ELECTRICITY FOR TRADES (LOOSELEAF)
3rd Edition
ISBN: 9781260437454
Author: Petruzella
Publisher: MCG
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Chapter 2.1, Problem 10RQ
To determine
Fill in the blank with an appropriate word when an atom contains positively charged ion.
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FILL IN THE BLANKS
1)When a positively charged metal touches an electroscope, electrons transfer from ______.2)Charging by ________________ is when two materials are brought into contact. 3)Charging by ________________ is when two materials are rubbed together. When a material has freely moving valence electrons, it is likely to be ___________________ . 4)As we add more charges in a certain location, electric field strength __________________ . 5)Charging by ______________ happens when an object effect on charges without contact and involves _________________ which means rearrangement of the charges in a neutral object.
3.
An insulator is a material containing _____ valence electrons.
Select one:
A.
THREE OR FOUR
B.
FIVE OR SIX
C.
ONE OR TWO
D.
SEVEN OR EIGHT
If the charging resistor was twice as large as the discharging resistor in Figure 4, theamplitudes of the charging and discharging waveforms would be ________.a. The sameb. Different
Chapter 2 Solutions
ELECTRICITY FOR TRADES (LOOSELEAF)
Ch. 2.1 - What three particles can be found within an atom?Ch. 2.1 - Which particle has a negative charge and rotates...Ch. 2.1 - Which particle of an atom has a positive charge?Ch. 2.1 - Compare the size and mass (weight) of the electron...Ch. 2.1 - Prob. 5RQCh. 2.1 - Normally every atom contains an ___________ number...Ch. 2.1 - Prob. 7RQCh. 2.1 - Prob. 8RQCh. 2.1 - Prob. 9RQCh. 2.1 - Prob. 10RQ
Ch. 2.2 - _________ electrons are found in the outermost...Ch. 2.2 - Whenever a valence electron is removed from its...Ch. 2.2 - Prob. 3RQCh. 2.2 - Conductors offer _________ resistance to current...Ch. 2.2 - Conductors have incomplete valence shell of...Ch. 2.2 - Insulators have few, if any, _______ electrons.Ch. 2.2 - Semiconductors have some of the characteristics of...Ch. 2.2 - Two examples of pure semiconductor materials are...Ch. 2.2 - Explain the main characteristic of a semiconductor...Ch. 2.2 - What is voltage similar to?Ch. 2.2 - Electric current refers to the flow of _________...Ch. 2.2 - Compare the resistance of a conductor with that of...Ch. 2.2 - What does the circuit of a simple battery-operated...Ch. 2.2 - Prob. 14RQ
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- A semiconductor is a material that has _____ energy band gap. a)no b)wide c)narrow d)nucleararrow_forwardSemiconductor devices have the following advantages over vacuum tubes: They are _________, ____________, and __________.arrow_forwardWith a second .01-µF capacitor. Remove the jumper from points A and B. Carefully discharge C1 insert the second capacitor (C2)in series with C1 Insert a jumper between points A and B and note the charge time of C1and C2in series.The Charge time was approximately how many seconds? Since the charge time has decreased to ____________________ the value it was withonly C1 in the circuit, it may be concluded that the total capacitance has (increased ordecreased)? the new RC time is (double or half)? the original and the R has not been changed, we concludethat the new total capacitance is how _____µF.arrow_forward
- What is the types of material that has 4 valence electrons. One Coulomb is equal to ____________ electrons or protons stored in a dielectric.arrow_forward1. The practical unit of electric charge. ____________ 2. A path for the current to flow. ______________ 3. DC Voltage has ________ polarity 4. Resistance to current flow in AC circuits, measured in ohms. ____________ 5-7. Types of grounds in electrical/electronics circuits. (5) ______________ (6) ______________ (7) ______________ 8. Also known as Ohm’s Law. ________________arrow_forwardWhat is a negative ion?arrow_forward
- 18. True or False: Electrons have a positive charge 19. If divide voltage by amperage, your result will be in ______________. 20. The rubber / plastic coating on electrical wire is called ______________.arrow_forwardSuspension type of insulators is used for voltage above ... Answer:arrow_forwardHow many valence electrons are generally contained in materials used for conductors?arrow_forward
- The amount of potential required to remove an electron from an atom is the _____ of the atom. A electrolysis pointB ion pointC electron impactD ionization potentialarrow_forward1. A quantity defined as amount of work done over time. _____________ 2. Types of material that has 4 valence electrons. _____________ 3. One Coulomb is equal to ____________ electrons or protons stored in a dielectric. 4. Best conductor material type. _____________ 5. Best insulator material type. _____________ 6. The value of a resistor without considering its tolerance value percentages. _____________ 7. 1 picoampere (pA) is equal to __________ ampere (A).arrow_forwardPlease explain the purpose of the following LabView block diagram structuresarrow_forward
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