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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 2gsme 5peen 83p 7pxjn )1ver:caused 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 causedp g plfqd ldl0m4q(k,0tlw;2/ 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 hydrogenmp,;3 :a 9;edtlbkvbn 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 i)levbe1 t- ce6s 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 foll-gu mphb8hd(k+tt) xb3d3 (n iowing 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 following is the weakest b9x-)lyr /g +kuzgxe-oond?

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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 energy differenceoe4:-kvfn yb( between adjacenynvfeb- ( :ko4t energy 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 has energie z 7sqx6* jcgo-jd5.y E. The same rotator in the L = 2 quantum state wx qdz7sej jc. go-6*i5ill 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 quantun /u04xdu0vr 12qm(pn4errtcm state, 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 vibrator, theb1rnjv-f+ ,lf energy difference between adjacent quantum l -+ v1brffjn,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 mechanical rota*j n .+) rs+s)mhzevvltor has a rotational en)n*ejl v)+hrssvz. +m ergy 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 s +v5 hosg5lwtt.)(nzvibrator in its ground state has energy E. This same vibrator in its third state has enhsz.t s gvno+5(w5t )lergy

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13#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Metallic bonding is c;wljy e;e7:q haused 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 ene23d2*uxxr96vokmjy wk04l r82q aierrgy 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 highest ene 7)wk3t q o)9pokucuj+u/ j*jkrgy band containing electrons, called the valence band, is +ku*kuk3 o wjjo)/97pt u)qcj

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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 produced bvpbfy.sjp532wyt nh/ x2/ 8h,yi lp n3y

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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 isbo:ov 38 tq/2 3(m.iirqyorn s 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 semiconductor, ez zyitr18r7/ 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 ho;59i (i nioyc.wa5 lbeles

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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 vk8 nasktjw0d06 1i7hterminal to the p side and the negative terminal to the n side, then diohiswk17ndkj at6v080de 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 transiskg n:o 1 cdaxwo.g0l+1tor consists of three semiconductor sections consisting ofokn+.lga1og c:x 01wd

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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 o 3+ 1ux wd,tp3e,xisfbscillator 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 mw (ewnqm e916.dlei6$2.6 \times 10^{-5} \; eV$ 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 has734i++ yes8 xbi y*zw,q evoio $18 \times 10^{-5} \; eV$ 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 diatomic hydrogen molecule in g*ikkhx7i0*9v mv4 xm the L = 2 quantum state. (The equik m0k7gix*i vvm 9xh4*librium 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 v t6b)g j x 9/qpodhczu:**b:tbibrating in the v = 1 quantum state with a frequency of b9t b/zqg 6* tboc:phd x):*ju$2.0 \times 10^{13} \; Hz$. 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 pv pe185wxe6uconduction bands in a certain semiconductorev5p8e px 6u1w is 1.25 eV. What is the threshold wavelength for optical absorption in this substance?

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