Express your answers in terms of some or all of the variables E,R1,R2,R3. What is I1(0), the magnitude of the current through the resistor R1 just after the switch is closed? A circuit is constructed with four (5 for this part) resistors, one 4)After the switch has been closed for a very long time, it is then opened. e. 8 kW Let i be the current passing through both resistors. View the full answer Step 2. windoo 1. 0 k12, R2 = 120 kn, and C = 15. 9 ms after the switch was opened? The positive direction for the current is indicated in the figure. Ri R2 E&M. illinois. S 1 and S 2 have been open for a long time. w What is the current 16,0 through the battery, the current 12,0 through resistor R2, and the current IL,0 through the inductor at t = 0. Their A circuit is constructed with four resistors, one capacitor, one battery and a switch as shown. 0 V and is connected in series to a resistor of resistance R1 = 10. 0 μ F. The values for the inductances are: L1=345mH and L2=172mH. Physics. Four resistors (R1 = 120 Ohms, R2 = 60 Ohms, R3 = 330 Ohms, and R4 = 480 Ohms), an ideal inductor (L = 230 mH), and a capacitor (C = 250 microF) are connected to a battery (V = 9 V) through a switch as shown in the figure below. ) (a) Find the steady-state current in each resistor. b) Draw the equivalent circuit and Opens at t= 0 s 60Ω 10Ω The switch is then opened at time 1-0s. The switch in the circuit has been closed for a long time before it is opened at t= 0. 00 kN, and R2 = 7. Part B: A long time after the switch is closed. ) 9. The switch is closed at t = 0. 0kΩ,R2 = 20. The correct option is D When the switch is opened after long time, the charge on C 1 is 660 μ C. After the switch has been closed a long time, what is the current through the resistor R1 = 19. What is Q (∞), the charge on the capacitor after the switch has been closed for a very long time? μC. Assume L=2 H, the larger resistance R1=103 ohms , the smaller resistance R2=7 ohms and the emf =9 V. Take R = 75 Ω. 24 W. It is closed at t 0 s (Figure 1) What is the current through the 20 Ω resistor immediately after the switch is closed? Express your answer to two significant figures and include the appropriate units alueUnits Submit My The battery has a voltage of Vb = 17. (a) Determine the time constant before the switch is closed. Question: The switch S in the circuit has been closed for a long time. Question: The switch in the circuit shown below has been open for a very long time. (Figure 1)Is the current through R1 greater than, less than, or equal to the current throughh R2 immediately after the switch is first closed? The switch in (Figure 1) has been open for a very long time. In the figure below, suppose the switch has been closed for a time interval sufficiently long for the capacitor to become fully charged. Assume L = 3 H, the larger resistance R1 = 99 capital omega, the smaller resistance R2 = 15 capital omega, and the EMF E Aug 3, 2010 · Step 1. There are 2 steps to solve this one. The capacitance is C = 62 μF and the battery voltage is V = 24 V. Here’s the best way to solve it. The capacitance is C = 59 µF and the battery voltage is V = 24 V. The values for the resistors are: R1 = R2 = 53 N, R3 42 N and R4 = 130 N. The battery voltage is V=12. Find the. 00 pF, C2 = 6. What is I4 (0), the magnitude of the current through the resistor R4 just after the switch is closed? 2. Question: In the circuit shown, the switch has been closed for a long time so that now there is a constant current in the circuit. The battery current a long time after switch S is closed. R A circuit is constructed with four resistors, one inductor, one battery and a switch as shown. What is the rate of change of current through the inductor immediately after switch S 1 is closed (e. The switch in the circuit shown has been open for a long time. PART A: Find the value of L so that vo (t) equals 0. 40 O d. If this were the After a long time in a static circuit, the current through any capacitor approaches 0 C! This means we Redraw circuit with open circuit in middle leg After S has been closed “for a long time”, what is I 2, the current through R 2? A B C V R 1 I 0 V R 3 C I In this circuit, assume V, C, and R i are known. The values for the resistors are: R 1 = R 2 = 41 Ω, R 3 = 70 Ω and R 4 = 104 Ω. Problem 3 [25%]: The following circuit is used by a biology student to study “frog kick. It is then suddenly closed. Assume all wires are ideal and ignore any internal resistance in the battery. The inductor has negligible resistance. The switch in the figure has been open for a long time. t=0 312 612 120 V (30 Ω 212 el 8 mH Figure Q1 - 1 Calculate the initial value of the current i. In Figure P28. At t =0, the switch is closed. Part A : When the switch is closed. 