An 8.0H coil (RL) whose resistance is 12 oms is connected in series with an 18 ohms resisto and to a 120V battery and a switch. The switch is closed at t=0, Determine the rate of volta change across the inductance when time equals the time constant.

An 8.0H coil (RL) whose resistance is 12 oms is connected in series with an 18 ohms resisto and to a 120V battery and a switch. The switch is closed at t=0, Determine the rate of volta change across the inductance when time equals the time constant.

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter23: Resistive-inductive-capacitive Series Circuits

Section: Chapter Questions

Problem 4PP: This circuit is connected to a 1000-Hz line. The resistor has a voltage drop of 185 V. the inductor...

See similar textbooks

Related questions

Q: 6. A circuit having a resistance of 15 Q, an inductance of 0.15 H and a capacitance of 100 µF in…

Q: An uncharged 0.2 μF capacitor is driven by a triangular current pulse. The current pulse is…

A: Write the expression for the current at different intervals.

Q: A coil having a resistance of 45ohms and inductance 0.4 H is connected in parallel to a 20 microF…

A: Step1 In this question, we have to find out Current I taken from mains. Following parameters are…

Q: 0.300 (a) Find the charge stored on each capacitor in the figure shown above (C, 17.8 uf. C,9.28 uf,…

A: Solution- C1 =17.8 μF C = C1 +C2 = 17.8+9.28 = 27.08 μF , C & C3 are in…

Q: Two coils connected in series have an equivalent inductance of 1.6 H when connected in aiding and an…

A: When two coils are connected in series aiding than equivalent inductance = L1 + L2 + 2m When two…

Q: 1. a. Find the current for time > 0 in a series RC circuit. Resistance is 10 Ohm and capacitance is…

Q: i (mA) 100 25 50 t (ms) The triangular current pulse shown in the provided figure is applied to a…

Q: Consider the circuit shown below. If V = 100 V, R = 1 kN, L = 65 H, what is the current in mA…

Q: A coil of resistance 50 ohm and inductance 100 mH is connected in parallel with a 30 mF capacitor…

A: The impedance of inductive element is given as XL=j2πfL Here, XL=j2πfL is the inductance and…

Q: Question 10 A pure inductance of 100mH is connected in parallel to a 25μF capacitor. The network is…

Q: 13 i) (A) I(s) If the current flowing through a 75 mH inductor has the waveform shown, what is the…

A: We need to find out inductor voltage for given current waveform .

Q: If two identical inductors are magnetically coupled, the mutual inductance is 10 mH and the…

A: Given two identical inductors are magnetically coupled, Let the inductance of both the inductors,…

Q: A parallel plate capacitor is filled with bakelite which has a dielectric constant of 4.8. If the…

A: Given: Dielectric constant, k=4.8 Voltage, V=12 V Distance between plates, d=2 mm Required…

Q: The alternating current in an electric inductor is = where E is voltage and Z = R+X i is impedance.…

Q: 4. A series circuit consists of a resistor with R = 202, an inductor with L = 1H, a capacitor with C…

Q: A 40µF capacitor in series with a coil of resistance 8 ohms and inductance 80mH is connected to a…

Q: 3. The capacitors in the circuit shown below are charged and the switch closes at t=0s. E100µF (AVe…

A: The capacitor is an electrical component used to store electrical energy in the form of charge. It…

Q: The circuit below contains two light bulbs, a capacitor, and an inductor. At the instant shown, (1)…

A: Given E=3 VR1=150 ΩR2=250 ΩC=200 μFL=500 mH (a) The potential differences across bulb 1 and…

Q: If the current flowing through a 75 mH inductor has the waveform shown in figure 3, (a)sketch the…

A: In this question, We need to determine the voltage waveform if current waveform is given in the…

Q: 4. If the current flowing through a 75 mH inductor has the waveform shown in figure 3, (a)sketch the…

A: First write the expression for inductor current using slope equation. Now using inductor voltage…

