PHYSICS FOR SCIEN & ENGNR W/MOD MAST
4th Edition
ISBN: 9780134112039
Author: GIANCOLI
Publisher: PEARSON
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Question
Chapter 40, Problem 15P
(a)
To determine
Find the reduced mass of CO molecule.
(b)
To determine
Find the effective value of stiffness constant for CO molecule and compare it with H2 molecule value.
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(b) Copper crystallises as FCC (face centred cubic). Given that the atomic radius and density of
a given copper sample are 1.28 x 1010 m and 8.98 x 10' kg/m' respectively, carry out the following:
Calculate the mass of the copper sample. T'ake Avogadro's number, NA = 6.023 x 1023
atoms/mole.
(i)
(ii) If the interatomic planar spacing, d, in the sample above is 2.96 x 1010 m, determine the angle
at which the first Bragg reflection will occur from the (111) plane if x-radiation of wavelength
1.52 x 10-10 m is used for the analysis.
(c) Give two uses of pure copper and two commercial applications of copper alloys.
3. (a) One way of treating the vibrational modes of a linear diatomic solid is to assume
that the atoms have the same masses, but the springs on either side of an atom have
spring constants K and G, respectively. Show that the dispersion relation of such a lattice
is given by
(K+G`
+G)' - 4KGsin ka
M
where M is the mass of the ion, G and K the lattice constants, a is the periodic distance
between masses and k the lattice wave vector.
(i)
(ii)
Sketch the dispersion relation
Discuss what happens when K = G and K >> G.
(b) In diatomic (linear) lattice, why do we assume same o and k.
(c) Calculate the Fermi energy of silver from the
data given below:
atom.
Density of Silver = 10.5 gm/cm³
atomic weight = 108
h = 6.62×10-34 Joule - sec
m = 9.1×10-³1 Kg.
Avogadro's number =6.02×10-21 atoms/gm-
Chapter 40 Solutions
PHYSICS FOR SCIEN & ENGNR W/MOD MAST
Ch. 40.4 - Determine the three lowest rotational energy...Ch. 40.6 - Prob. 1BECh. 40.6 - Prob. 1CECh. 40.8 - Prob. 1DECh. 40 - What type of bond would you expect for (a) the N2...Ch. 40 - Describe how the molecule CaCl2 could be formed.Ch. 40 - Does the H2 molecule have a permanent dipole...Ch. 40 - Although the molecule H3 is not stable, the ion...Ch. 40 - The energy of a molecule can be divided into four...Ch. 40 - Would you expect the molecule H2+ to be stable? If...
Ch. 40 - Explain why the carbon atom (Z = 6) usually forms...Ch. 40 - Prob. 8QCh. 40 - Prob. 9QCh. 40 - Prob. 10QCh. 40 - Prob. 11QCh. 40 - Prob. 12QCh. 40 - Prob. 13QCh. 40 - Prob. 14QCh. 40 - Prob. 15QCh. 40 - Prob. 16QCh. 40 - Prob. 17QCh. 40 - Prob. 18QCh. 40 - Prob. 19QCh. 40 - Prob. 20QCh. 40 - Prob. 21QCh. 40 - Prob. 22QCh. 40 - Prob. 23QCh. 40 - Prob. 1PCh. 40 - (II) The measured binding energy of KCl is 4.43eV....Ch. 40 - (II) Estimate the binding energy of the H2...Ch. 40 - (II) The equilibrium distance r0 between two atoms...Ch. 40 - Prob. 5PCh. 40 - Prob. 6PCh. 40 - (III) (a) Apply reasoning similar to that in the...Ch. 40 - (I) Show that the quantity 2/I has units of...Ch. 40 - Prob. 9PCh. 40 - Prob. 10PCh. 40 - Prob. 11PCh. 40 - Prob. 12PCh. 40 - Prob. 13PCh. 40 - Prob. 14PCh. 40 - Prob. 15PCh. 40 - Prob. 16PCh. 40 - (II) Calculate the bond length for the NaCl...Ch. 40 - Prob. 18PCh. 40 - Prob. 19PCh. 40 - Prob. 20PCh. 40 - Prob. 21PCh. 40 - Prob. 22PCh. 40 - Prob. 23PCh. 40 - Prob. 24PCh. 40 - Prob. 25PCh. 40 - Prob. 26PCh. 40 - Prob. 27PCh. 40 - Prob. 28PCh. 40 - Prob. 29PCh. 40 - Prob. 30PCh. 40 - Prob. 31PCh. 40 - Prob. 32PCh. 40 - Prob. 33PCh. 40 - Prob. 34PCh. 40 - Prob. 35PCh. 40 - Prob. 36PCh. 40 - Prob. 37PCh. 40 - Prob. 38PCh. 40 - Prob. 39PCh. 40 - Prob. 40PCh. 40 - Prob. 41PCh. 40 - Prob. 42PCh. 40 - Prob. 43PCh. 40 - Prob. 44PCh. 40 - Prob. 45PCh. 40 - Prob. 46PCh. 40 - Prob. 47PCh. 40 - Prob. 48PCh. 40 - Prob. 49PCh. 40 - Prob. 50PCh. 40 - Prob. 51PCh. 40 - Prob. 52PCh. 40 - Prob. 53PCh. 40 - Prob. 54PCh. 40 - Prob. 55PCh. 40 - Prob. 56PCh. 40 - Prob. 57PCh. 40 - Prob. 58PCh. 40 - Prob. 59PCh. 40 - Prob. 60PCh. 40 - Prob. 61PCh. 40 - Prob. 62GPCh. 40 - Prob. 63GPCh. 40 - Prob. 64GPCh. 40 - Prob. 65GPCh. 40 - Prob. 66GPCh. 40 - Prob. 67GPCh. 40 - Prob. 68GPCh. 40 - Prob. 69GPCh. 40 - Prob. 70GPCh. 40 - Prob. 71GPCh. 40 - Prob. 72GPCh. 40 - Prob. 73GPCh. 40 - Prob. 74GPCh. 40 - Prob. 75GPCh. 40 - Prob. 76GPCh. 40 - Prob. 77GPCh. 40 - Prob. 78GPCh. 40 - Prob. 79GPCh. 40 - Prob. 80GPCh. 40 - Prob. 81GPCh. 40 - Prob. 82GPCh. 40 - Prob. 83GPCh. 40 - Prob. 84GPCh. 40 - Prob. 85GPCh. 40 - Prob. 86GPCh. 40 - Prob. 87GPCh. 40 - Prob. 88GPCh. 40 - Prob. 89GP
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Similar questions
- (c) A common emitter BJT circuit and its voltage transfer curve is shown in Fig. 1(c) respectively. Assume the transistor common-emitter current gain, ß = 50, VBE (on) = 0.7 V, Rg = 100 kn and Rc = 1 k2. (i) Determine the input voltage at the point x. (ii) Calculate the base current, Ig and collector current, Ic at the point x. +Vcc Vo(V) Rc 5- Vo RB V, oww -RAR- IB VBE 0.5 V,(V) 15 Fig. 1(c) -END OF QUESTION-arrow_forwardThe expression for the second overtone frequency in the vibrational absorption spectra of a diatomic molecule in terms of the harmonic frequency w. and anharmonicity constant x, is (A) 2w.(1 – xe) (B) 2w.(1 – 3x,) (C) 3w.(1– 2xe) (D) 3w.(1 – 4x.)arrow_forwardplease help quickly A molecule in a gas undergoes about 1.0 × 109 collisions in each second. Suppose that (a) every collision is effective in deactivating the molecule rotationally and (b) that one collision in 10 is effective. Calculate the width (in cm-1) of rotational transitions in the molecule.arrow_forward
- (i) State and briefly explain the gross selection rule required for a molecule to give a pure rotational spectrum. What is the physical origin of the specific selection rule ΔJ = ±1? (ii) Explain how the bond length of a diatomic molecule may be determined from the measured spacing between the lines observed in its microwave spectrumarrow_forward(e) Explain what you understand by the statement: “the bonding in a solid is 30 % ionic and 70 % covalent". Why such types of bondings are occurred in a materials. Give proper reasoning with examples.arrow_forward(a) Express the moment of inertia of an octahedral AB6 molecule in terms of its bond lengths and the masses of the B atoms. (b) Ca lcu late the rotationa l constant of 32S19F6, for which the S-F bond length is 158 pm.arrow_forward
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- 2) (i) The Fermi Silver is temperature we 14% in which Fermi Energy of the 4.4 ev. At what (au expect a probability that electrons have an silver Joom density is 2% energy? (11) Consider silicon sample at temperature with hole 2x (012 cm-3 be energy a above the a) Estimate the electron density b) determine the acceptor density Concentration if the donor density is 1012arrow_forward(b) If a monoatomic one dimensional solid of length L consists of 5 atoms, calculate the maximum allowed value of q (maximum valid value of q). Draw the dispersion curve and label the valid states. Calculate the allowable value of frequency, w closest to the boundary of Brillouin zone in terms of the maximum frequency, wmax-arrow_forward(b): the potential energy of a diatomic molecule is given by U = B where A and B are constants and r is the separation A r12 r6 distance between the atoms. For the H2 molecule, take A = 0.124 x 10-120 eV. m² and B = 1.488 × 10-60 eV . m°. Find the separation distance at which the energy of the molecule is a %3D minimum.arrow_forward
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