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习题练习:Physics Unit29: Molecules and Solids

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

答题人: 游客未登录  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 cif4iqbvz 7a0cex,yl20f 8k9 pp3t /i waused 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 causdq) nm) zlcs62ed 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 hydrogek m04,ygt:41nwr9e yes5e dtxazx) /v n 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 bondingg38az6jhzy 4 zto,ib ) is 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 following is the strongest b. +x0tlv1zedz1wb t+m ond?

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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 thew-2fp be 96tsn following 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 mechaz1, /chtk)ofa2 g;e9dneo8zmnical rotator, the energy difference between adjacent energy o;)8k2ogmft/, ezc enzh9d1a levels

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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 rotator in the L = 1 quantum state ;s o,7/u ej(p4tee jokhas energy E. T4 e7(t;/ kpoej eo,ujshe same 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 statj1mgho*l x :n(e, the energy of a 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 vibra6w ,-imhqdr2t tor, the energy difference between adjaceh6t d-ri2wmq ,nt quantum states

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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 diatkipip:hu ., t tf;rp5*y lf63zomic quantum mechanical rotator has a rotational energy l ku6t;yir :p ,pphiff53*.ztof

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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 vibrator in its ground state h9 . te1d(n6 0u/ zx) 8mv:yyelygukosdas energy E. This sam k.l stxdgy:u1o(y9ezm) 6v ye/u0nd8e vibrator 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 causzwqvu.v +nab ;e z.j;f- h-:dked by

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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 band con74 xturw4eay :taining 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,evd)luo qu-smm)i. 86 the highest energy band containing electrons, called the valence baqe m)svo8i.-uu l6m)dnd, 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 semiconductor is produc05 qs- xwxay.ded 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 produc,yx1 owb*ei ;ved 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 semiconductor,ry3t-r);e g k)t91bnxlrpoq/18fkl b 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 acmw2 qyhsh 82g6 vuo6-53 yunclross a p-type semiconductor, 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 tergd ss edy6s0/g8rt8d) minal to the p side and the negative terminal to the n side, then diode d)stdgs 0 8/6yg8sdreis 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 t9g.x+4xc o qgq- /c(bsexw4krhree semiconductor sections consisting 9c / 44gq gx .s(wcqoerkx-+bxof

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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 oscillator has a moment of iney2 g-:3-vq2 i:l /plukmiblg:h jc s6irtia 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 xyhkh eq1r (4 kff+9s($2.6 \times 10^{-5} \; eV$ 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 hl n4uaa: i3t(yas $18 \times 10^{-5} \; eV$ 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 enerxdp5r 4n0qxeff + mv/(gy (in eV) for a diatomic hydrogen molecule in the L = 2 quantum state. (The equ+q x/ 0r4pfdx5nv ef(milibrium 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 state with ac :53/ vhy rvhi6szri81lj/*p ty+wfjgo2+ hy frequency of yphhwi5+*t16 /c /ohviyj z:rjg yv3lr 8sf+2 $2.0 \times 10^{13} \; Hz$. 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 valhnoim1 h y ;83u(f thf.lfjs50ence and conduction bands in a certain semiconductor is 18hs5olfy 0nfj( u1 thfhm;3i ..25 eV. What is the threshold wavelength for optical absorption in this substance?

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总分:27分 及格:16.2分 时间:不限时
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