EBK PRINCIPLES OF ELECTRIC CIRCUITS10th EditionBuchla Publisher: YUZUISBN: 9780134879499
EBK PRINCIPLES OF ELECTRIC CIRCUITS
Solutions for EBK PRINCIPLES OF ELECTRIC CIRCUITS
Problem 2RP:
Express the following amounts of power in watts without metric prefixes: 1. 1 mW 2. 1,800 W 3. 1,000...Problem 5RP:
Determine P in each circuit of Figure 4-2 for the following changes: Circuit (a): I doubled and V...Problem 8RP:
A 0.25 W, 1.0 k resistor is connected across a 12 V battery. Is the power rating adequate?Problem 9RP:
How will the total power delivered change if the current from Source 1 increases to 2.5 A? EXAMPLE...Problem 1TFQ:
The kilowatt-hour is a unit of power.Problem 2TFQ:
One watt is equal to one joule per second.Problem 3TFQ:
0.050 W is the same as 50 mW.Problem 6TFQ:
The power rating of a resistor should always be less than the required power dissipation in the...Problem 11TFQ:
Within limits, a regulated power supply can automatically keep the output voltage constant even if...Problem 12TFQ:
The efficiency of a power supply can be expressed as the power out divided by the power in.Problem 15TFQ:
When analyzing a circuit problem, you should consider the conditions under which it failed.Problem 1ST:
Power can be defined as 1. energy 2. heat 3. the rate at which energy is used 4. the time required...Problem 2ST:
Two hundred joules of energy are consumed in 10 s. The power is 1. 2,000 w 2. 10 w 3. 20W 4. 2WProblem 3ST:
If it takes 300 ms to use 10,000 J of energy, the power is 1. 33.3 kW 2. 33.3 W 3. 33.3 mWProblem 6ST:
For 10 V and 50 mA, the power is 1. 500 mW 2. 0.5W 3. 5000,000 W 4. answers (a), (b), and (c)Problem 7ST:
When the current through a 10 k resistor is 10 mA, the power is 1. 1 W 2. 10 W 3. 100 mW 4. 1, 000 WProblem 8ST:
A 2.2 k resistor dissipates 0.5 W. The current is 1. 15.1 mA 2. 0.227 mA 3. 1.1 mA 4. 4.4 mAProblem 10ST:
If you used 500 W of power for 24 h, you have used 1. 0.5 kWh 2. 2,400 kWh 3. 12,000 kWh 4. 12 kWhProblem 11ST:
How many watt-hours represent 75 W used for 10 h? 1. 75 Wh 2. 750 Wh 3. 0.75 Wh 4. 7,500 WhProblem 12ST:
A 100 resistor must carry a maximum current of 35 mA. Its rating should be at least 1. 35 W 2. 35...Problem 13ST:
The power rating of a resistor that is to handle up to 1.1 W should be 1. 0.25 W 2. 1 W 3. 2 W 4. 5...Problem 14ST:
A 22 half-watt resistor and a 220 half-watt resistor are connected across a 10 V source. Which...Problem 15ST:
When the needle of an analog ohmmeter indicates infinity, the resistor being measured is 1....Problem 16ST:
A 12 V battery is connected to a 600 load. Under these conditions, it is rated at 50 Ah. How long...Problem 17ST:
A given power supply is capable of providing 8 A for 2.5 h. Its ampere-hour rating is 1. 2.5 Ah 2....Problem 18ST:
A power supply produces a 0.5 W output with an input of 0.6 W. Its percentage of efficiency is 1....Problem 1CDQ:
If the current through a fixed resistor goes from 10 mA to 12 mA, the power in the resistor 1....Problem 2CDQ:
If the voltage across a fixed resistor goes from 10 V to 7 V, the power in the resistor 1. increases...Problem 3CDQ:
A variable resistor has 5 V across it. If you reduce the resistance, the power in the resistor 1....Problem 4CDQ:
If the voltage across a resistor increases from 5 V to 10 V and the current increases from 1 mA to 2...Problem 5CDQ:
If the resistance of a load connected to a battery is increased, the amount of time the battery can...Problem 6CDQ:
If the amount of time that a battery supplies current to a load is decreased, its ampere-hour rating...Problem 7CDQ:
If the current that a battery supplies to a load is increased, the battery life 1. increases 2....Problem 8CDQ:
If there is no load connected to a battery, its ampere-hour rating 1. increases 2. decreases 3....Problem 9CDQ:
If the output voltage of a power supply increases, the power to a constant load 1. increases 2....Problem 10CDQ:
For a constant power supply output voltage, if the current to a load decreases, the load power 1....Problem 11CDQ:
For a constant power supply output voltage, if the resistance of a load increases, the power in the...Problem 12CDQ:
If the load is removed leaving the power supply terminals open, ideally the power supply output...Problem 5P:
How many watts does 1,000 J in 50 ms equal?Problem 12P:
If a 300 W bulb is allowed to burn continuously for 30 days, how many kilowatt-hours of energy does...Problem 13P:
At the end of a 31-day period, your utility bill shows that you have used 1,500 kWh. What is your...Problem 14P:
Convert 5 106 watt-minutes to kWh.Problem 15P:
Convert 6,700 watt-seconds to kWh.Problem 16P:
For how many seconds must there be 5 A of current through a 47 resistor in order to consume 25 J?Problem 19P:
An electric heater works on 120 V and draws 3 A of current. How much power does it use?Problem 23P:
A 56 resistor is connected across the terminals of a 1.5 V battery. What is the power dissipation...Problem 24P:
If a resistor is to carry 2 A of current and handle 100 W of power, how many ohms must it be? Assume...Problem 25P:
A 12 V source is connected across a 10 resistor. 1. How much energy is used in two minutes? 2. If...Problem 27P:
The maximum voltage is 1 V and the maximum current is 1 A in a given resistor. Should a 1 W or a 2 W...Problem 28P:
A 6.8 k resistor has burned out in a circuit. You must replace it with another resistor with the...Problem 29P:
A certain type of power resistor comes in the following ratings: 3 W, 5 W, 8 W, 12 W, 20 W. Your...Problem 30P:
For each circuit in Figure 414, assign the proper polarity for the voltage drop across the resistor....Problem 32P:
Assume that an alkaline D-cell battery can maintain an average voltage of 1.25 V for 90 h in a 10 ...Problem 33P:
What is the total energy in joules that is delivered during the 90 h for the battery in Problem 32?...Problem 34P:
A battery can provide an average of 1.5 A of current for 24 h. What is its ampere-hour rating?Problem 37P:
If the input power is 500 mW and the output power is 400 mW, how much power is lost? What is the...Browse All Chapters of This Textbook
Chapter 1 - Quantities And UnitsChapter 2 - Voltage, Current, And ResistanceChapter 3 - Ohm's LawChapter 4 - Energy And PowerChapter 5 - Series CircuitsChapter 6 - Parallel CircuitsChapter 7 - Series-parallel CircuitsChapter 8 - Circuit Theorems And ConversionsChapter 20 - Time Response Of Reactive Circuits
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More Editions of This Book
Corresponding editions of this textbook are also available below:
Principles Of Electric Circuits: Electron Flow Version
3rd Edition
ISBN: 9780023385018
Principles of Electric Circuits: Conventional Current Version
7th Edition
ISBN: 9780130995940
Principles Of Electric Circuits: Conventional Current Version-text Only
8th Edition
ISBN: 9780007705917
Principles Of Electric Circuits: Electron Flow Version
4th Edition
ISBN: 9780132310772
Electronic Devices (Conventional Current Version)
8th Edition
ISBN: 9780132429733
Principles Of Electric Circuits
10th Edition
ISBN: 9780134879482
EBK PRINCIPLES OF ELECTRIC CIRCUITS
10th Edition
ISBN: 9780134880068
Principles Of Electric Circuits: Pearson New International Edition
9th Edition
ISBN: 9781292025667
Principles Of Electric Circuits: Electron Flow Version (9th Edition)
9th Edition
ISBN: 9780135073087
Principles Of Electric Circuits, 9ed
9th Edition
ISBN: 9789332573888
Principles Of Electric Circuits: Conventional Current Version And Lab Manual For Principles Of Electric Circuits: Conventional Flow Version Package (9th Edition)
9th Edition
ISBN: 9780137068258
Principles Of Electric Circuits: Electron Flow Version With Lab Manual (9th Edition)
9th Edition
ISBN: 9780135090824
Principles of Electric Circuits: Conventional Current Version
9th Edition
ISBN: 9780135073094
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