67 (a) Find the steady-state current in each resistor. What is I1(0), the magnitude of the current through the resistor R1 just after the switch is closed? Before the switch is closed the resistance R 1 and R 2 is In the circuit of the figure below, the switch S has been open for a long time. Calculate the voltage across the capacitor after the switch has remained closed for a long time. Our expert help has broken down your problem into an easy-to-learn solution you can count on. R1 = 20 2 120 V S 100 uF R2 = 20 2 HE R3 = 20 92 Q1. Question: 4. R w R R V с The switch has been open for a long time before it is closed at Physics. After the switch has been left closed for a long time, the current will settle out to its final value, equal to the source voltage divided by the total circuit resistance (I=E/R), or 15 amps in the case of this circuit. iR=14 mAiR=20 mAiR=12 mAiR=8 mA. ? = 30 V; L 1 = 5 mH; R 1 = 70 ?; R 2 = 20 ?; R 3 = 40 ?; Immediatly after the switch is closed, what is the current IR1 through resistor R1? After the switch has been closed for a long time, what is the current IL1 going through L 1 After the switch has been closed and left closed for a very long time, what is the current through the battery? c. The switch S has been open for a long time. 00 k2 Figure P28. ) Figure P28. There’s just one step to solve this. In steady state, capacitors in the circuit are open. ”. The current through the 76. 0 A (down) O 0. a) Determine the initial current iL (0) in the inductor before the switch is open. The inductance is L = 336 mH and the battery voltage is V = 12 V. Question: 4) Consider the circuit above, with R5 = 73 in series with the capacitor. Thank you in advance. The capacitance is C = 82 μF and the battery voltage is V = 24 V. Advanced Physics. The positive terminal of the battery is indicated with a + sign. Now suppose both switches are closed. Immediately after the switch is closed? Our expert help has broken down your problem into an easy-to-learn solution you can count on. 50 Ω, L = 1. || The switch in FIGURE P30. Find (1) the battery current, (2) the current in resistor R2, and (3) the current through the inductor. Consider the circuit above, with R5 = 113 ? in series with the capacitor. + The switch S has been closed for a long time. R1 R2 WW + R3 C1 Find the initial voltage across the capacitor. t = 0)? 1(∞), the magnitude of the current that flows through the resistor R 1 a very long time after the switch has been closed? I1=24 V/(54+54+83+70)Ω = . At t = 0, the switch is closed. ONO current flows Physics questions and answers. Given the circuit shown in the figure, assume that the switch S has been closed for a long time so that steady currents exist in the inductor, and that the inductor has negligible resistance. 0 uF. What is I 1 (0), the magnitude of the current through the resistor R 1 just after the switch is closed? A. She noticed that the frog kicked a little when the switch was closed but kicked violently when the switch was opened. 67, suppose the switch has been closed for a length of time sufficiently long for the capacitor to become fully charged (E 9. Assume the switch S has been closed for a long time, and the current in the circuit is constant. Part C : After the switch has been closed for a long time, and then reopened, what is each current just after A second resistor has a resistance of R2 = 115 12. 00 kn, and the power delivered to R2 is 2. 0μF. The current it) through the inductor is of the form i (t) = A+Be Ct A. Once again, the switch has been open for a long time when at time t in the circuit of the figure below, the switch S has been open for a long time. 5 A (down) 3. g. For the figure shown above, find the direction of the current through the resistor R immediately after the switch in the upper circuit has been closed O From bottom to top through R. R3=105Ω, and R4=120Ω. Question: 13) In the following circuit, the switch has been closed for a long time. Take E = 10. 