题库网 (tiku.one)

 找回密码
 立即注册

 

      

上传图片附件

未使用图片

小贴士: 允许的图片文件格式为: gif, jpg, jpeg, png, webp,上传完成后会在上方生成预览,用鼠标连续双击缩略图,或拖动缩略图,该图片就被绑定至本题,显示在题目下方

本次作答已使用

小贴士: 此栏目显示的是当前作答使用的所有图片,绑定到某一题目的图片同时会显示在该题目下方; 删除使用的图片会将其转移到<未使用图片>类别


习题练习:Physics Unit27: Early Quantum Theory and Models of the Atom



 作者: admin   总分: 72分  得分: _____________

答题人: 匿名未登录  开始时间: 23年05月01日 10:39  切换到: 整卷模式

标记此题
1#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a pair of accelerating ps9 s g/2t-pu ,lhfw. ol33rv++jqjcpulates, such as found inside a CRT, the electrons are emittw+ 9g,sprflp-qc+ 3h2jlus.vo/ u j3t ed

参考答案:    

标记此题
2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A blackbody is an ideal sys9o0-g hg;m lystem that

参考答案:    

标记此题
3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which color in the visible spectrum is asvi4hzyd) 2 2yhwa)0pssociated with the lowest temperature?

参考答案:    

标记此题
4#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Planck's constant

参考答案:    

标记此题
5#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The ratio of energy to frequency for a given pi;9heka,/hl4ko no0f sp3zl *hoton gives

参考答案:    

标记此题
6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The fundamental SI units of Plazy25awap5)eb nck's constant are

参考答案:    

标记此题
7#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Planck's constant has a value oo-tgjmw (-8sqf

参考答案:    

标记此题
8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A photon is a particle th d;x -cpx..fp9k,lltvzh,b+k9p8 x wpat

参考答案:    

标记此题
9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which of the following is an a/ sqdjbas) j.x( dyo7:ccurate statement?

参考答案:    

标记此题
10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is a photon?

参考答案:    

标记此题
11#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The energy of a photon depends ox26ll tjv1yjnj5sx6 cy 7+5rqn

参考答案:    

标记此题
12#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  If the wavelength of a photon is halved, by what factor jngz,p7i(t1fiy 7 ;z hdoes its energy change?

参考答案:    

标记此题
13#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which color of light has the lowest energy p. i3dci5 xgc7bhotons?

参考答案:    

标记此题
14#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The photoelectric effect is explainable a 6 1r my4fpfgm9t1.owassuming

参考答案:    

标记此题
15#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In order for a photon to eject an electron from a metal's surface () z8n wzchh3 y/gn:wuyicj; :in the photoelectric effect, igj(hc83yc/hz ywu ::wn;nz ) the photon's

参考答案:    

标记此题
16#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The kinetic energy of the photoelectron depuk*2f:1xjt4g fia( jv ends on which of the following?

参考答案:    

标记此题
17#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of red light and x m8v.jvudasd.;. qv0a beam of violet light each deliver the same power on a surface. For which beam is the number of photons hitting the suvvumj.vd;8dq .asx. 0rface per second the greatest?

参考答案:    

标记此题
18#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A metal surface is illuminated with b;u jn+cr0gs,gvoyd ngq49*y 0 lue light and electrons are ejected at a given rate each with a certain amount of energy. If the i, sjo; vn*y nd0g c904ug+grqyntensity of the blue light is increased, electrons are ejected

参考答案:    

标记此题
19#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of X-rays of frequency f is incident upon a substa-gibv8a + ;oxhnce that scatters the beam in various directions. If we measug8a+biov ; xh-re the frequency of the scattered X-rays, we will find

参考答案:    

标记此题
20#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of X-rays of wavelength l is incident upon a sub*7o9)u;chay dolljuob5 7 e :istance that scatters the beam in various directions. If we measure the wavo a75ul eboucod)l7 jyi9*:h ;elength of the scattered X-rays, we will find

参考答案:    

标记此题
21#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a photon is scattered from an electron, there will be an increase inrlliex3ew 4 x +/smx:9 its

参考答案:    

标记此题
22#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In the Compton effect, as t :/g3xzzy qr;ghe scattering angle increases, the frequency of the X-rays scattegq rx/;zg:zy3red at that angle

参考答案:    

标记此题
23#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a Compton scattering experiment, what scatteringhs;0 wwqx,b pf.,b5bd angle produces the greatest change in wavelengtw.qh0xdp5,b f s; bw,bh?

