Answered: Design an experiment to determine what…

Design an experiment to determine what happens to the plate charge, stored energy, and voltage when the capacity of a disconnected (but charged) capacitor is changed

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter20: Capacitance In Ac Circuits

Section: Chapter Questions

Problem 7PP: A pure capacitive circuit is connected to a 480-volt, 60-Hz power source. An ammeter indicates a...

See similar textbooks

Related questions

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: Calculate the energy stored by the capacitor

Q: Question: 3/4 Calculate the time taken for a capacitor to discharge to half its initial voltage if…

Q: When a capacitor has a charge of 37 μC, the voltage between its plates is 18 Volts. Calculate the…

A: In a capacitor, the charge stored in a capacitor (Q) is given by: Where, The capacitance of the…

Q: 1. Briefly describe what a capacitor does in the presence of a changing voltage.

A: The capacitor has two metallic plates in them. A dielectric is placed in between them. A dielectric…

Q: An inductor has an inductance of 0.025 H and a wire resistance of 3 ohms. How long will it take the…

Q: 6.An e.m.f. of 30V is developed across the terminals of an inductor when the current flowing in it…

Q: 1. A capacitor of 8 µF is to be charged by a voltage of 400 V through a resistor of 100 kohms. How…

A: First calculate the expression for capacitor voltage for t>0 and equate the the capacitor voltage…

Q: A certain parallel-plate capacitor consist of two plates, each with area 200 cm², separated by a 0.4…

A: Energy=1/2 C*V^2 First calculate capacitance C voltage V already given data Then using above…

Q: Q1 (a) (i) (ii) (iii) In your own words, explain how a capacitor appears to pass alternating current…

A: Brief description : By the help of parallel plate capacitance formula we need to derive the…

Q: A parallel-plate capacitor is connected to a battery. Which of the following is the effect when the…

A: We need to select correct option

Q: Identify the statement from the following when the inductance can have high value. O a. All the…

A: Inductance L= uN^2A/L U is permeability L is the length of the coil A is the area of the coil N…

Q: 2.) If it is across 10V source, what are the charge and voltage of each capacitor? (SHOW COMPLETE…

Q: A Capacitor draws 6 mA when connected across a 110 V, 60 Hz line. What will be the current drawn if…

Q: 2. Calculate the voltage applied to a 2.0 µF capacitor when it holds 3.0µC of charge.

Q: A capacitor of capacitance 180 µF is charged to a potential difference of 9V. It is then discharged…

Q: When the capacitor is fully charged, how much energy does it store (in Joules, 2 sig figs)? How…

A: The circuit mentioned above employs a capacitor and resistor network in the first loop while the…

Q: In the box below, show that the time constant r is the time it takes the voltage across a…

Q: The capacitance of a capacitor depends on the area of the two plates, the properties of the…

A: Right Answer option TRUE

Q: Two strips of aluminum foil, separated by a strip of paper 0.070 mm thick and with dielectric…

A: The insulator constant is outlined because of the quantitative relation of the material's electrical…

Q: A parallel plate capacitor has plate dimensions 4cm by 2.7cm separated by a 1.2-mm thickness paper.…

Q: A 1-F parallel-plate capacitor has a ceramic dielectric 1 mm thick. If the plates are square, find…

Q: (b) How many 1.00 mF capacitors must be connected in parallel to store a charge of 1.00 C with a…

A: Given,

Q: Determine (a) the equivalent capacitance ,(b) the total charge and (c) the total stored energy of…

A: In this question we will find total capacitance , total charge and total stored energy in…

Q: 2. A capacitor stores 6 micro-coulombs of charge with a potential difference of 3 volts across the…

Q: A capacitor connected to a 230 V, 50 Hz supply draws 10 amp. What current it will draw for a…

A: We have a capacitor connected with, Supply Voltage (V) = 230 V Frequency (f) = 50 Hz Current through…

Q: a. Calculate the load and voltage of each capacitor in the combination.

Q: What is the voltage across the plates of the capacitor if the capacitance is 10 microfarad and the…

Q: Find the capacitance of a parallel plate capacitor if the area of each plate is 0.1 m^2 and the…

Q: 1. What parts of the varactor act as the plates of a capacitor?

