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习题练习:Physics Unit29: Molecules and Solids

 作者: physics 发布日期: 2023-05-01 13:57   总分: 27分  得分: _____________

答题人: 游客未登录  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 )1srk/(i8tc+nh(6 uhh secrised 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 caused3(sf (/e(u v 0hzco/-o /eokgjty p9he 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 +t 7k;dn c77tb udlvq)a,up3aa hydrogen 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 cae ifas8c 12 qlm,cu/r(used 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 follx-ryyexo 7h ;tudv.41owing 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 fudqxr257z 8t4ug9j yf(btj*akest 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 mechanii0d.nb.p og f .c(.bdmcal rotator, the energy difference between adjacent energy lebo. 0.dnf .icm( g.dpbvels

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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 =(y)xnuo-4wkm v 5h4fi 1 quantum state has energy E. The same rotator in the L = 2 q 5x)o4wh(4 kvi yfunm-uantum 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 sbmpjdw, .3-fof 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 dif)np km9a5lgc3* doy 3zference between adjacent quantum stak 5n3cp)a3 *y9l mgdzotes

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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 cjx46s 0nc: 7oy, lsr1olv qu:.j;nxhdiatomic quantum mechanical rotator has a rotational4nvors .uqh1ljlo xj:n x: ys ;c6c7,0 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 5. n k q 5sogqq1g2wn)nqv2gj0state has energy E. This same vibrator in its third stanq5s)j.q5n2 qgkv02g oqwng1te 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 caused :4z hxrv e36fm7 h7fdxby

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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 q.6 d5winx t 5gly:rddt/t0(r 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 contain ,zqj.t m.qi5c *0m-lpjj ++ssgxex0u ing electrons, called the valence band,xzqcmsp0 .5+q,j 0iust el-j+.j *xgm 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 ik yl7,7qd/*k4bh-zd x*edc as s 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 prod7vyvnp 9ax v2 ime9(2duced 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 h 2w3oiqa0m3qk ole 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 semicondu 4 x6+( 2 n,ermqcvt5gmuev0xactor, 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 terminal to a+v 9n;qxzre4the p side ane r4;naxz +qv9d the 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 three semiconductt b9y(7k bvljv22kp(ior sections consisting ofk ipkby9(v(2 vlt2jb7

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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 momengo yvg+t3 )ek,//yo git 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 d953yt(1-g n cs-dn aoa*u/ mwf-jkuy$2.6 \times 10^{-5} \; eV$ 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 hasoxik/0vp-kfx1 dg3r 0hs 7fs aeg: w86 $18 \times 10^{-5} \; eV$ 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 :k6bw4omv0f so7 /3reksvs9gyjl/ 8o eV) for a diatomic hydrogen molecule in the L = 2 quantum star4osklkf v 8oom0vs3js9:6/ 7gye b/wte. (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 quantum state wqs/i 1dse2)55wlymp s ith a frequency of i/ 5qls5 y wspd2e1sm)$2.0 \times 10^{13} \; Hz$. 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 banu so.29rruya4 i6m*gn ds in a certain semiconductor is 1.25 eV. What is the threshold wavelength for optical absorption in this su. uy gm26uornai 4s*9rbstance?

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总分:27分 及格:16.2分 时间:不限时
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