参考答案:    

标记此题
24#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When the accelerating voltafgd6 ed27r70 ukfelsc0j1 1i6stzgx 8ge in an X-ray tube is doubled, the minimum wavelengt fs0ir7jl xfckdz276 8et6ue gd10sg1h of the X-rays

参考答案:    

标记此题
25#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a proton passes through matter, it is possible for it to jp,r ,d s ldj8(w3:wffinteract with the matter in such a way that an electron and a positron are produced; this interaction is referwrjf: 8,( ,fljddw3spred to as

参考答案:    

标记此题
26#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  As a particle travels faster, its de Broglie wag4y73vz f7pzgvelength

参考答案:    

标记此题
27#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When an electron is accelerated to a higher speed, there is a decrease in itst*rp ne20)mfg

参考答案:    

标记此题
28#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which one of the follom dn6wl o 4szk(x.j)*uwing would tend to have the smallest wavelength if they are moving witu)ls w xod*z.6n( mk4jh the same speed?

参考答案:    

标记此题
29#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The reason the wavelike nature of a moving baseball is+xhw2an gp1u n;2g(45r(w oe3zqna9a8wsrl x not noticed in everyday li3s 8n(xaohw 2g59nrgz 1nlea4 (2p+;rawxuwqfe is that

参考答案:    

标记此题
30#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What advantage might an electron microscope have over a lighpj*b:a8;y xklwza n.d(x0 or7t microscope?

参考答案:    

标记此题
31#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The part of an electron microscope that plays the same role as the lenses do0n7dfl -f*nozn xy( b3gl2d3d in an optical microscope d o7nlny3(g 0dx3dln- fbz2f*is

参考答案:    

标记此题
32#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which of the following microscopes is capable of "photographing"q e(+h5tpc7kq individual atomspte c qh(7+5kq?

参考答案:    

标记此题
33#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  According to the Bohr model of the atom, the angular moma90yi 3awcy w6entum of an electron arouac3 yia6y90 wwnd the nucleus

参考答案:    

标记此题
34#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When an electron jumps from an orbit wher3utu o4 kaoy9+uf.c7wl/1yi te n = 4 to one where n = 2

参考答案:    

标记此题
35#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The distance between adjacent 7j; eik e/5fheorbit radii in a hydrogen atom

参考答案:    

标记此题
36#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The energy difference24q./5ykk7be sm9ru1ud3uoifs1l mp 5 f fqc) between adjacent orbit radii in a hydrogen atom

参考答案:    

标记此题
37#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the wavelength corresponding to the most intense light emi+z,aoxf b ; (azurqs(ky6.c m+tted by a giant star of k(fq acz6br mz +o+.x;,y(ua ssurface temperature 5000 K?

参考答案:    

标记此题
38#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the frequency of the most intense radiation from an object with temperpe y; d4e 9ng(rv j7(/km5qsfvats(rdvfn9jkpm7/ ey; q4gv 5e( ure $100 ^{\circ}C$?

参考答案:    

标记此题
39#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  How much energy is carried by a photon with frequency 110 p/rq 4dz5pj)fGHz?

参考答案:    

标记此题
40#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  How much energy is carried by a photon with a frv(gx elk;xe veil ) bw:g6ni/4i1;-cjequency of 100,000 GHz?

参考答案:    

标记此题
41#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What frequency of electromagnetic radisw3q5ni of /.kation has energy $4.7 \times 10^{-25} \; J$?

