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习题练习：Physics Unit24: Wave Nature of Light
本习题练习试卷来源于51fly国际课程 (https://51fly.win)， 为试卷打印版，您也可以在网站平台(https://autodiscover.51fly.win/)直接 访问本试卷的在线电子版并查看正确答案与解析，搜藏保存任意题目到收藏集。 访问方法: 平台首页左上角"通过试卷号快速访问"输入试卷号 84，并点击直达试卷；或浏览器地址栏内直接输入本试卷链接 https://autodiscover.51fly.win/test84.html  教师使用本平台可以抽题组卷或一键复制他人试卷，布置为在线考试或在线作业，全自动判分成绩一键排序导出，省时省力。
 作者: physics  发布日期: 2022-08-28 11:19    总分: 91分  得分: _____________

答题人: 游客未登录  开始时间: 22年08月28日 11:19  切换到: 整卷模式

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1#
 
问答题 ( 1.0 分) 切至整卷模式 搜藏此题  
State Huygen's princ y64 t52vosr(iz*ayl hiple.
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2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which of the following is a falsw,cyv1 m:nebkh /;/ b0 lgzyw0e statement?

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3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The wave theory of light is attributeehkq 7m(w(m f0q.bh +(i g8kwad to

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4#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The particle theory of light is attrib.1jct4axxfchq 8w 5f3uted to

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5#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a light wave enters into a medium of different optical densss47u nix g0x.ity,

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6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light (wavelength9rn /rw8hg. sa = 590 nm), originally traveling in air, enters 9/.ns8aw h rgra piece of glass (index of refraction 1.50), its frequency

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7#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light (wavelengtht1 m.mlopeq v*(.0 ykj = 590 nm), originally traveling in air, enters qlp.o(ym0*emv.jkt1a piece of glass (index of refraction 1.50), its wavelength

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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsible for light spreading as it p1kde1x/f *y e cg97s5o4xv gpjasses through a narrow sli 1oxj4 yspgexcfdv91 e 75g*/kt?

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9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Radio waves are diffracted by large objects such as buildings, whereas 8 nb8j7 (hhcxg ut8r4glight is not noticeably diffracted. Whyx4 rh7tg8ju 8hb(cng8 is this?

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10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsible for alternating lighw o)qz)8 f1cvvt and dark bands when light passes th)v 8cfzw)q ov1rough two or more narrow slits?

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11#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two light sources are said to be coherent 6z;qbkul-bop re42 0wif they

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12#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What do we mean when we say that two light rays shixk2 15q,bg* c5af c8m)nyxdtriking a screen are in phase with each othmhkaf, bcxc g5*y82 i5qn d)x1er?

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13#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two beams of coherent light travel different paths ac(u tq) xj3h/u* ad6flrriving at point P. If the maximum constructiveulx q f/c) (3*tajhdu6 interference is to occur at point P, the two beams must

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14#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two beams of coherentam;+ eauo) qn-p2jc (s/xo0agkq q9w 0jp0nd 8 light travel different paths arriving at point P. If the maximum destructive interference is to occur at 90;op 2(qj-0 xg0+npcoua/nqw)a8kamqdjse point P, the two beams must

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15#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At the first maxima on either side of the central bright spot ix.k0gbs-u5qc.h fzm x6 nocfk2d93- gn a double-slit experiment, light from each opening arkcf h9 gds 3cz0oqn-bxf62-mug.5. xk rives

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16#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At the first minima on either side of the centgr7m6fnb et bu2kx6*6 ral bright spot in a double-slit experiment, light mr2fnbe 66 k 7*xbgt6ufrom each opening arrives

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17#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At the second maxima on either side of the central brihp362ce3w y8im8gg igght spot in a double-slit experimen62wg3m8c 8iiy hgepg3t, light from

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18#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a Young's double slit experiment, if the separation between m28)ma2gj54id zwxhkthe slits decreases, what happmimzda 4k22gjxh) w85ens to the distance between the interference fringes?

