In the figure you have a RL circuit with direct current. All resistors have resistance 40.0 £2, the inductors is 3.0 H. The battery provides a voltage of 120.0 V. At t = 0 close the switch. At that instant, what is the current in the resistor R2? 7 A At the time t approaching infinity when the switch has been closed for a long time, what is the current in the resistor R2? A

In the figure you have a RL circuit with direct current. All resistors have resistance 40.0 £2, the inductors is 3.0 H. The battery provides a voltage of 120.0 V. At t = 0 close the switch. At that instant, what is the current in the resistor R2? 7 A At the time t approaching infinity when the switch has been closed for a long time, what is the current in the resistor R2? A

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter23: Faraday’s Law And Inductance

Section: Chapter Questions

Problem 10CQ

See similar textbooks

Similar questions

A 75-turn, 10.0 cm diameter coil rotates at an angular velocity of 8.00 radius in a 1.25 T field, starting with the plane of the coil parallel to the field. (a) What is the peak emf? (b) At what time is the peak emf first reached? (c) At what time is the emf first at its meet negative? (d) What is the period of the AC voltage output?
The self-inductance and capacitance of an oscillating LC circuit are L = 20 mH and C = 1.0 F , respectively. (a) What is the frequency of the oscillation? (b) If the maximum potential difference the plates of the capacitor is 50 V, what is the maximum current in the circuit?
Check Your Understanding A transformer steps the line voltage down from 110 to 9.0 V so that a current of 0.50 A can be delivered to a doorbell (a) What is the ratio of the number of turns in the primary and secondary windings? (b) What is the current in the primary winding? (c) What is the resistance seen by the 110-V source?
A transformer is used to supply a 12-V model train with power from a 110-V wall plug. The train operates at 50 W of power, (a) What is the rms current in the secondary coil of the transformer? (b) What is me rms current in the primary coil? (c) What is the ratio of the number of primary to secondary turns? (d) What is the resistance of the tram? (e) What is the resistance seen by the 110-V source?
The current in the RL circuit shown below reaches half its maximum value in 0.5 ms after the switch S1 is thrown. Determine (a) the time constant of the circuit and (b) the resistance of the circuit if L = 200 mH. R Hints a. The time constant is TL = ms. b. The resistance R is Ω.
A 6.0-mH inductor is in a circuit. At the instant the current is 5.0A and its rate of change is 200A/s, the rate with which the energy stored in the inductor is increasing is: A. 7.5 x 10?2W В. 120W C. 240W D. 3.0W E. 6.0W
W h um EL R2 mu Consider the LR circuit shown in the figure above: R₁=6.00 Ohms R₂=13.50 Ohms L=46.00 mH The battery voltage = 10.00 Volts a) If the switch has been closed for a long time, what is the voltage across the inductor? b) If the switch has been closed for a long time, what is the current through resistor R₁? Volts O Depends on how long the switch was closed O Right to left O Left to Right Amps c) If you open the switch, after it has been closed for a long time, what is the voltage across resistor R₂ immediately after you open the switch? d) Immediately after opening the switch, after it has been closed for a long time, the current through resistor R₂ flows: o There is no current through R2 after opening the switch Volts
A resistor of resistance R = 10 Ω is connected in series with an inductor of L = 15 mH. The RL combination is connected to a variable voltage power supply (V = 4.5 V) by a switch as shown. a. What is the time constant (τ) of the combination in seconds? b. The power supply is set to maintain a constant voltage of V = 4.5 V and the switch is closed. Calculate the current, in amperes, through the circuit at t = 0.29 ms after the switch is closed. c. Calculate the current through the circuit, in amperes, after the switch has been closed for a long time.
What energy is stored in an inductor of 40 mH when a current of 8 A is passing through it? O A. 160 mJ B. 1.28 J O C. 128 mJ O D. 12.8 J O E. 1.6 mJ
W R₂ a a. What is the potential drop on the inductor? R₁ m Two resistors, R₁ = 125 § and R2 = 325 92, an inductor L = 3.7 mH, a 16 V battery, and a switch are connected as shown above. The switch has been in position a for a long time. What is the current through resistor R₁? What is the current through resistor R₂? Submit Answer Tries 0/10 L b. At time t = 0s the switch is moved to position b. What is the time constant of the RL circuit obtained? Submit Answer Tries 0/10 c. Find the current in this RL circuit when the time t is three-quarters of the time constant from part b. Submit Answer Tries 0/10 d. At what time has the current decayed to 0.75% of its initial value? Submit Answer Tries 0/10
An inductor L=47 H is connected in series with a resistor R=25 ohms and a voltage source V=12 V and an initially open switch. At time t=0, he switch is closed. What is the current in the circuit at time t=1.00s? a) .059 A b) .097 A c) .152 A d) .198 A
A 32.0 [] resistor, a 0.40 [H] inductor, and a 20.0 [F] capacitor are connected in series to form an LRC circuit. Which of the following best describes the charge vs. time plot of the circuit? O A. 9 WwW. O B. O C. O D. A. B. ن 9 q q