76 has been open for a long time. Question: Now consider a different situation. When the switch is closed, the R2 resistance essentially becomes a non-factor and you have less resistance, which would mean you would have higher current. The switch is closed at time t = 0. Question: In the circuit shown in the figure below, the two resistors are identical and the inductor is ideal (i. 5 μF. 333% What is the capacitor current ic (in A) immediately after the switch is opened? Electrical Engineering questions and answers. What is the current through the 20 12 resistor a. The current through the 600 Ω resistor as a function of time. 0 V, R 1 = 41. The questions below refer to the time immediately after switch S1 is opened and switch S2 is closed. According to the question the switch has been closed for a long time and the circuit has achieved th P 8-3-10 (Questions 4 to 6) Find i (t) through the inductor for t > 0 for the circuit. Express your answer to three significant figures and include the appropriate units. For the natural response of the circuit after t > 0, find the time constant for the Advanced Physics questions and answers. Also assume R = 3. What is the voltage V1 across resistor R1 as a function of time. μC (c) The switch is now opened at t=0. The current through the resistor R2 and the charge on the LOWER plate of the capacitor are. (Note you do not need to write or solve any differential Consider the circuit above, with R5 = 113 ? in series with the capacitor. Immediately after the switch is closed, what is the current through Arm 2 which contains the resistor and thecapacitor?0VR1VR2VR3VR1+VR2VR1+VR3\times VR2+VR3VR1+VR2+VR3 Step 1. In this time, inductor acts as The after the switch has been closed for a long time, what is the current flowing in the inductor in Amps? + VR - + 2092 4H Vz 40V 1 Select one: a. At t = 0, S is opened. s (b) Determine the time constant after the switch is closed. A current loop equation to find the voltage across the capacitor, Vc First note I1 Mar 18, 2013 · The values for the resistors are: R1 = R2 = 52 Ω, R3 = 41 Ω and R4 = 129 Ω. Question: a)The switch has been open for a long time when at time t = 0, the switch is closed. 0 A (up) 1. uC (e) The switch is now opened at t answers. The switch has been open for a long time when at time t = 0, the switch is closed. So, the circuit diagram become, Thus, R 1 and R 2 are in series and R e q = R 1 + R 2 = 11 Ω Since, power dissipated in R 2 = 2. It is closed at t = 0s. The capacitance is C=161 μF and the battery voltage is V=12 V. Once again, the switch has been open for a long time when at time t = 0, the switch is closed. In the circuit shown in the figure, the two resistors are identical and the inductor is ideal (i. Part D. 0 uF 3. 0 22. How long does it take for the energy in the inductor to drop to 25% of its initial value. What is the current through the right resistor immediately after switch 2 is closed? Physics. HA 13-km (b) Find the charge Q on the capacitor. Problem 30. The capacitance is C = 64 uF and the battery voltage is V = 24 V. After the switch is opened (t ≥ 0). Four resistors (R 1 = 60 Ohms, R 2 = 220 Ohms, R 3 = 330 Ohms, and R 4 = 480 Ohms), an ideal inductor (L = 8 mH), and a capacitor (C = 250 microF) are connected to a battery (V = 9 V) through a switch as shown in the figure below. Then, at time t-0, the switch is closed. 00 12 resistor. Can you please label and show step by step Neatly. 0Ω. (b) Find the charge Qmax on the capacitor. 1. ( E = 9. Transcribed image text: ltem 17 Part A The switch in the figure has been open for a long time It is closed at t = 0 s What is the current through the 20 Ω resistor immediately after the switch is closed? Figure 1) Express your answer to two significant figures and include the appropriate units HA Figure 1 of! The switch in (Figure 1) has been open for a long time. What is 11 (0 In the figure below, suppose the switch has been closed for a time interval sufficiently long for the capacitor to become fully charged. What is the current through the 15 Ohm resistor just before the switch is opened? b. OCurrent flows through Ci but not R1 or R2. Immediately after the switch is closed, determine the value of the charge Q on the capacitor, the voltage V on the capacitor. What is 11 (0), the magnitude of the current through the resistor R1 just after the switch is closed? с RE R5 A Submit 5) Continuing with the 4)After the switch has been closed for a very long time, it is then opened. , it has no resistance). 0 A (down) 3. (Assume R1-11. Part A How does the current through R/rm1 compare with the current through R/rm2 immediately after the switch is first closed? The current through R/rm1 the current through R/rm2 . 50 V,r1 =11kΩ, and r2 =14kΩ . Express all algebraic answers in terms of the given quantities and fundamental constants. PART B: Find the percentage of the stored energy that has been dissipated in See Answer. i 2 R 2 Step 1. S1 R1 Key = Space Vs 180Ω R2 -400Ω 12 VT R3 2200 C1 1. The capacitor is initially uncharged and switches S1 and S2 are initially open. What is I4 (0), the magnitude of the current through the resistor R4 just after the switch is closed? 