UNIVERSITY PHYSICS, VOL.3 (OER)17th EditionOpenStax Publisher: XANEDUISBN: 2810020283905
UNIVERSITY PHYSICS, VOL.3 (OER)
Solutions for UNIVERSITY PHYSICS,VOL.3 (OER)
Problem 9.1CYU:
Check Your Understanding Why is the potential energy associated with the exclusion principle...Problem 9.2CYU:
Check Your Understanding What does the energy separation between absorption lines in a rotational...Problem 9.3CYU:
Check Your Understanding If the dissociation energy were larger, would that make it easier or more...Problem 9.4CYU:
Check Your Understanding What happens to the ground state energy of an electron if the dimensions of...Problem 9.5CYU:
Check Your Understanding How does the magnitude of the forward bias current compare with the reverse...Problem 1CQ:
What is the main difference between an ionic bond, a covalent bond, and a van der Waals bond?Problem 2CQ:
For the following cases, what type of bonding expected? (a) KCl molecule; (b) N2 molecule.Problem 3CQ:
Describe three steps to ionic bonding.Problem 6CQ:
Does the absorption spectrum of the diatomic molecule HCl depend on the isotope of chlorine...Problem 7CQ:
Rank the energy spacing (E) of the following transitions from least to greatest: an electron energy...Problem 8CQ:
Explain key features of a vibrational-rotation energy spectrum of the diatomic molecule.Problem 9CQ:
Why is tbe equilibrium separation distance between K+ and Cl- different for a diatomic molecule than...Problem 10CQ:
Describe the difference between a face-centered cubic structure (FCC) and a body-centered cubic...Problem 11CQ:
In sodium chloride, how many Clatoms are “nearest neighbors” of Na+ ? How many Na+atoms are "nearest...Problem 12CQ:
In cesium iodide, how many Clatoms are "nearest neighbors” of Cs+? How many Cs+ atoms are "nearest...Problem 13CQ:
The NaCl crystal structure is FCC. The equilibrium spacing is r0=0.282nm. If each ion occupies a...Problem 15CQ:
If the election number density (N/V) of a metal increases by a factor 8, what happens to the Fermi...Problem 16CQ:
Why does the horizontal Line in the graph in Figure 9.12 suddenly stop at the Fermi energy? Figure...Problem 17CQ:
Why does the graph in Figure 9.12 increase gradually from the origin? Figure 9.12 (a) Density of...Problem 18CQ:
Why are the sharp transitions at the Fermi energy “smoothed out” by increasing the temperature?Problem 19CQ:
What are the two main approaches used to determine the energy levels of electrons in a crystal?Problem 23CQ:
Why are some materials semiconductors?Problem 25CQ:
What kind of semiconductor is produced if germanium is doped with (a) arsenic, and (b) gallium?Problem 26CQ:
What kind of semiconductor is produced if silicon is doped with (a) phosphorus, and (b) indium?Problem 27CQ:
What is the Hall effect and what is it used for?Problem 28CQ:
For an n-type semiconductor, how do impurity atoms alter the energy structure of the solid?Problem 29CQ:
For a p-type semiconductor, how do impurity atoms alter the energy structure of the solid?Problem 30CQ:
When p- and n-type materials are joined, why is a uniform electric field generated near the...Problem 31CQ:
When p- and n-type materials are joined, why does the depletion layer not grow indefinitely?Problem 34CQ:
What happens in the extreme case that where the n- and p-type materials are heavily doped?Problem 36CQ:
Describe two main features of a superconductor.Problem 37CQ:
How does BCS theory explain superconductivity?Problem 38CQ:
What is the Meissner effect?Problem 39CQ:
What impact does an increasing magnetic field have on the critical temperature of a semiconductor?Problem 40P:
The electron configuration of carbon is 1s22s22p2. Given this electron configuration, what other...Problem 41P:
Potassium chloride (KCl) is a molecule formed by an ionic bond. At equilibrium separation the atoms...Problem 42P:
The electron affinity of Cl is 3.89 eV and the ionization energy of K is 4.34 eV. Use the preceding...Problem 43P:
The measured energy dissociated energy of KC1 is 4.43 eV. Use the results of the preceding problem...Problem 44P:
In a physics lab, you measure the vibrational- rotational spectrum of HCl. The estimated separation...Problem 45P:
For the preceding problem, find the equilibrium separation of the H and Cl atoms. Compare this with...Problem 46P:
The separation between oxygen atoms in an O2 molecule is about 0.121 nm. Determine the...Problem 47P:
The characteristic energy of the N2 molecule is 2.4810-4 ev Determine the separation distance...Problem 48P:
The characteristic energy for KCl is 1.4105eV . (a) Determine for the KC1 molecule, (b) Find the...Problem 49P:
A diatomic F2 molecule is in the l = 1 state, (a) What is the energy of the molecule? (b) How much...Problem 50P:
In a physics lab, you measure the vibrational- rotational spectrum of potassium bromide (KBr). The...Problem 51P:
The Csl crystal structure is BCC. The equilibrium spacing is approximately r0=0.46nm . If Cs+ ion a...Problem 52P:
The potential energy of a crystal is - 8.10 eV/ion pair. Find the dissociation energy for four moles...Problem 53P:
The measured density of a NaF crystal is 2.558 g/cm3 . What is the equilibrium separate distance of...Problem 54P:
What value of the repulsion constant, n, gives the measured dissociation energy of 221kcal/mole for...Problem 55P:
Determine the dissociation energy of 12 moles of sodium chloride (NaCl). (Hint; the repulsion...Problem 56P:
The measured density of a KCl crystal is 1.984 g/cm3. What is the equilibrium separation distance of...Problem 57P:
What value of the repulsion constant, n, gives the measured dissociation energy of 171 kcal/mol for...Problem 58P:
The measured density of a CsCl crystal is 3.988 g/cm3. What is the equilibrium separate distance of...Problem 59P:
What is the difference in energy between the nx=ny=nz=4 state and the state with the next higher...Problem 60P:
An electron is confined to a metal cube of I = 0.8 cm on each side. Determine the density of states...Problem 62P:
Compare the density of states at 2.5 eV and 0.25 eV.Problem 63P:
Consider a cube of copper with edges 1.50 mm long. Estimate the number of electron quantum states in...Problem 64P:
If there is one free electron per atom of copper, what is the electron number density of this metal?Problem 66P:
For a one-dimensional crystal, write the lattice spacing (a) in terms of the electron wavelength.Problem 68P:
What is the longest wavelength for a photon that can excite a valence election into the conduction...Problem 69P:
A valence electron in a crystal absorbs a photon of wavelength, =0.300nm . This is just enough...Problem 70P:
An experiment is performed to demonstrate the Hall effect. A thin rectangular strip of semiconductor...Problem 71P:
Suppose that the cross-sectional area of the strip (the area of the face perpendicular to the...Problem 72P:
A current-carrying copper wire with cross-section =2mm2 has a drift velocity of 0.02cm/s. Find the...Problem 73P:
The Hall effect is demonstrated in the laboratory. A thin rectangular strip of semiconductor with...Problem 74P:
Show that for V less than zero, InetI0.Problem 75P:
A p-n diode has a reverse saturation current 1.44108A . It is forward biased so that it has a...Problem 76P:
The collector current of a transistor is 3.4 A for a base current of 4.2 mA. What is the current...Problem 77P:
Applying the positive end of a battery to the p-side and the negative end to the n-side of a p-n...Problem 78P:
The base current of a transistor is 4.4 A, and its current gain 1126. What is the collector current?Problem 79P:
At what temperature, in terms of Tc, is the critical field of a superconductor one-half its value at...Problem 81P:
A Pb wire wound in a tight solenoid of diameter of 4.0 mm is cooled to a temperature of 5.0 K. The...Problem 82P:
A tightly wound solenoid at 4.0 K is 50 cm long and is constructed from Nb wire of radius 1.5 mm....Problem 83AP:
Potassium fluoride (KF) is a molecule formed by air ionic bond. At equilibrium separation tire atoms...Problem 84AP:
For the preceding problem, sketch the potential energy versus separation graph for the bonding of K+...Problem 85AP:
The separation between hydrogen atoms in a H2 molecule is about 0.075 nm. Determine the...Problem 86AP:
The characteristic energy of the Cl2 molecule is 2.95105eV . Determine the separation distance...Problem 88AP:
A carbon atom can hybridize in the sp2configuration. (a) What is the angle between the hybrid...Problem 89AP:
List five main characteristics of ionic crystals that result from their high dissociation energy.Problem 90AP:
Why is bonding in favorable? Express your answer in terms of the symmetry of the election wave...Problem 91AP:
Astronomers claim to find evidence of He2 from light spectra of a distant star. Do you believe them?Problem 92AP:
Show that the moment of inertia of a diatomic molecule is I=r02 , where is the reduced mass, and r0...Problem 93AP:
Show that the average energy of an electron in a one-dimensional metal is related to the Fermi...Problem 94AP:
Measurements of a superconductor's critical magnetic field (in T) at various temperatures (in K) are...Problem 95AP:
Estimate the fraction of Si atoms that must be replaced by As atoms in order to form an impurity...Problem 96AP:
Transition in the rotation spectrum are observed at ordinary room temperature (T = 300K). According...Problem 98AP:
Find the average energy of an electron in a Zn wire.Browse All Chapters of This Textbook
Chapter 1 - The Nature Of LightChapter 2 - Geometric Optics And Image FormationChapter 3 - InterferenceChapter 4 - DiffractionChapter 5 - RelativityChapter 6 - Photons And Matter WavesChapter 7 - Quantum MechanicsChapter 8 - Atomic StructureChapter 9 - Condensed Matter PhysicsChapter 10 - Nuclear Physics
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More Editions of This Book
Corresponding editions of this textbook are also available below:
UNIVERSITY PHYSICS VOL.3 (OER)
17th Edition
ISBN: 9781506698250
University Physics Volume 3
17th Edition
ISBN: 9781938168185
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