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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 causezr vsicg 9 3;hk520xthd 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 cau aiwn)s -(u5ti(,wizx sed 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 hydrogvj 8aju94+ jxpen 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 is caused by ik,yx0lsd 8ts1 c)h/v

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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?z4 e d.y:vk:nt

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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 bo8atmu /tcuk9-jki41 q nd?

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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 ep ul,jg:o0w m0nergy difference between adjacent energ:o0w ml,ujpg0y 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 sctw7 r0o0kt oz/4ho z*tate has energy E. The same rotator in the L = 2 quantum state othk *rt047o/w0zcoz 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;xb+hvl iw/17h nbwu* , 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, the energy difference gc7za7o; a:b hbetween adjacent quah77:azcgab; ontum 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 nndr-bd pov7s23s4o7tor has a rotational en7bn3 s ro4od-72vpds nergy 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 vibrator in its ground state has energy vl m1,wie s *ugbkk/ig.*re6 v.8p*vsE. This same vibrator in itl1 ksveiv** .k prs.6i eg g,v8/mub*ws 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 cau i3*wovpc(uw)sed 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, th(;8k r d97o4okv+tf5y v jpdoj,ydbb+e 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 highest energy band containing electroas em )m c7h.o qdt);i8cx:p5 .txe0eins, called the valence ba q:ted5mi h)) ;s toceecx..0 xm7a8ipnd, 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 prodtug -*j mca3t)2zpb t0uced 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 f wwj:)t jeog/zr c op/96xe,4produced 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 semiconductx 5/hi 5xplww:or, 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 acrosscq ubp jig019 ta5d35w 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 posbn )6 y6w):qol btaud7itive terminal to the p side and the negative terminal to the n side, then diode is said to be awout76b:l)bd)qn 6y

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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 o//lld 5 b,ugeof three semiconductor sections consisting ello/ug/5,b dof

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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 mo r1xsh7 )nb/r7j8hy *olg* aknment 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 hat l) / .dpp-xflyi9s0ms $2.6 \times 10^{-5} \; eV$ 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 r6hv/wqww5-:y aq 8ooas $18 \times 10^{-5} \; eV$ 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 e0xo))ngoxzb d :w +4mmV) for a diatomic hydrogen molecule in the L = 2 quantunmm +0bz)x)xo: wo dg4m state. (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 vibrs .8j1svvceo a7q l;1aating in the v = 1 quantum state with a frequency of .8s1vvo jl cse7a1aq;$2.0 \times 10^{13} \; Hz$. 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 ban9,5(utjfd g rcds in a certain semiconductor is 1.25 eV. What is the threshold wave,u5r (df9gj ctlength for optical absorption in this substance?

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