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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 cau/qoql m;0)e rur y/*onok3l5o 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 cause4*m m;o,ayw lukp 3-vad 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 hydrogen molecul)0 r/a,vr6la vn mivcg0lmt.69zq: vde 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 caused e:x j*ot9wj2fke+ fv0by

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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 bond?yc):pa- kusvz6 j0 c+n

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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 theb68nhqp jc *lh(0rxfwk6 h/41ecx7c w 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 mecha0maz 5 1+zfezxnical rotator, the energy difference between adjacent enzazz+x 1e f05mergy 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 = (fnkupeg9 p*,d4e *fwhw0v.o 1 quantum state has energy E. The same rotator in the L = 2 quantum state will have f, n hp(dfe9k v. wwp**g0ueo4energy

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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 hxxw22.pvoxxnafhm:i,9q9 , xz: 9rdg armonic 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 diffe 1m u2cz+ ldvj;u*2wverence between adjacent quantum statczuvvd u+e1m2w jl 2;*es

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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, e2 jou.:ijicq0 +b,nsa diatomic quantum mechanical rotator has a rotational energy ojs,cu2b + .nj i:0iqeof

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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 gro,39.k 6 nzl twb*4d ykxm7gbi 3yalq,dund state has energy E. This same vibrator in its third state has energy3a4dyt.w i 36k,x 9qy*lbd z7mnblg k,

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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 5sstkuti w4)3,f g. l:whyrx8by

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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, r;f ty/i80syol;h su. the highest 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 hz3hymty- z s w(g(hd5)ighest energy band containing electrons, called the valezw md3z-yyt5s hg(h( )nce 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 produceg17jsk 9nz; uyh in30vd 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 semiconductov((n jxyf8 wjj1cw+,prq)4 u yr is 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 semiconducto+j jd )w:a-9jr :rilsyr, 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 se 9*ga :b4riprszk64bu miconductor, 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 d i qdf8nay+gn-xil+;/iode with the positive terminal to the p side and the negative terminal to the n side, then diode is sadx qg yi+- f8;/ani+nlid 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 semicob e8m/v w 174rogvim,pnductor sections consisting of1 4/bmpg7v eov,wri8m

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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 oscil1d6f j8wg-smqjc5-wylator 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 wfn4)k d hd:;2ppclhc*0llm2 $2.6 \times 10^{-5} \; eV$ 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 hac3x95q 4dvy3 ltnfo(kieyl/.s $18 \times 10^{-5} \; eV$ 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 diatokl yyd (nu)f-6. ovr wi6p7gq;mic hydrogen molecule in the L = 2 quantum state. (The equilibrium separation for the H2 molecule isy. ;y6p7)wdgvoq (-ur nf6 ikl 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 wi(l: ols; ca71mm qi9tuth a frequency of m qc;m(lo1ulat79s: i$2.0 \times 10^{13} \; Hz$. 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 certain s5xpwm mlh(zl. :l4m7nemiconductor is 1.25 eV. What is the threshold wavelength for l4 :wxm5h n7 mm.pllz(optical absorption in this substance?

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