A: We are authorized to answer one question at a time, since you have not mentioned which question you…

Q: 6. What size capacitor is capable of storing 10 mJ of energy with 100 V across its plates?

A: You have asked to explain the question 6 Question : What size capacitor is capable of storing 10 mJ…

Q: A certain precision 1 microfarad capacitor has very high resistance material used between its…

A: The solution is given below

Q: 2. A capacitor that has air between its plates is connected across a potential difference of 12.0 V…

Q: An inductor has a wire resistance of 6 ohms, The Q of the inductor is 9. Using the formula: XL = Qx…

A: Given data Q = 9 R = 3 ohm

Q: What is the property of an Inductor that tends to oppose any change in the current flowing through…

A: In this question, We need to choose the correct options What is property of an inductor that needs…

Q: A parallel plate capacitor of 10 plates, each of one sqm. of area and placed at a distance of 3 mm…

Q: What is the voltage across a 4-µF capacitor if the charge on one plate is 0.12 mC? How much energy…

A: Given values are - C=4μFQ=0.12mC

Q: 8) Determine the energy stored by the equivalent capacitor 20 ms after the switch closes.

Q: A capacitor is charged at a constant current of 2.5ma. If its emf is 500-volts at the end of 15 sec,…

A: Given: Current, I = 2.5 mA EMF, V = 500 volts Time, t = 15 sec

Q: : The plates of a parallel-plate capacitor in vacuum are Smm apart and 2 m2 in area. A10.0-kV…

Q: When a 1m-long cylindrical capacitor is given a charge of 0.50 nC, a potential difference of 20. is…

A: Given: A 1 m long cylindrical capacitor having Charge, Q=0.50 nC Potential difference, V=20 V

Q: An inductor has an Inductance reactance of 150 Ohms and a Q of 12. Using the formula R=XL/Q…

A: In the formula given in question, the reactance of inductor is represented by term “XL” and the…

Q: QUESTION 24 The insulating material, in a capacitor, which cannot conduct but can store a charge, is…

Q: A parallel plate capacitor with 5 parallel plates has plates each 1 m 2 at a distance of 1.5 mm and…

A: Energy stored in capacitor is E=0.5CV^2

Q: A parallel-plate air capacitor with capacitance of 3.00 uF has plates separated by a distance of…

A: we need to calculate the energy density in the region between the plates of the capacitor.

Q: Q1//A capacitor has a sandwich of five dielectric layers between metal plates. Each layer is (1 mm)…

A: Given Data: Q = 4 uc thickness = 1 mm area = 0.5 m^2

Q: 1. In a capacitive circuit, voltage waveform leads current waveform. * True False 2. Resistance in a…

A: 1. In a capacitive circuit, voltage waveform leads current waveform . True or false Given statement…

Q: What is the voltage across a 4.5-µF capacitor if the charge on one plate is 0.12 mC? How much energy…

A: Given: Capacitance C=4.5 μF Charge on plate Q=0.12 mC

Concept explainers

Capacitor

The capacitor is an element used to store electrical energy in the electrical field. A capacitor is a form of passive energy.

Question

Design an experiment to determine what happens to the plate charge, stored energy, and voltage when the capacity of a disconnected (but charged) capacitor is changed

Expert Solution

This question has been solved!

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

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step 3

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 3 steps

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

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?
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?
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?
4. In what form is the energy of a capacitor stored?
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?
A postage stamp mica capacitor has the following color marks starting at the upper left dot: yellow, violet, brown, green, no color, and blue. What are the capacitance value, tolerance, and voltage rating of this capacitor?
You find that a 25-F capacitor connected to 480 VAC is defective. The storeroom has no capacitors with a 480-VAC rating. However, you find two capacitors rated at 50 F and 370 VAC. Can these two capacitors be connected in such a manner that they can replace the defective capacitor? If yes, explain how they are connected and why the capacitors will not be damaged by the lower voltage rating. If no, explain why they cannot be used without damaging the capacitor.
Can current flow through a capacitor?
A pure capacitive circuit is connected to a 480-volt, 60-Hz power source. An ammeter indicates a current flow of 24 amperes. The circuit current must be reduced to 16 amperes by connecting a second capacitor in series with the first. What is the value of the existing capacitor? What value capacitor should be connected in series with the original capacitor to limit the circuit current to 16 amperes?
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.