Loose Leaf for Engineering Circuit Analysis Format: Loose-leaf
9th Edition
ISBN: 9781259989452
Author: Hayt
Publisher: Mcgraw Hill Publishers
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Chapter 7.1, Problem 3P
To determine
Find the energy stored in the capacitor at
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How to calculate the energy stored in a 250nF capacitor at t=20μs if the voltage across it is 2.2sin(20^6t) volts?
A large capacitance of 1.58 mF is needed for a certain application.
(a) Calculate the area the parallel plates of such a capacitor must have if they are separated by 4.19 µm of Teflon, which has a dielectric constant of 2.1.
(b) What is the maximum voltage that can be applied if the dielectric strength for Teflon is 60 ✕ 106 V/m
(c) Find the maximum charge that can be stored.
(d) Calculate the volume of Teflon alone in the capacitor. (units: m^3)
Calculate the energy stored in a parallel-plate capacitor which consists of two metal plates, each 60cm2 separated by a dielectric 1.5mm thick and of relative permittivity 3.5 if a p.d. of 1000 v is applied across it.
Chapter 7 Solutions
Loose Leaf for Engineering Circuit Analysis Format: Loose-leaf
Ch. 7.1 - Determine the current flowing through a 5 mF...Ch. 7.1 - Prob. 2PCh. 7.1 - Prob. 3PCh. 7.2 - 7.4 The current through a 200 mH inductor is shown...Ch. 7.2 - The current waveform of Fig. 7.14a has equal rise...Ch. 7.2 - Prob. 6PCh. 7.2 - Let L = 25 mH for the inductor of Fig. 7.10. (a)...Ch. 7.3 - Find Ceq for the network of Fig. 7.23. FIGURE...Ch. 7.4 - If vC(t) = 4 cos 105t V in the circuit in Fig....Ch. 7.5 - Derive an expression for vout in terms of vs for...
Ch. 7.6 - Prob. 11PCh. 7 - Making use of the passive sign convention,...Ch. 7 - Prob. 2ECh. 7 - (a) If the voltage waveform depicted in Fig. 7.42...Ch. 7 - A capacitor is constructed from two brass plates,...Ch. 7 - Prob. 5ECh. 7 - Prob. 6ECh. 7 - Design a capacitor whose capacitance can be varied...Ch. 7 - Design a capacitor whose capacitance can be varied...Ch. 7 - Prob. 9ECh. 7 - Assuming the passive sign convention, sketch the...Ch. 7 - Prob. 11ECh. 7 - Prob. 12ECh. 7 - Prob. 13ECh. 7 - Calculate the power dissipated in the 40 resistor...Ch. 7 - Prob. 15ECh. 7 - Design a 30 nH inductor using 28 AWG solid soft...Ch. 7 - Prob. 17ECh. 7 - Prob. 18ECh. 7 - Prob. 19ECh. 7 - Prob. 20ECh. 7 - Calculate vL and iL for each of the circuits...Ch. 7 - The current waveform shown in Fig. 7.14 has a rise...Ch. 7 - Determine the inductor voltage which results from...Ch. 7 - Prob. 24ECh. 7 - The voltage across a 2 H inductor is given by vL =...Ch. 7 - Calculate the energy stored in a 1 nH inductor if...Ch. 7 - Determine the amount of energy stored in a 33 mH...Ch. 7 - Making the assumption that the circuits in Fig....Ch. 7 - Calculate the voltage labeled vx in Fig. 7.52,...Ch. 7 - Prob. 30ECh. 7 - Prob. 31ECh. 7 - Determine an equivalent inductance for the network...Ch. 7 - Using as many 1 nH inductors as you like, design...Ch. 7 - Compute the equivalent capacitance Ceq as labeled...Ch. 7 - Prob. 35ECh. 7 - Prob. 36ECh. 7 - Reduce the circuit depicted in Fig. 7.59 to as few...Ch. 7 - Refer to the network shown in Fig. 7.60 and find...Ch. 7 - Prob. 39ECh. 7 - Prob. 40ECh. 7 - Prob. 41ECh. 7 - Prob. 42ECh. 7 - Prob. 43ECh. 7 - Prob. 44ECh. 7 - Prob. 45ECh. 7 - Prob. 46ECh. 7 - Prob. 47ECh. 7 - Let vs = 100e80t V with no initial energy stored...Ch. 7 - Prob. 49ECh. 7 - Prob. 50ECh. 7 - Interchange the location of R1 and Cf in the...Ch. 7 - For the integrating amplifier circuit of Fig....Ch. 7 - Prob. 53ECh. 7 - For the