Q: A coil having resistance of 4 ohm and a constant inductance of 2 H is switched across 20V dc supply.…

A: Given data L = 2 H R = 4 ohm Vdc = 20 V

Q: calculate the heart rate in beats perminute for R=150 kΩ, C=6 μF, if the capacitor discharges when…

A: Calculate the time constant of the circuit. τ=RC=150×103 Ω6×10-6 F=0.9 s

Q: The current in a 25 mH inductor is known to be −10 A For t≤0 and (−10 cos 400t−5 sin 400t) e−200t A…

A: L 25mH i=10A, t≤ 0 i=-10 cos 400t-5 sin 400te-200t,t≥0 V =Ldidt didt=ddt( -10 cos…

Q: 102 Q.31: For the electric circuit shown in the figure beside, the switch has been in position "1"…

Q: 3. The inductance of a coil is 0.2 H and is carrying a current of 5 A. Find the value of the self…

Q: (e) An ideal 1 mF capacitor has a voltage of 10 V across its terminals for time, t 0, what is the…

A: The solution is as follows.

Q: What is the inductor current at t= 200 µs the circuit shown? 50 mH 1 k2 X t=0 5 mA, 2502 İL = _ mA

A: The given circuit is

Q: At time t = 0 s, there is no current following through the inductor in the circuit below. Given Is =…

A: Apply KCL at node and write the equation defining inductor current. Now using diffrential…

Q: A coil has a capacitance of 23μF connected to 230 V, 50Hz supply. Calculate the capacitive reactance…

A: For the given question we have to Calculate the capacitive reactance and resulting current.

Q: The circuit has been under DC conditions for a long time.

A: (a) Amount of energy stored in each of capacitor is calculated as follows,

Q: a series rlc circuit having values of pure resistance r=40 ohms and pure inductance l = 50.07 mh.…

A: (1) The impedance of the series RLC circuit is given by the expression as shown below: I=VR2+XL-XC2…

Q: A coil of resistance 1500 ohms and 0.25-H inductance is connected in parallel with a variable…

A: The given parameters are as follows:-

Q: A coil having resistance of 4 ohm and a constant inductance of 2 H is switched across 20V dc.supply.…

A: Given: Resistance of coil, R=4 Ω Coil inductance, L=2 H Supply voltage, V=20 V

Q: A 5 H inductor is subjected to an electric current that changes at a rate of 4.5 amps per second.…

Q: For the circuit diagram provided below, what is the total capacitance between terminals a and b if…

A: To solve above problem, one should know how to find equivalent capacitance for series and parallel…

Q: An 80μF capacitor in series with a 1000-ohm resistor is connected suddenly across a 220 V dc supply.…

Q: 6. A circuit having a resistance of 15 Q, an inductance of 0.15 H and a capacitance of 100 µ F in…

A: Given values are - R=15ohmL=0.15HC=100μFf=50HzVS=100V

Q: The EMF of 100 V is induced in a coil, when a current of 4 A collapses uniformly to zero in 8ms, the…

A: Given: Emf= 100 V Change in Current =di=(4-0)A=4 A dt=8ms didt=48×10-3didt=500

Q: The circuit in the figure below has been connected for a long time. Let R, = 8.80 Q and R, = 3.80 Q.…

Q: A 10 2 resistor, a 0.2 H inductor, and a 0.1 F capacitor are connected to a voltage source as below.…

A: To find the current i(t) and magnitude of the current

Q: When the supply current is minimum find the capacitance of a coil of inductance one hundred…

Q: QUESTION 3 Consider the shown circuit, with the capacitor initially uncharged. When the switch S is…

A: Find the time t it take the capacitor to be charged by 25% of it's final maximum charge if the…

Q: The inductor shown is 5 µH with a tolerance of +20%. Given the current waveform shown, sketch the…

A: Write the expressions for current according to the given waveform.

