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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 ca )boj+.gn+yea n fnkyv9yp;5. used 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 by2wjz t/vewu 5w;e u-1p

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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 hydm(xbec*y n i*w+9: zyarogen 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 1), 8xw:k(n olcjepg ris 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 following is theu7ymdsgol10j(. gj 1p 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 (/rflutb / j4savo(e: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 quantumf4)csx. jh d0 5g q4m9rrfre2)zwh6wt mechanical rotator, the energy difference between adjacent energy leve0rfxs) rj 5wwqmc9g2 )tde4h h rzf64.ls

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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 energy E.ox/mj2: jy b-:2l tqjd The same rotator in the L = 2 quantum state willl2 /jox m:2t:dqy- bjj 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 diap bg/h (9bmnq9tomic 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 di/dc a pv6v u tkeht8y(ga-6w:(fference between adjacent pa6dkvtv yuh6 /:a -e8gwc( t(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 diat)6g39u ebiuk+*vad ctomic quantum mechanical rotator has a rotational energy kg9*)ca+iu6 bt 3udveof

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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 vibratorsw3 s3fci6 9ky7bkg:4 .* gni amjq;ob in its ground state has energy E. This same vibrator in its third stb s6wbci9*qj;gg4 :3y.okms 37nkiafate 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 q- 4yr sxxfd. -d+x1l.xyuo5kby

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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 e-zkj b,m v x28cgu3u)inergy 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,qiuel-f- tygjf a92* 9 called the valt992jefg*i ya-uqlf - ence 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 semiconduct0(;/ 0 bnhutmndewi+sor is 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 producedte to-oq, j*1z 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 semicondup)7 36ang4o jmv lk/j/a2i okictor, 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;hpg ogbc vy 77bay-.- 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 connected7 2p2ly winw;u to a diode with the positive terminal to the p side and the negativpw;w n7 y2u2lie 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 thr4t6ra 5f p6jqvee semiconductor sections consisting f qp6j5v46ta rof

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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 o ,2rwki *6 n13sdyx2gvw+ sxqyscillator 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 hae6a7kvh0)0 uk ju0 kozs $2.6 \times 10^{-5} \; eV$ 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 has2j1zma/eeqp237zib* smu u 1a $18 \times 10^{-5} \; eV$ 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 hydrogen molecule in the Lz;wrem3 xv3 nj+y-d -kg -f1qk = 2 quantum state. (The equilibrium separation for the H2 mow;-f dv+kenq3 -j zgrymkx 3-1lecule 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 ge -;8 p+g o9qkhp rlq4u *wk8wtj4lm-in the v = 1 quantum state with a frequency of ;j9kwo84+rl*m8-ggptk-h l q 4ueqw p$2.0 \times 10^{13} \; Hz$. 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 betweetm(pj-zcz*+dz *7a v: ge4 jtxn the valence and conduction bands in a certain semiconductor is 1.25 eV. What is the threshold wavelength for optical absorptiozz(4ta*jm vtzxc* 7-de: +pgjn in this substance?

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