circuit shown in Fig. 7.73, assume no...Ch. 7 - A new piece of equipment designed to make crystals...Ch. 7 - An altitude sensor on a weather balloon provides a...Ch. 7 - One problem satellites face is exposure to...Ch. 7 - The output of a velocity sensor attached to a...Ch. 7 - A floating sensor in a certain fuel tank is...Ch. 7 - (a) If Is = 3 sin t A, draw the exact dual of the...Ch. 7 - Draw the exact dual of the simple circuit shown in...Ch. 7 - (a) Draw the exact dual of the simple circuit...Ch. 7 - (a) Draw the exact dual of the simple circuit...Ch. 7 - Prob. 64ECh. 7 - Prob. 65ECh. 7 - Prob. 66ECh. 7 - Prob. 67ECh. 7 - Prob. 68ECh. 7 - Prob. 69ECh. 7 - Prob. 70ECh. 7 - For the circuit of Fig. 7.28, (a) sketch vout over...Ch. 7 - (a) Sketch the output function vout of the...Ch. 7 - For the circuit of Fig. 7.72, (a) sketch vout over...
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- A two-plate, 1.33-nF capacitor measuring 50 cm square each is separated by two insulations, 3mm and 4mm thick placed side by side. Calculate its relative permittivity.arrow_forward. A 47,000 µF capacitor, initially charged to 100 V, is discharged by a steady current of 1 mA. How long does it take to discharge the capacitor to 0 V? a. Is this discharge time long or slow? Explainarrow_forwardGiven this network of capacitors: Assuming the dielectric of each capacitor is air and the network is connected to Vab = 30V supply, calculate thefollowing:a. The equivalent capacitance between a and b. b. The charge on each capacitor. c. The potential difference on each capacitor d. Energy stored on each capacitorarrow_forward
- Given this network of capacitors:Assuming the dielectric of each capacitor is air and the network is connected to Vab = 30V supply, calculate thefollowing:a. The equivalent capacitance between a and b. b. The charge on each capacitor. c. The potential difference on each capacitor d. Energy stored on each capacitorarrow_forwardGiven this network of capacitors: Assuming the dielectric of each capacitor is air and the network is connected to Vab = 30V supply, calculate thefollowing:arrow_forward* Determine the charge stored on a 2.2 µF capacitor if the capacitor’s voltage is 5 V. *In some integrated circuits, the insulator or dielectric is silicon dioxide, which has a relative permittivity of 4. If a square capacitor measuring 10 µm on edge, has a capacitance of 100 fF, what is the separation distance between the capacitor’s plates, in µm?arrow_forward
- Assuming the dielectric of each capacitor is air and the network is connected to Vab = 30V supply, calculate thefollowing:The equivalent capacitance between a and b;The charge on each capacitor;arrow_forwardA single energy meter has a meter constant of 200rev/kwh. When supplying a non-inductive load of 4.4 A at normal voltage, the meter takes 3 minutes for 10 revolutions. Find the percentage errorarrow_forwardDetermine, in polar and rectangular forms, the current flowing in an inductor of negligible resistance and inductance 159.2 mH when it is connected to a 250V, 50 Hz supply.arrow_forward
- The energy dissipated in a circuit is rated at 240 microJoules. If the supply voltage is given to be 7.5 volts, determine the capacitance used in the circuit.arrow_forwardWhen the capacitor is fully charged, how much energy does it store (in Joules, 2 sig figs)? How long does it take to charge the capacitor to 90% capacity?arrow_forwardWhat voltage ?V is produced by a 20 μH inductor if the time rate of change of the current is 63 mA/s? ?=Varrow_forward
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