Electronics Fundamentals: Circuits, Devices & Applications
8th Edition
ISBN: 9780135072950
Author: Thomas L. Floyd, David Buchla
Publisher: Prentice Hall
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Chapter 2, Problem 1P
How many coulombs of charge do
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An electron moves through a voltage of 9 V from the positive polarity to the negativepolarity. How much energy is transferred? Each electron has a charge of -1.60 x 10^-19 C.
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Chapter 2 Solutions
Electronics Fundamentals: Circuits, Devices & Applications
Ch. 2 - The number of neutrons in the nucleus is the...Ch. 2 - The unit of charge is the ampere.Ch. 2 - Energy in a battery is stored in the form of...Ch. 2 - Prob. 4TFQCh. 2 - In a five-band precision resistor, the fourth band...Ch. 2 - A rheostat performs the same function as a...Ch. 2 - A strain gauge changes resistance in response to...Ch. 2 - Prob. 8TFQCh. 2 - Prob. 9TFQCh. 2 - The three basic measurements that can be done by a...
Ch. 2 - A neutral atom with an atomic number of three has...Ch. 2 - Electron orbits are called shells nuclei waves...Ch. 2 - Materials in which current cannot be established...Ch. 2 - When placed close together, a positively charged...Ch. 2 - The charge on a single electron is 6.2510-18C...Ch. 2 - Prob. 6STCh. 2 - Prob. 7STCh. 2 - Prob. 8STCh. 2 - Prob. 9STCh. 2 - Prob. 10STCh. 2 - Prob. 11STCh. 2 - There is no current in a circuit when a series...Ch. 2 - Prob. 13STCh. 2 - Potentiometers and rheostats are types of voltage...Ch. 2 - The current in a given circuit is not to exceed 22...Ch. 2 - How many coulombs of charge do 501031 electrons...Ch. 2 - How many electrons does it take to make 80C of...Ch. 2 - What is the charge in coulombs of the nucleus of a...Ch. 2 - What is the charge in coulombs of the nucleus of a...Ch. 2 - Detemine the voltage in each of the following...Ch. 2 - Five hundred joules of energy are used to move 100...Ch. 2 - What is the voltage of a battery that uses 800 J...Ch. 2 - How much energy does a 12 V battery in your car...Ch. 2 - Assume that a solar battery charger delivers 2.5 J...Ch. 2 - If the solar cell in Problem 9 has moved the...Ch. 2 - Determine the current in each of the following...Ch. 2 - Six-tenths coulomb passes a point in 3 s. What is...Ch. 2 - How long does it take 10 C to flow past a point if...Ch. 2 - How many coulombs pass a point in 0.1 s when the...Ch. 2 - Figure 2-61(a) shows color-coded resistors....Ch. 2 - 16. Find the minimum and the maximum resistance...Ch. 2 - If you need a 270 resistor with 5% tolerance. what...Ch. 2 - Determine the resistance value and tolerance for...Ch. 2 - Determine the resitance and tolerance of each of...Ch. 2 - Determine the color bands for each of the...Ch. 2 - Determine the resistance and tolerance of each of...Ch. 2 - Determine the color bands for each of the...Ch. 2 - Determine the resistance values represented by the...Ch. 2 - The adjustable contact of a linear potentlometer...Ch. 2 - Trace the current path in the lamp circuit of...Ch. 2 - With the switch in either position, redraw the...Ch. 2 - Show the placement of an ammeter and a voltmeter...Ch. 2 - Show how you would measure the resistance of R2 in...Ch. 2 - In Figure 2-64 what does each voltmeter indicate...Ch. 2 - In Figure 2-64, show how to connect an ammeter to...Ch. 2 - What is the voltage reading of the meter in Figure...Ch. 2 - How much resistance is the meter in Figure 2-66...Ch. 2 - Determine the resistance indicated by each of the...Ch. 2 - A multimeter has the following ranges:...Ch. 2 - A resistor with a current of 2 A through it in an...Ch. 2 - If 5741015 electrons flow through a speaker wire...Ch. 2 - A 120 V source is to be connected to a 1500...Ch. 2 - Determine the resistance and tolerance of each...Ch. 2 - Prob. 39PCh. 2 - Through which resistor in Figure 2-70 is there...Ch. 2 - In Figure 2-70, show the proper placement of...Ch. 2 - Show the proper placement of voltmeters to measure...Ch. 2 - Devise a switch arrangement where by two voltage...
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- What will be total charge carried by 1020 electrons?arrow_forwardAn electron moves through a voltage of 9 V from the positive polarity to the negativepolarity. How much energy is transferred? Does the electron gain or lose energy? Each electronhas a change of -1.60 x 10-19 C.arrow_forwardTwo point charges of 280 statcoulomb and 78 statcoulomb are 4.2 cm apart. if another point charge is placed in between the first two charges, what distance from the 78 statcoulomb charge should it be placed to maintain equilibrium?arrow_forward
- how many protons have a combined charge of 5.4 pC (picoCoulombs)?arrow_forwardWhat is the charge in coulombs of 5*10^22 protons?arrow_forwardBy doing the " Coloumbs Law Lab " how do you calculate the electric force on suspended balloon and the charge on each balloon? Can you give an sample calculationarrow_forward
- An electron has a charge of -1.6 x 10-1⁹ C. How many electrons would be needed to produce a net charge of -5.8 x 10-6 C?arrow_forwardHow many electrons are needed to create a total charge of -2 C?arrow_forwardA cube of an alloy of resistivity is 2.12µn-m is 3x10^-2 m on a side. Determine the resistance between any two faces of the cube. * 67.07µn O 60.77µn O 70.67µn O 77.06µnarrow_forward
- Question 27 Two charges of- Q are 1 cm apart. If the distance between charges is increased, the magnitude of the force between them is Osmaller the same zero larger Moving to andarrow_forwardA square is 1 meter on each side. At each of the four corners there is one of each of the following charges: +1.0 × 10-8 C, -2.0 × 10¯8 C, +3.0 × 10-8 C, and + 2.0 × 10-8 C. What is the potential at the center of the square?arrow_forwardHow much work is done by a 12-V automobile battery in moving 5x1020 electrons from the positive terminal to the negative terminal?arrow_forward
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