A 1.0 µF capacitor is being charged by a 9.0 V battery through a 10 MN resistor. Determine the potential across the capacitor at time t=20 s.
Q: 6.) A capacitor is charged with 18 mC. If the energy stored in it is 1 joule and with voltage of…
A: We need to find out the value of capacitance.
Q: oblem 4 The current through a 12-mH inductor is 4 sin 100t A. Find the voltage, across the inductor…
A:
Q: Use MATLAB to generate a plot of this charge as a function of time, where t = time = 0 to 0.8, qo =…
A: clc;clear;close all;t=0:0.001:0.8;qo=10;%intial…
Q: 7. Three capacitors are connected in parallel across a 230 V, 60 Hz supply. These capacito have…
A: Given: 3 capacitor in parallel. C1=10μF, C2=30μF, C3=60μF Circuit will be:
Q: The variation of the current in a 20 mH inductor is the one shown find and graph the voltage across…
A:
Q: A capacitor of capacitance 180 µF is charged to a potential difference of 9V. It is then discharged…
A:
Q: A 100-μF capacitor has a voltage given by v( t )=10−10 exp( −2t ) V. Find the power at t=0 and state…
A: Given: A capacitor whose capacitance and voltage across it is given by Formula and concept:
Q: A 1.5-F capacitor in a television set is charged by a 22,000-V potential difference. To prevent…
A:
Q: A capacitor with a capacitance 20 µF carries 30-uC charge. How much energy does it store? A) 45 µ)…
A:
Q: The voltage across a 10 mF capacitor varies as shown in Figure Q3 (a). Determine and plot the…
A: The solution can be achieved as follows.
Q: 6.43 The current in an 80-mH inductor increases from 0 to 60 mA. How much energy is stored in the…
A:
Q: A capacitor is charged with 50 mC in a time of 20 µS. If the energy stored in the capacitor is 5 J,…
A:
Q: 2. If you wish to store a large amount of energy in a capacitor bank, would you connect capacitors…
A:
Q: Given the voltage across a 10 mH inductor is vi = 5 V. Assuming the inductor current is zero at time…
A:
Q: A 20-µF capacitor initially charged to a pd of 500 V is discharged through an unknown resistance.…
A:
Q: A capacitor that has air between its plates is connected across a potential difference of 12.0 V and…
A: Given: Potential difference between plates, V=12 V Charge stored by plates, Q=48 μC
Q: At t=5 s,the energy stored in a 2-H inductor is 200 J and is increasing at 100 J/s. Determine the…
A: Write the expression for the energy stored in the inductor.
Q: 4. A resistor and an inductor are connected in parallel across a 120 V, 60 Hz source. If the total…
A:
Q: How much energy is stored in a 50 pF capacitor when it is charges to a potential difference of 200V?…
A:
Q: Determine the current through a 100-p F capacitor if its voltage as a function of time is given by…
A: Find the current in the circuit Voltage waveform are given in the figure. Find the current…
Q: A 50μF capacitor is connected across a 400V dc source. It is then discharged through a voltmeter…
A: Capacitor is a energy stored device. It stores energy in the form of electric field. When charged…
Q: The stored energy in a capacitor is 119 pF. If the voltage across the capacitor is 61 V, find the…
A: Given, Capacitance, C=119 pF Voltage across capacitor, Vc=61 V We know, Charge stored, Q = CVc
Q: Find the equivalent capacitance with respect to the terminals a,b Determine the the initial voltage…
A:
Q: You have a number of identical capacitors, each with a capacitance of 10 micro F and a working…
A: To find the capacitance of a Complex network, First, we need to simplify the circuit using series…
Q: Three capacitors are connected to a battery as shown in the figure below. Their capacitances are C,…
A:
Q: We know that a 50-μF capacitance is charged to an unknown voltage Vi at t=0. The capacitance is in…
A: Draw the circuit diagram.
Q: Derive the formula for the energy stored in a capacitor.