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19#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a double-slit experiment, it is observed that vn/v nyme 2w8)the distance between adjacent maxim2v8w en/mnv) ya on a remote screen is 1.0 cm. What happens to the distance between adjacent maxima when the slit separation is cut in half?

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20#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  One beam of coherent light travels pathk tabby 54ha14 $P_1$ in arriving at point Q and another coherent beam travels path $P_2$ in arriving at the same point. If these two beams are to interfere destructively, the path difference $P_1 - P_2$ must be equal to

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21#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  If a wave from one sl ( ua3 gjauqt5vcf6p+7it of a Young's double slit experiment arrives at a point on the screen one-half wavelength behind the wave from the other slit, whichqap 7ucfj(6g+5vu3a t is observed at that point?

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22#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Why would it be impossible to obtain int ibysu4 f7+dz; h+ybg4erference fringes in a double-slit experiment if the separation of the slits is less than the wavelength of the light + bs+4y4g;yzdih b 7fuused?

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23#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The separation between adjacent maxima in a do7 gjtp3.cp8 czrib 24)i-jmcxb-ohtna 3 i( ,vuble-slit interference pattern using monochrog-t pc)i(xbm3jcz3ibp4 8o2.ar-, ct 7i njvh matic light is

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24#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The principle which explains why a prism separates white li2 leyq.0ao8cq4 m fl8n*ebc ;bght into different colorsqne4cf*8m;qaebo b2c yl.8 l0 is

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25#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The principle which alq6wa 0wsf 19uh,xk3wy lows a rainbow to form is

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26#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  White light is

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27#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light with wavelength slightly short(rvn ;r8eio4p 7ftj5g er than 400 nm is called

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28#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light with wavelength slightly longer than 750 nm is calle uam ,2ceb.lzj1g 3z0nd

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29#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which color of light undergoes the greatest refraction when passing from asjq z59j1lir/ ir to glal j9rjz5iq 1/sss?

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30#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which color of light undergoes the smallest refrac54v69-i pf / p ofav+oonvzom 0k(d1vstion when passing from air to v9omfs/4oz -fvdpon(i +v kao6p0v1 5glass?

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31#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of white light is incident on a thick glass plate with parallel d5 ghk-kx isld;; s(e9sides, at an 5e xk-gh;i9;d(skdls angle between $0^{\circ}$ and $90^{\circ}$ with the normal. Which color emerges from the other side first?

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32#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A person gazes at a very distant light source. If she now holds u:w4sg / qsggi7riz.z/p two fingers, with a very small gap betwees/gis iw4: qzg7 r.zg/n them, and looks at the light source, she will see

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33#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a single slit diffraction experiment, if the width of the slit increasd)*bh:swn w o(r r/ 4eqt- hsf+gl9yc+es, what happens to the width of the central ww -h*r+e/shq (n:bg drs+)fo l9c4ytmaximum on a screen?

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34#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Consider two diffraction gratings; one has 4000 l:oed *hjn1p a4ines per cm and the other one has 6000 lines per cm. Make a statement comparing the dphd*:j ea4 o1nispersion of the two gratings.

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35#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Consider two diffraction .2l9eu jcjc 0b5 zi.mdjuct 03gratings with the same slit separation, the only difference being that one grating has 3 slits and the other 4 slits. If both gratings are illuminated withcc it0u2mc5j 9ujz0e ..bj3ld a beam of the same monochromatic light, make a statement concerning the separation between the orders.

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36#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The colors on an oil slick are caused by refle jsd+g xwc0 a+:2 n2-vwiwrhs:ction and

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37#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  We have seen that two monochroma0n gj0wz-pzr)3 3 lsvjtic light waves can interfere constructively or destructively, 3 jzpj)wv s3n gz0r0-ldepending on their phase difference. One consequence of this phenomenon is

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38#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light, which is traveli bkt lvyajznl0 8*2/7kng in glass, strikes an air boundary, there isyzjvn /8*a2k tb0kl l7

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39#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light, which is traveling in air, is refl;u+a xn3;5dwple ta b.ected by a glass surface, txaap5u. +t n3 b;;elwdhere is

