t = 0.430 ms find (a) the rate P, at which energy is being supplied by the generator, (b) the rate Pat which the energy in the capacitor is changing, (c) the rate PL at which the energy in the inductor is changing, and (d) the rate PR at which energy is being dissipated in the resistor. (e) Is the sum of PC. PL. and PR greater than, less than, or equal to Pg? (a) Number (b) Number (c) Number i (d) Number (e) i Save for Later Units Units Units Units Attempts: 0 of 5 used Submit Answerarrow_forwardIn an RLC circuit such as that of the figure assume that R = 4.21 Ω, L = 78.5 mH, fd = 49.9 Hz, and εm = 38.0 V. For what values of the capacitance would the average rate at which energy is dissipated in the resistance be (a) a maximum and minimum? What are (b) the maximum dissipation rate and the corresponding phase angle and power factor? What are (c) the minimum dissipation rate and the corresponding phase angle and power factor?arrow_forwardR. ll *45 An RLC circuit such as that of Fig. 31-7 has R = Fig. 31-7 A single-loop circuit 5.00 N, C = 20.0 µF, L = 1.00 H, and E = 30.0 V. (a) At containing a resistor, a capacitor, what angular frequency w, will the current amplitude have its maximum value, as in the resonance curves of Fig. 31-13? (b) resented by a sine wave in a circle, What is this maximum value? At what (c) lower angular fre- produces an alternating emf that es- quency w and (d) higher angular frequency wn will the cur- rent amplitude be half this maximum value? (e) What is directions of the emf and current (wn - wn)lw, the fractional half-width of the resonance curve for this circuit? SSM www and an inductor. A generator, rep- tablishes an alternating current: the are indicated here at only one in- stant.arrow_forward
- An L-R-C circuit has L = 0.410 H, C = 2.20 x 105 F, and resistance R. (a) What is the angular frequency of the circuit when R= 0?arrow_forwardAn L-R-C series circuit has L = 0.450 H, C = 2.50 * 10^-5 F, and resistance R. (a) What is the angular frequency of the circuit when R = 0? (b) What value must R have to give a 5.0% decrease in angular frequency compared to the value calculated in part (a)?arrow_forwardGiven the following RLC series circuit: VAC R VAC 110V sin(27ft) f = 60Hz R = 49 L = 27mH C = 380μF Calculate: a) X₁ b) Xc c) Z (total impedance) d) The current in the circuitarrow_forward
- In an oscillating RLC circuit, R = 5.0ohm, L = 5.0 mH, and C = 500 uF. What is the angular frequency of the oscillations?arrow_forwardIn the given circuit the AC source has @ = 100 rad s¯¹. Considering the inductor and capacitor to be ideal, what will be the current I flowing through the circuit? 100 μF 100 Ω www mmmm wwwww 0.50 Η 50 Ω 200 Varrow_forwardAn AC power supply is connected to a resistor R. The RMS emf is VRMS. The current is i(t) = io cos(wt). For the data given below, determine (A) the RMS current, (B) the resistance, and (C) the average power delivered to the resistor. : io = 1.15 A; w = 270 rad/s; Vrms = 90 V ] 090arrow_forward
- Physics for Scientists and Engineers: Foundations...PhysicsISBN:9781133939146Author:Katz, Debora M.Publisher:Cengage Learning