A: Note : According to guidelines of the company if the questions are of different then we supposed…
Q: A capacitor is charged to a potential of 12.0 V and then connected to a voltmeter having an internal…
A: Given: Initial potential of capacitor V0=12 V Internal resistance of voltmeter R=3.4 MΩ At time t=4…
Q: The voltage across a 10 mF capacitor varies as shown in Figure Q3 (a). Determine and plot the…
A:
Q: capacitor
A:
Q: 5. For the given circuit below, determine (a) the voltage across each capacitor and (b) the energy…
A:
Q: A fully charged capacitor has a voltage of 100V and is then discharged through a resistor. The…
A: Given data: Capacitor is discharged through resistor. Full charged capacitor voltage Vs=100 V At…
Q: 1. A current of 6 sin 4t A flows through a 2-F capacitor. Find the voltage v(t) across the capacitor…
A: In this question we need to find a voltage across capacitor.
Q: The voltage across a 5 mF capacitor is shown in Figure Q1(b). (1) Draw the current waveform through…
A:
Q: If the current flowing through a 75 mH inductor has the waveform shown, what is the voltage at t =…
A: In this question we need to find a voltage at t = 2.5s across inductor.
Q: Find the expression for the voltage and current of both the capacitor and the inductor as a function…
A: For t<0 inductor act as short circuit capacitor act as open circuit i(0) =106+4=1A V(0) = 6x1 =6v…
Q: A capacitor is constructed with parallel metal plates, If the plate separation is 2 mm and the…
A:
Q: 6.37 The current through a 12-mH inductor is 4 sin 100r A. Find the voltage, across the inductor for…
A: In this question, Current in the inductor 12mH is 4sin(100t) A Find the voltage across the inductor…
Q: Obtain the energy stored in each capacitor in the figure below under DC conditions. 2kn 3ka
A:
Q: Problem 4 The current through a 12-mH inductor is 4 sin 100t A. Find the voltage, across the…
A: Need to find energy and voltage
Q: In the circuit shown, assume that the capacitors were initially uncharged and that the current…
A:
Q: H.W: for the circuit shown in figure find: (a) the charge in each capacitor. (b) The energy in each…
A:
Q: Find the equivalent capacitance with respect to the terminals a, b Determine the the initial…
A:
Q: A capacitor has capacitive reactance of 500ohms when connected to a 100V, 25HZ supply. Determine its…
A:
Q: The current () through a 40-mH inductor is equal, in magnitude, to the voltage across it for all…
A:
Q: A capacitor is constructed with parallel plates and has a value of 50pF. What would be the…
A:
Q: Att= 0, a 2.3 uF capacitance is pre-charged to an unknown voltage V. The capacitance is in parallel…
A:
Q: What is the smallest number you could hook together to achieve your goal, and how would you connect…
A: (2)Given that,total capacitance CT=0.750 F=750 mFsingle capacitor value C=1.50 mFNow suppose we…
Q: . Energy stored in a capacitor: One application for capacitors is to store energy. Capacitors have…
A:
Q: Which of the following is TRUE? a) The major reason for using electrolytic capacitors is that they…
A: Capacitors are passive electrical device which are used as an device to store electrical energy in…
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 2 images
- Three capacitors having capacitance values of 20F,40F, and 50F are connected in parallel to a 60 - Hz power line. An ammeter indicates a circuit current of 8.6 amperes. How much current is flowing through the 40F capacitor?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.A capacitor uses air as a dielectric and has a capacitance of 3 F. A dielectric material is inserted between the plates without changing the spacing, and the capacitance becomes 15 F. What is the dielectric constant of this material?
- 4. In what form is the energy of a capacitor stored?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 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?
- What is the unit of measurement for the strength of a capacitor? microamp microtorque microfarad microwattA 20-uF capacitor has a voltage of 5V across it at t=0. If a constant current of 30mA flows through the capacitor, how long will it take for the capacitor to charge up to 180 uC?A capacitor is charged with 50 mC in a time of 20 µS. If the energy stored in the capacitor is 5 J, find (i) voltage across the capacitor, (ii) current through the capacitor and (iii) value of capacitance.
- Two capacitors 10 and 15 μf are in series with two 20 μf capacitors which are connected in parallel to each other. If the emf supplied is 200 V, find (a) the combined capacitance (b) the charge on the 10 μf and (c) the potential drop across the 15 μf capacitorSolve for the following: a. Equivalent capacitance b. Magnitude of charges c. Potential difference across the capacitors d. Energy stored in each and both capacitorsTwo capacitors are in parallel with a voltage source of 15 V. If the capacitors are rated at 10 μF and 5 μF respectively, calculate: Equivalent capacitance V1 and V2 Equivalent charge, Q1 , and Q2