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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 caused by-a8eu lcx1 td6);tfh u;ne76m oexf+f

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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 :r+)f4y6qmv ryowd0e:t kb,rjp)( wz y

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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 mole6h21dvnf hoxjq i/ l15 0gv/zac *ss:ncule 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/2x4is0nfo 5r-/1jv2 eeok ws yqk:d1 2zviok 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 follo xlsaw3(3 zb4ywing 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 we*,pa 3naqi)7/ckssb hakest 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, k6wyt ed/dmu6 76rluic- w7d8the energy difference between adjacent ener 7k6wcy twud7d6me-ir/lu6d8gy 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 mqw ti8nk-qy2 *qr8s6n:vh1wrotator in the L = 1 quantum state has energy E. The sameq8v-rq hkw 6q 12imnn syw*:8t rotator 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 quantu+.g ,b o(:mz xo:qmmsfm 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, the energy differench0-2dk l .8p8k *lapvqrrqs ;ie between adjacent quis8*-. 2rqa8vplq;plk d h 0rkantum 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 qua vq(jvs du.7a,ntum mechanical rotator has a rotational j,asduv. (v7q energy 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 o.m*i yn.j3bjnc h2m5v 8: zxfhas energy E. This same vibrator inf2oi.y.nc:38 jm mhbvj nxz5* its 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 jc f)mxya 21i8ql-xx8caused 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 energy band containing3 8dj ; b9/bmd5eyhxrv, haz7,u nz*vz 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, thd xy 40l1i8jzu3f9 kfde highest energy band containing electrons, called the valencexd3zj0lfd k4 18yfu9i 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 62gck ncitd wwl(8byd;i1- u7is produced 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 prod. 3mezyg fp07ouced 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, a hole9+gaec8od9f m 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 semiconductce kq gib v;1.;+ luewuwlx:+,or, 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 positive ter 5 zi:dj- xp6kn9pd9iiminal to the p side and the6 i:i5jkp-dip 9xz 9dn negative terminal to the n side, 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 threbxqw/ jjd 8qh 0b42v,ue semiconductor sections consisting of/jxbuwq48,v0jb hq2d

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22#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A diatomic quantum mechanfx7 )lk5f qutx) :rezmk(g1l8 ical 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 has ,5mf7lih f54e-or5 e u*wmrgh $2.6 \times 10^{-5} \; eV$ 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 hasrf zfpg6-o3b1 $18 \times 10^{-5} \; eV$ 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 hydrod 02)8ui,bzqg,grdd5qho (lj(. mfp x gen molecule in the L = 2 quantum stater 2qh5idzb g)gq0(f umod8,, ldj(p.x. (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 vibrating in the v = 1 quama v 7x6h, 6pzhj3dan9ntum state with a frequency of p6m,an 6v3a7j9dhz x h$2.0 \times 10^{13} \; Hz$. 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 ay4wmoo9 +z z5owk6 0zmnd conduction bands in a certain semiconductor is 1.25 eV. What is the threshold 6km+0o9 z5wmoyzwz 4o wavelength for optical absorption in this substance?

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