参考答案:    

标记此题
42#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What frequency of electromagnetic radiatir gagzxhk.g3 0a /yu3/v x*n4pon has an energy of 58.1 meV?

参考答案:    

标记此题
43#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the photon energy of red light having wavelength 6by/ fwl fr/ ln-xt:5gf4l,;iv40 nm?

参考答案:    

标记此题
44#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  How much energy, in joules, is carried 0e w)n4*t(7ws zreqkdby a photon of wavelength 660 nm?

参考答案:    

标记此题
45#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At what rate are photons emitted by a4v)xd vb8o g,w 50-W sodium vapor lamp? (Assume that the lagb4 v,)xwo v8dmp's light is monochromatic and of wavelength $589 \; nm$.)

参考答案:    

标记此题
46#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A metal has a work function of 4.5 eV. Find the maximum kinetic energy of f-fl.;: eb 8a0ime hsmthe photoelectrons if the wavelength of light ismhl;s b m:i8f. -0eafe 250 nm.

参考答案:    

标记此题
47#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When light of wavelength 350 nm is iz-clg)+ n)-e lncs s7zncident on a metal surface, the stopping potential of the photoelectrsz -z)ns+e -)lcn7gl cons is 0.500 eV. What is the work function of the metal?

参考答案:    

标记此题
48#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When light of wavelength 350 nm is incident on a metalc rnsu29 m 5/vmz/(pgb surface, the stopping potential of the photoelectrons is 0.500 eV. What is thvump gz/2c5b msnr(/9 e threshold frequency?

参考答案:    

标记此题
49#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When light of wavelength 350 nm is incident on a metal surfacya :k,dicdxxq*y;upb +k:fbnjo3+. .e, the stopping potential of the photoelectrons is 0.500 eV. What is th: .yqxnpcj,+af odb:*+y x. b;k u3ikde maximum kinetic energy of the electron?

参考答案:    

标记此题
50#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A monochromatic light is incident on the surface of a metal witq)++ov/xy uoh h work function 2.50 eV. If a 1.0-V stopping pot+ /vho q+xo)uyential is required to make the photocurrent zero, what is the wavelength of light?

参考答案:    

标记此题
51#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  If the scattering angle in Compton'sqotandda,*,8:mce 0ktga 6-x scattering is 90e. What is the wavelength shi e68cm: x*,0goq a-dd,ntatkaft?

参考答案:    

标记此题
52#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  X-rays of wavelength 0.20 nm are scattered by a metal. T:l/b /bim* ob,2vpag :8 xzyu-jqimx8he wavelength shift is observed tm /i a8bp gj/, :y*8 lxxu:qzbv-iom2bo be
$2.1 \times 10^{-12} \; m$ at a certain scattering angle measured relative to the incoming X-ray. What is the scattering angle?

参考答案:    

标记此题
53#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  X-rays with a wavelength of 0. 3clvfpv,zz (3u55o wg00100 nm are scattered by free electrons at 130e. What is the kinetic energy of each rpwo cgl 5v3zf 3,(5vzuecoil electron?

参考答案:    

标记此题
54#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the wavelength of the matter wemq37ix5r se +ave associated with a ball of mass 0.50 kg moving with a speedmr7 eisxeq 35+ of 25 m/s?

参考答案:    

标记此题
55#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the de Broglie wavelength of a ball of mass 2006 k*i cgi8sei( g moving with a speed of8*cs e6iig(ik 30 m/s?

参考答案:    

标记此题
56#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the wavelengtwbjgnf,,,g 577a miq f jp3o7qh of the matter wave associated with an electron moving with a spe5qj,gf,7gbp w,a7jf nimq 7o 3ed of $2.5 \times 10^7 \; m/s$?

参考答案:    

标记此题
57#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  An electron is accelerated through a potential diffej zs6;wcr ,l9uqvn9h;rence of 150 V. What is its u;v9sr9 hjnw,q 6c; zlwavelength?

