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习题练习:Physics Unit29: Molecules and Solids



 作者: admin发布日期: 2023-05-01 13:57   总分: 27分  得分: _____________

答题人: 匿名未登录  开始时间: 23年05月01日 13:57  切换到: 整卷模式

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1#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Covalent bonding is cau1d1eg.prq q*j 6yxsl2 sed by

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2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Ionic bonding is causeo7bojl0g)h4vhvgg8 ; 6rg rs)d by

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3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The bond energy for a hydro pow8d bv)6+algen molecule is

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4#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Van der Waals bonding i8)f-am m/pv yjt*axty y)cc-8s caused by

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5#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In general, which of the followingywpb)xr37 ,gu/4qo1 j ykql* g is the strongest bond?

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6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In general, which of the oo xc n8n6)r ;6mo;njpfollowing is the weakest bond?

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7#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  For a diatomic quantum mechanical rotator, the energyx;einc )hgmwq0 s: 7o8s7cq9d difference between adjacent energy lewq0hqn89 ):cxd;7e7gmcsio svels

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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A diatomic quantum mechanical r 11 z*it7(yhdaeelgz* : inmj+otator in the L = 1 quantum state has energy E. The sagzn*:e7zj*11a hilei+ dmy (t me rotator in the L = 2 quantum state will have energy

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9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In its lowest quantum state, the energy of afp9gfrc k n+11 diatomic harmonic oscillator is

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10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  For a diatomic quantum mechanical vibrator, the enerunkvg;a9ka p2/qud 20 lvpk;: gy difference between adjacent quantum statp;k2vk ka/u 02uv 9;: dagqplnes

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11#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In its lowest quantum state, a 4 q+rcgbrerhax *t jpfy).;9*diatomic quantum mechanical rotator has a rotatioxg 4aq*;yprefrt.9ch j r+) b*nal energy of

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12#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A diatomic quantum mechanical vibratorkpgn2i( ue *k* in its ground state has energy E. This same vi(pue2g*nki *k brator in its third state has energy

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13#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Metallic bonding is caused b ;yoztw/l 2k gt*lc0m2y

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14#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a good conductor, the highest energy bandwj65jqfe9bgx1 j71z v containing electrons is

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15#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a good insulator, the highest energy band containing electrons, called thenqf abrp 2 20h-l xpnqo*6zl22 valence band,z2 qaln-lp2rq*6 nfh2x2po0 b is

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16#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  An n-type semiconducto8p63nty ;qpr4yi 3d1 d5t yxyxr is produced by

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17#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A p-type semiconductor is produi,kx/ yk)wmjde de8l(t5/ /wdj35o wcced by

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18#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a p-type semiconducto y+rp2 a leg (br7+5:7gx dntfhw51n,yxt0fgyr, a hole is

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19#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a voltage is applied across a p-type semiconduarrrra ,p8;*m 3 u,kysctor, the holes

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20#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  If a battery is connected to a diode with the positive 4p7js/;ozc yvxm3d5 e terminal to the p side and the negative terminal to the n sid/y; ejm3 cox7zs4p5 dve, then diode is said to be

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21#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A simple junction transistor consists of thaiaadtw djv34*8 a+ c7ree semiconductor sections consistingva*3tdadcj 4aa8 wi 7+ of

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22#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A diatomic quantum mechanical oscilpm g*+rg9ie)r2wbc 2nlator has a moment of inertia of $7.73 \times 10^{-45} \; kg \cdot m^{2}$. What is the rotational energy in the quantum state characterized by L = 2?

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23#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A diatomic molecule has ws d :)6tgax1zh;g ,mh$2.6 \times 10^{-5} \; eV$ of rotational energy in the L = 2 quantum state. What is the rotational energy in the L = 1 quantum state?

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24#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A diatomic molecule rih,bo6f(9 qih1(oo x o9 fn1mhas $18 \times 10^{-5} \; eV$ of rotational energy in the L = 2 quantum state. What is the rotational energy in the L = 0 quantum state?

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25#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Estimate the rotational energy (in eV) for a diatomcsa e 4f d)6//pp0xgp3p0ghoxic hydrogen molecule in the L = 2 quantum g/c4ao/fhdp0 pp 0ex sx36 p)gstate. (The equilibrium separation for the H2 molecule is 0.075 nm.)

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26#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A diatomic molecule is vibrating in the v = 1 quantum (o uc()t 2f1flvu mcg5state with a frequency of (vo)5u cl 2c(ffg tum1$2.0 \times 10^{13} \; Hz$. What is the energy of vibration?

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27#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The energy gap between the val(/mgv; x zz.z,p 6tyfbence and conduction bands in a certain semiconductor is 1.25 eV. What is the threshold wavelength for optical absorption in this sxz.(,v; b6/ympfgzzt ubstance?

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