2) What is. Express your answers in terms of some or all of the variables E, R1, R2, R3. 08 H, and = 12. What is I 4 (0), the magnitude of the current through the resistor R 4 just after the switch is closed? 2. Electrical Engineering questions and answers. 25vo (0+) when t = 7 ms. 2 In the circuit shown above, resistors 1 and 2 of resistance R1 and R2 , respectively, and an inductor of inductance L are connected to a battery of emf ε and a switch S. 1) The switch has been open for a long time when at time t = 0, the switch is closed. The switch in the circuit has been closed for a long time and is opened at t=0. Assume that the switch is opened at time t=0. Model the frog as a resistor (Rfrog 100012). For the circuit shown in the figure, the capacitors are all initially uncharged, the connecting leads have no resistance, the battery has no appreciable internal resistance, and the switch S is originally open. A second resistor has a resistance of R2 = 125 12. 100 V 40 Ω d) At what time has the charge on the capacitor decreased to 10% of its. a) Find the charge on both capacitors. I 13 R3 0000 L I RA R₂ w 1) The switch has Step 1. The switch has been open for a long time. I4 (0)=AWhat is the The switch in the circuit shown has been open for a long time. If we start with the switch in the open position, the current will be equal to zero, so zero is our starting current value. Consider the circuit shown. I 1 = I 2 = I 3−kΩ = μA μA μA (b) Find the charge Q on the capacitor. 5) Continuing with the new circuit, what is Q (∞), the • After both switches have been closed for a long time • The current through the capacitor is zero • The current through R = current through 2R • V capacitor = V 2R • V 2R = 2/3 V A circuit is wired up as shown below. The switch has been closed for a long time att = 0. For the circuit shown below find a. What is I1(0), the magnitude of the current through the resistor R1 just after the switch is closed? A circuit is constructed with four (5 for this part) resistors, one In the circuit shown below, the switch S is initially open, and has been open for a long time. Just after closing the switch S, what is the current in the 15 ohm resistor? (b). The switch has been closed for a long time and is then opened at time t = 0 s. When the switch is reopened, the capacitor discharges through the resistor. The switch has been open for a long time before it is closed at t = 0. 00 pF, R1 = 4. How long does it take for the current in the inductor to drop to 25% of its initial value? c. C I R? + R4 RA R 4) Consider the circuit above, with R5 = 120 12 in series with the capacitor. 0 k, R2 -22. After switch Si has been closed for a long time, it is opened; simultaneously, switch S2 is closed, as shown in the figure. What is the magnitude I4 (0) of the current through resistor R4 just after the switch is closed?The values for the resistors are R1=R2=25. 2. It is closed at t = 0 s. Find the battery current. R 1 L V R 2 R 3 Current through inductor immediately after switch is closed is the same as the current through inductor immediately before switch is closed Electricity & Magnetism Lecture 18, Slide 19 Your solution’s ready to go! Our expert help has broken down your problem into an easy-to-learn solution you can count on. Now R2 and R3 are in parallel. The next two questions refer to the situation described below A circuit is constructed with three resistors, one capacitor, one battery and a switch as shown R3 24. The switch in the circuit shown in Figure Q1-1 has been closed for a long time and is opened at t = 0. 5 A (up) 1. Express your answers in terms of some or all of the variables E, R1, R2, R3. 0 A (up) 2. 0919 A 3) What is Q(∞), the charge on the capacitor after the switch has been closed for a very long time? 1. This effectively removes the battery from the circuit. 4) Consider the circuit above, with R 5 = 97 Ω in series with the capacitor. 0kΩ,R3 =4. The switch S in the circuit has been closed for a long time. 0 kQ, R3-4. V R L llll I R 1) At time t=0 the switch is closed. 06A but the marked it wrong and this was the feedback it gave me: "It looks like you have calculated I 4 (∞) to be equal to the battery voltage divided by the sum of R 1, R 2 and R 4. (Assume R1 = 14. Step 1. 4) Consider the circuit above, with R 5 = 109 Ω in series with the capacitor. Switch 1 is then opened and switch 2 is closed and the current is dissipated by a 2. 