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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 causedftaw -4 ulz7zr m 2(pgrm9ao4( 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 b*0 a 5krtt(ujfwl o1/(;ntqcs6uw.q )uxo c:cy

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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 molecule id:r r3ka* o ws4-p)oeps

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4#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Van der Waals bondingw i5*d1a9pih;rrwmd - acz :vt0)g6bg 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 txz )g)tz-c4j she following 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 followvg8c6 jasdd5ti3r)vto. o(t8 i; vk6 uing 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 mechanical rotator, the energy difference between adj4*)q 0sm(hrl++ifiq3k 2hns a5k ,qoj tqwi,gacent ener,ihf20 wi, s(gokrih+tk5saqm n)3qj q*lq+4gy 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 ,1l-s 65plzdckzm6 ,pcbmy5e rotator in the L = 1 quantum state has energy E. The same dcez -5,l,6 ksm p5cb61zymplrotator 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 harm*hr:vzb 9w7po onic 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 dos4j6sm j q+ xmeujg286(wyz2 ifference between adjacent qujz 2ws m4+2u q6yxgj8(sj6oem antum 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 rotator has iz x9h:8w8o0cx rtbo9a rotational e: h0otz9w9x8xci or b8nergy 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 sy dl 3d24 :owhzf*zt0ttate has energy E. This same vibrator in its t:2 04oddf3 thz*ywzlthird 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 causv2.-mt0 k 0k bvdgcxx4o7p qg. mswu)/ed 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 highessu)eps al ,,)jb1tz /p/gnpk)t 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 electrons, calleeacoahl:0h8uo)(p* z e2j ht +d the valence ban2ac)tae pz:0(j* o8hh h+l oeud, 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 p.2 l wv-2si (lgpkw26bbdil;xroduced 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 produ ;bclq9dgzeh;)g*n s 0v6zt2 iced 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 semicond)aeho9y 9.lza uctor, 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-typv mu.0)s y4p4in,w3pgd bes+je 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 d/wty92fbu6wf4wq p+tiode with the positive terminal to the p side and the negative terminal to the n side, then diode is sai92f4fqw+p wbwyt6/utd 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 sect4 j zeihyt.gp.iw 3e41ions consisting oitjeh4z. pg4wi.y13 ef

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22#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A diatomic quantum mechanic8(m ; vao 5d;,xk.bixrk2 kogkal 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 *+ ic y5jyueg,od3x 7mhas $2.6 \times 10^{-5} \; eV$ 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 hasn/l2oimu r 5 48kfemp) lmkj:w-9h ,wf $18 \times 10^{-5} \; eV$ 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 (v1p mte br 1i)m*4s pn6k)5tgkin eV) for a diatomic hydrogen molecule in the L = 2 quantum state. (The equilibrium separation for the H2 molecule is ) k4npsb tpkr)i1 61e*5mtg vm0.075 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 withto5j:(:flt vy0 cr3mw a frequency of f5l:wm:r0y(vt3 cj ot$2.0 \times 10^{13} \; Hz$. 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 conductio/ e5vakv:kz f1i-xsn)n bands in a certain semiconductor is 1.25 eV. What is i s1nvfv -a5ek/k) zx:the threshold wavelength for optical absorption in this substance?

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