参考答案:    

标记此题
58#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  An electron is accelerated by a potential difference of vr w.d-)e68 yemgd1sz100 V. What is its wavel)r8-d1e 6zdvgmy w.es ength?

参考答案:    

标记此题
59#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  An electron is accelerated by a potential difference of 100 V. What is its 6pv id m gjc(rt6-lqi-:uu:4 vmomevu6cr: - g-(vii6jluqp4d:t m ntum in $kg \cdot m/s$?

参考答案:    

标记此题
60#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  An electron is accelerated by a potential difference of ,2ir (co q9*o4yh,yp7 gim r i4tzeo.f100 V. What is its kinetic energgh4ep.c9*,mq4rof i,2 (yiooiyrt z7y?

参考答案:    

标记此题
61#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A person of mass 50 kg has a wav-5 rfj72hidqr +jpv, jelength of $4.4 \times 10^{-36} \; m$ when running. How fast is she running?

参考答案:    

标记此题
62#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  An electron has a wavelength of 0.123 nm. What gptym0 n;(kyl g :eh95wvv)9eis its energy in eV? (This energy is not in the relativistic rege5 yn;l: g9(0pty9)m vkhwgveion.)

参考答案:    

标记此题
63#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  If $r_1$ is the smallest orbital radius around a single proton, then $r_6$ is equal to

参考答案:    

标记此题
64#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The electron of a hydrogen atom makes a transition from the n = 5 state to th cdaaop5,/1ty1p gq (se n = 2 /cpp(, 1dqgast51oya state. What is the wavelength of the emitted photon?

参考答案:    

标记此题
65#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The binding energy of the hydrogen atom in its ground state is -13.6 eV. W ke*hdm75z;vy)w9 o0 nc3f uxahat is the energy whenyhma eovk)5x0 *;zdc73wf9un it is in the n = 5 state?

参考答案:    

标记此题
66#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A hydrogen atom in the ground stada8 25urqt cg6te absorbs a photon of energy 12.09 eV. To which state d 865gtc2aqr uwill the electron make a transition?

参考答案:    

标记此题
67#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the ionization energy o4g4 ;:1 bwjx.lr qh s,lv+.p5kqwahqif the neutral hydrogen atom?

参考答案:    

标记此题
68#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the ionization energy of9sa im- ze:47su x( 5mx r(tzln lvr,-avd66wb singly ionized helium?

参考答案:    

标记此题
69#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In making a transition from state n = 1 to state n =mw;4ppnqcn8; b o em0il3/d* x 2, the hydrogen atom must

参考答案:    

标记此题
70#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In state n = 1, the energy of the hydrogen atom is -13.58 eV. What is .q -fqq59hnowtt3t8 b its energy in stateqobfn3-8q t9 t.q htw5 n = 2?

参考答案:    

标记此题
71#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The wavelength of a ruby laser is 694.3 nm. What is the energy diff c-::dxqseawe) 0(20mcc ngygerence between the two energy states involved icc(en :y0-aeq cg wd0gm s:)x2n laser action?

参考答案:    

标记此题
72#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  An electron is moving about a singlep/vb v k1 gxw,2s/a(6ha u:rqm proton in an orbit characterized by n = 4. How many of the electron's de Brogliew v6up1bvhqgm x/ 2:rasa/k(, wavelengths fit into the circumference of this orbit?

参考答案:    

  • :
  • 总分:72分 及格:43.2分 时间:不限时
    未答题: 已答题:0 答错题:
    当前第 题,此次习题练习共有 72 道题
    本系统支持习题练习,作业与考试三大模式,作业考试自动评分,成绩排序一键导出,可设定动态变量同一试卷千人千题
    如果您对本系统感兴趣,想加入我们或者想进行任何形式的合作,请加微信 skysky1258

    浏览记录|使用帮助|手机版|切到手机版|题库网 (https://tiku.one)

    GMT+8, 2025-7-1 18:57 , Processed in 0.412059 second(s), 165 queries , Redis On.