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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 x arn2*a9q(b vby

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2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Ionic bonding is causev:)8v:v0ojo2iymd te d 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 hydrogen molec2fw)yqt0 (ps cule 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 cau:fym)xwk ,0-i m8 c-pcac4z pxsed 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 following ise51eqp1 na 7ok 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 folob-ju -1yfdi g5f 78vqlowing 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 bw oldd rii/6+9etween adjacent enedwilri96o /+ drgy 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 ku4k1n2+ib5waep w.d energy E. The same rotator iik w+5 pb4.k wna1d2eun 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 of5ek*swst31ll 5i;m pp 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 mech1 sog0w+j3d:evbep)fanical vibrator, the energy difference between adjacentwep)01s:bv+fjd eo g 3 quantum 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 rotatoj.:(d 2rnjz 3ekmypy4r has a rotational energy ofnj3j z (ypm:e2k 4rdy.

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12#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A diatomic quantum mechanv2x xr02xnke lc6.i4oical vibrator in its ground state has energy E. This same vibrator in its third state has kv4rc .i0x on622lxexenergy

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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 vaalw27(y d5k j8w*nr 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 highgq0xj -ef mo13est 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, ca:q x 5k(sr/*r ,kxse/zmdyv(nlled the va, kxq nmr(// dry5xzv*:(sske lence 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 is produced 9f li1p3b txdc3 co(w3by

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17#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A p-type semiconductoces4d9* q vm5z/p,) eifuo d-lr is 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, a h j4kgr9tw*ej2h ,w 0koole 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 cg/85jj3d afp across 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 diod3l7 cl+gsd j1ve with the positive terminal to the p side and the negative terminal to the n side, then diode is saill 7j1 s3gd+vcd 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 seci2rdw9oiv2dkx-*b1 otions consisting bd9*k1 voxr 2oiidw 2-of

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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 moment of ia*,l;cig z:k-ms w+awnertia 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 hanv)+hqk,3+ jipcae s ;5j*rgcs $2.6 \times 10^{-5} \; eV$ 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 hasb z :cam;4t2ct $18 \times 10^{-5} \; eV$ 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 (ctyhnb yo)adc )*93 6min eV) for a diatomic hydrogen molecule in the L = 2 quantum state. (co*6a ybhtm3) )dcn9yThe 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 quant+wh k6.-tpum xggg 2/3jvbj, xum state with a frequency of gtv3 mg h-pxu wbx,6jg2.+k/j$2.0 \times 10^{13} \; Hz$. 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 bands in a jhx, 7 tt6ut,a2;k4r a uz4ra4aln0ilcertain semiconductor is 1.25 eV. What is the threshold wavelength forahia 6 4k,j2utx 4lt tz07l uan;,rr4a optical absorption in this substance?

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