Q: Calculate the current taken by a 23µF capacitor when connected to a 200V, 50 Hz supply

A: Impedance of capacitor Xc= 12πfc ohms Where f is the frequency in Hz . and C is capacitance in F .…

Q: A 752 uF capacitor has an initial voltage, v(0) = 1 V. If the current flowing through the capacitor…

A: In the above question the the voltage at t=0 is 1V the voltage at time =t can be found using the…

Q: 13 i(1) (A) I(s) 10 If the current flowing through a 75 mH inductor has the waveform shown, what is…

A: In this question, Current waveform in the inductor is given. Find the voltage across the inductor…

Q: A coil resistance 5 Q and inductance of 120 mH in series with a 100 uF capacitor, is connected to a…

Question

An 8.0H coil (RL) whose resistance is 12 oms is connected in series with an 18 ohms resistor
and to a 120V battery and a switch. The switch is closed at t=0, Determine the rate of voltage
change across the inductance when time equals the time constant.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

Step 2

Step 3

Step 4

Step by step

Solved in 4 steps with 3 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, electrical-engineering and related others by exploring similar questions and additional content below.

Similar questions

Assume that the current flow through the resistor, IR, is 15 A; the current flow through the inductor, IL is 36 A; and the circuit has an apparent power of 10,803 VA. The frequency of the AC voltage is 60 Hz. ET ER EL IT IR15A IL36A Z R XL VA10,803 P VARSL PF L
Three capacitors having values of 2.2 F, 280 F, and 470 pF are connected in parallel. What is the total capacitance?
Fill in all the missing values. Refer to the formulas that follow. Resistance Capacitance Time constant Total time 150 k 100 F 350 k 35 s 350 pF 10 s 0.05 F 1.2 M 0.47 F 12F 0.05 s 86 k 1.5 s 120 k 470 pF 250 nF 100 ms 8 F 150 s 100 k 150 ms 33 k 4 F =RCR=CC=R Totaltime=5
You are working in an industrial plant. You have been instructed to double the capacitance connected to a machine. The markings on the capacitor, however, are not visible. The capacitor is connected to 560 volts and an ammeter indicates a current of 6 amperes flowing to the capacitor. What size capacitor should be connected in parallel with the existing capacitor? What is the minimum AC voltage rating of the new capacitor? What is the minimum DC voltage rating of the new capacitor? What is the minimum KVAR size that can be used in this installation?
You are an electrician working in an industrial plant. You discover that the problem with a certain machine is a defective capacitor. The capacitor is connected to a 240-volt AC circuit. The information on the capacitor reveals that it has a capacitance value of 10 mF and a voltage rating of 240 VAC. The only 10-mF AC capacitor in the storeroom is marked with a voltage rating of 350 WVDC. Can this capacitor be used to replace the defective capacitor? Explain your answer.
You are a journeyman electrician working in an industrial plant. Your task is to connect an inductor to a 480-V, 60-Hz line. To determine the proper conductor and fuse size for this installation, you need to know the amount of current the inductor will draw from the line. The nameplate on the inductor indicates that it has an inductance of 0.1 H. An ohmmeter reveals that it has a wire resistance of 10 . How much current should this inductor draw when connected to the line?
The current in a 25 mH inductor is known to be −10 A For t≤0 and (−10 cos 400t−5 sin 400t) e−200t A for t≥0. Assume the passive sign convention. At what instant of time is the voltage across the inductor maximum?
A coil of 50Ω resistance and 150mH inductance is connected in parallel with a 50microFarad capacitor. The source voltage is 100 sin ( 377t +30degree) V. What is the equation of the line current?
A parallel plate capacitor with a capacitance of 13.5 pF has a potential difference of 12.5 volts. The battery is connected and immediately disconnected, introducing a porcelain dielectric plate with dielectric constant 6.5, what is the energy before and after having introduced the porcelain plate?
A capacitor is connected in parallel with a coil having L = 5. 52 mH and R = 10 ohms to a 100 V, 50 Hz supply. Calculate the value of the capacitance for which the curent taken from the supply is in phase with the voltage.