76 Part A The switch in the figure has been open for a long time. Assume that switch has been closed for a long time. 0F. What is Q (∞), the charge on the capacitor after the switch has been closed for a very long Physics questions and answers. A 5. The capacitance is C = 82μF and the battery voltage is V= 12 V. Given the circuit shown in the figure above, assume that the switch S has been closed for a long time so that a steady current exists in the inductor. 00 k2, and C 16. The power delivered to the resistor 𝑅2 is 2. Share Share. The inductance is L=350mH. Loading See full list on courses. Enter the battery current here: 2 Enter the current in resistor R2 here: 3 Enter the current through the inductor here: In the diagram below, (Figure 1) the two resistors, R1 and R2, are identical and the capacitor is initially uncharged with the switch open. 2 Mn SOV 600 kΩ 2. A circuit is constructed with a resistor, two inductors, one capacitor, one battery and a switch as shown. Question: 19. OCurrent flows through C1 and R2 but not R1. After the switch has been closed and left closed for a very long time, what is the voltage across the 60. Expert-verified. € 20 02 ellemm 20 Ω 10 mH < 1 of 1 Part A What is the current through the battery immediately after the switch is closed? Express your answer to two significant figures and include the appropriate units. R1 t=0 + VX R2 VCC What is the capacitor voltage vc (in V) immediately after the switch is opened? Submit Points possible: 1 Allowed attempts: 3 Retry penalty: 33. In the circuit below, the switch has been open for a very long time. After a very long time, what is the current in the 60 Ω resistor? After a very long time, what is the current in the 40 Ω resistor? After a very long time, what is the current in the 10 Ω resistor? There are 2 steps to solve this one. Part BA long time after the switch is Advanced Physics. What happens if the switch is opened after it has been closed for some time? Choose the most correct statement below. 00kΩ, and C = 11. Enter your answers separated by commas. Advanced Physics questions and answers. 40 W. 25 F 120 V R; = 100 R300 L =2H R = 500 O 0. Part E Advanced Physics questions and answers. 1 V. The values for the resistors are: R1 = R2 = 28 , R3 = 710 and R4 = 93 n. Find the resistor current iR in the circuit at t=∞. 0 V, R1 = 60. At t = 0, S 1 is closed. In the circuit on the figure, determine the current in each resistor (I1,I2,I3) at the following moments: (Figure 1)Part AWhen the switch is closed. The switch is closed at t = 0 s. Assume E = 130 V. 0 − Ω resistor? There are 4 steps to solve this one. 67, suppose the switch has been closed for a length of time sufficiently long for the capacitor to become fully charged. Submit Answer Tries 0/16 Find the direction of the current through • After both switches have been closed for a long time • The current through the capacitor is zero • The current through R = current through 2R • V capacitor = V 2R • V 2R = 2/3 V A circuit is wired up as shown below. 4) Consider the circuit above, with R5 = 108 12 in series with the capacitor. Show transcribed image text. 1)When the switch is closed, capacitor acts as a closed switch. 5 Ω ? Express your answer in amperes to three significant figures. Initially switch was open and its closed at t =0 sec for a long time. What is I 1 (0), the magnitude of the current through the resistor R 1 just after the switch is closed? 12/95 A. See Answer. a)The switch has been open for a long time when at time t = 0 The switch is opened after a being closed for a long time. 7 S (b) Determine the time constant Advanced Physics questions and answers. From top to bottom through R No current flows through R. (Note you do not need to write or solve any differential Step 1. 20 o b. Assume L=2 H, the larger resistance R1=100 , the smaller resistance R2=9 and the emf =10 V. Also, find the current i through the 20 Advanced Physics. 00-A current flows through a 1. i) ii) Calculate the initial energy stored in the inductor. = = = R + S 一一一 R2 C2 (a) Calculate the charge (in uc) on C1 μα Physics. Opens at t= 0 s 60Ω 10Ω The switch is then opened at time 1-0s. (a) Before the switch is opened, does the inductor behave as an open circuit, a short circuit, a resistor of some. (a). 5 A (down) ) There are 2 steps to solve Our expert help has broken down your problem into an easy-to-learn solution you can count on. a) What is the initial energy in the inductor? What is the current through resistor R, when the capacitor is fully charged, long after the switch is closed (t +00)? mA. At time t = 0, the switch is opened. The values for the resistors are: R1 = R2 =27Ω,R3 = 80Ω and R4 = 82Ω. What is I 3 (t open ), the current through the resistor R 3 at a time t open = 4. 