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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: 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 fm xb*wjh02jb0hw-w7caused 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 caused bz3mr s l8bf9je 02a*auy

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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 hydrogen mvvdzrdk4) 9s ,i*m+ ymolecule 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 is ce fqz9u.tpp4cc5* be: aused 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+rd nll d(dw49p:wz29:l ayfa 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 the following is the weakestd oci6js(28ky8 1dzdr 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 rotatg4:gy6vu/(bb6c .g 64ssqwpd dz3oxk or, the energy difference between adjacent energy6g4xvq sbb :/ (gz udgy6 ck.6osw3pd4 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*/ slrhm66 1vlwa7 md;gwrl/g quantum state has energy E. The same rotatolm6rr /m;w/w1v* g6gallsd7h r 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 a diatomic havidm76 + e.m.9qoukju rmonic 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 energy difference betweiup3wi3(n r(v9i7 qr ven adjacent quantumpi7 i3vurw(9q3i v(r n 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 diatomic quantum mech i;vyeq/yk b ba 8u.0dr8np)h:anical rotator has a rotational energy oy ue8ib8)y:p;rn d 0vk.q/bh af

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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 xv+hg neb6x 76l14gnqmi/h+ ahas energy E. This same vibrator in its third state has l7e+1 +b /6 mhxqgxg 6hiv4nnaenergy

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13#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Metallic bonding is causabb: 5.r 1rnoied 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 highesb:sx7vtcco )* f hhb10t energy band 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 htpqy( vi69-n 1f 4hcvinla+5w ;pdtrq 6p9qs1ighest energy band containing electrons, called the valenc 6yitqc 9hlqv pa65+rv-tsp4win(1 qnd p9f1;e band, 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 produ/5vow 6;hfwpne u;x q6ced 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 isoxz4873e v/ibnwj9 h z produced 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 semiconducto7n5ol.o ilmhn t-dwls( c p.p:uy1+ ea.( e4kxr, 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 semiconductor, the holes/iy g5.8604;qflpxiaz zbxtl

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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 *f8 vdx uh:;uzthe positive terminal to the p side and the negative terminal to the n sidf: h8z*uu ;xdve, 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 three semiconductor sectionsheiji)5j-/snsih8 v no-s q/lyuu -15 consisting ofvln- isiyjo /u8ih-uq 1sh sn)-/e5 j5

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22#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A diatomic quantum mechani 1u//b7gs s;jn roa,incal oscillator 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 096vt-)yauqlyne1n)zq f xwo gxq9- :has $2.6 \times 10^{-5} \; eV$ 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 h,;mnh ,sq.ulh.zcj+;j l6piw as $18 \times 10^{-5} \; eV$ 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) f vi. gnx6yz57+2/ndzg mx 3epzor a diatomic hydrogen molecule in the L = 2 quantum state. (The gmi7zvzx. 6zp2e xdn5ng/+ 3yequilibrium 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 staky6tt .wr* hj2te with a frequency of th6krwt2yj. * $2.0 \times 10^{13} \; Hz$. 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 valence and conduction bands in a *ri b)rdvu, 9ncertain semiconductor is 1.25 eV. What is the threshold wavelength for optir u)nrib9v,d*cal 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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