0 Ω ? Express your answer in amperes to three significant figures. EC SR A capacitor of capacitance C, a resistor of resistance R, a battery of voltage e, and a switch S are connected in the circuit shown above. Assume also that CE = 3. Case (1) The circuit is kept closed for very long time. Take & = 10. What is I1 (0), the magnitude of the current through the resistor R1 just after the switch is. The values for the resistors are: R1 = R2 = 41 Ω, R3 = 71 Ω and R4 = 64 Ω. Physics questions and answers. Your solution’s ready to go! Our expert help has broken down your problem into an easy-to-learn solution you can count on. In the circuit diagrammed in the figure below, assume the switch has been closed for a long time interval and is opened at t = 0. 50 v, r1 100 kn, and n2 17 kn. The switch has been closed for a long time. What is the current I through the vertical resistor immediately after the switch is closed? (+ is in the direction of the arrow) OI = VIR | = V/2R 1 = 0 O = -V/2R OI = -VIR Submit In Figure P28. Once again, the switch has been open for a long time when at time t- 0, the switch is closed. What is 110), the magnitude of the current through the resistor Rh just In the circuit in (Figure 1) the switch has been closed for a long time before opening at t=0. For this part, assume that switch S has been closed for a long time so that steady currents exist in the circuit. Consider the circuit below with V = 40 V, R1 = 12 ohms, R2 = 18 ohms, R3 = 30 ohms, and C1 = 60 mf. Question: After the switch has been closed for a long time it is suddenly opened. c. R 1 L V R 2 R 3 Current through inductor immediately after switch is closed is the same as the current through inductor immediately before switch is closed Electricity & Magnetism Lecture 18, Slide 17 (d) If the switch has been closed for a time period long enough for the capacitor to become fully charged, and then the switch is opened, how long before the current through resistor R, reaches half of its initial value? + = V₂ = 24v R1 = 10 k12 C1 = 10 uF R2 = 30 k 12 After the switch has been closed a long time, what is the current through the resistor R2 = 28. μC (c) The switch is opened Step 1. What is the current through the 20 Ω resistor: a. 0V. At time t = 0, the switch is closed. 50 H inductor after the switch 1 in the figure below has been closed for a long time. 0 c. 00 V R2 R3 (a) Find the steady-state current in each resistor 13 = (b) Find the charge Qmax on the capacitor. 5 A (up) 2. The initial battery current immediately after switch S is closed b. Three resistors , one capacitor , one battery and switch are connected in a circuit. immediately after the switch is closed? Assume that the switch in the circuit below has been closed for a long time, and at time t = 0, the switch is opened. Electrical Engineering. A circuit is constructed with four resistors, one capacitor, one battery and a switch as shown. 0 k Ω, R 2 = 175 k Ω, and C = 13. R V leee (a) is the current through R1 greater than, less than or equal to the current through R2 immediately after The switch has been open for a long time when, at time t=0, the switch is closed. It is closed at t=0 s. The circuit shown below is initially at equilibrium with the switch, S, open. The circuit consists of a battery with voltage, V b = 24 V, two resistors, R 1 = 20 Ω and R 2 = 30 Ω, an inductor, L = 22 mH and two switches, S 1 and S 2. Figure 10 V www. edu After being closed a long time, switch 1 is opened and switch 2 is closed. Consider the circuit below (a) What is the initial current through resistor R2 when the switch is closed? (b) What is the current through restistor R2 wtion the capacitor is fully charged, long after the switch is closed? (c) What happens if the switch is opened after it has been closed Science. What is the time constant of the circuit for t> 0 ? . Immediately after the switch is opened, the conventional current through resistor R1 is: C= 1. If Advanced Physics questions and answers. b) Now the switch is opened. s (c) Let the switch be closed at t = 0 2)What is I 4 (∞), the magnitude of the current through the resistor R 4 after the switch has been closed for a very long time? It gave me 0. The value of the resistance is R1=390Ω. In the circuit below, the switch has been open for a long time, and the current is zero everywhere. R w E с S R2 (a) Determine the time constant before the switch is closed. ) 0. a. Part A- What is the current through the 20 ohm resistor immediately after the switch is closed? Part B- What is the current through the 20 ohm resistor. physics. View Available Hint(s) μÀ ? Advanced Physics questions and answers. vf sa mp qk qw px zt to iy wq