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40#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A soap film is being viewed in white light. As the film bec ksmjnz+f(0bny)t91a omes very much thinner than thznyfb+mj0k(1 9 as)tn e wavelength of blue light, the film

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41#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In terms of the wavelength of 3s/hsw/em g7j 6un )pylight in magnesium fluoride, what is the minimum thickness of magnesium fluoride coating that must be applied to a glass lens to make it non-reflecting for that wavelength? (The index of refraction of magnesium fl wss7uhmy)jgpe3 /n6/ uoride is intermediate to that of glass and air.)

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42#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A convex lens is placmljtqpyeh3, ./c o9r9nn; r/ ced on a flat glass plate and illuminated from above with monochromatic red light. When viewed from above, concentric bands of red and dark are observed. What does one observe at the exact center of the lens where the lens and the glass plate are in direct cont;t e9n.lp/ nj h/com9,yc 3qrract?

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43#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsible for the fact th0ei si.4y9caa at certain sunglasses can reduce glare frosa.cie4y a9 0im reflected surfaces?

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44#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  For a beam of light, the direction of polarizn igw*l:l; k/+i7fqcy+ eu(fy ation is defined as

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45#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the process to obtain polarized light in a dichroic material 42 sda,sfw j; m5 okwrv6pb.r*like a Polaroid film?6 4s*; k5v2wfpom jwsr, b.ard

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46#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When the transmission axes of two Polaroid films are perpendicular to each ot,xgz ms r+u42gher, what is the percentage of t2xs r ,g4uzg+mhe incident light which will pass the two films?

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47#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Sunlight reflected from the surface ow)yrge6hp(n*8m - +ffghq4lt f a lake

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48#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The polarization of sunlight is greaojhictx2 q*3rj .xn.1test at

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49#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In which of the following is diffraction NOT exhibitep0 prk2c i4wu,d?

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50#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  On a clear day, the sky appears to be more blue toward the zs(jwwp 3kc2zo m32:p4aks6mw enith (overhead) than it does toward the horizons w:pmw2 3s(64zca jmow3k2pk . This occurs because

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51#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of light ($f = 5.0 \times 10^{14} \; Hz$) enters a piece of glass (n = 1.5). What is the frequency of the light while it is in the glass?

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52#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light has a wavelength of 600 nm 7 dcbp r.xbz;pb7 y/,fin a vacuum. It passes into glass, which has an index of refraction of 1.50. What is the wav fz.pbx;yb,rp7 /c7d belength of the light in the glass?

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53#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light has wavelength 600 nm in a vacuum. It passes into g;zly yizbu ;b, ylr(9/nct )0vlass, which has an index ofty yv;lc9yu 0iz/n,;rl) b bz( refraction of 1.50. What is the frequency of the light inside the glass?

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54#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light has a wavelength of 600 nm in a vacxetgtx; , 9:qsuum. It passes into glass, which has an index of refraction of 1.50.9sx:;tq tx,e g What is the speed of the light in the glass?

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55#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 550 nm in vacuum is fou (wex+fcu2 ga1nd to travel at $1.96 \times 10^8 \; m/s$ in a certain liquid. Determine the index of refraction of the liquid.

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56#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 550 nm in air is /;l5cwqqu: ilfuo(l* t n4 iv8found to travel at $1.96 \times 10^8 \; m/s$ in a certain liquid. Determine the frequency of the light in the liquid.

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57#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 550 nm in air is jc6*h 0 +sqo(.iya )dx9w xaoofound to travel at $1.96 \times 10^8 \; m/s$ in a certain liquid. Determine the wavelength of the light in the liquid.

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58#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two thin slits are 6.yl/pts7 c x+(o00 mm apart. Monochromatic light falls on these slits, and produces a fifth order interference fringe lp( os/x+ytc7at an angle of $32.3^{\circ}$. What is the wavelength of the light?

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59#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 575 nm falls opt6ju, ikmce 2.x67 ;xoon; qjn a double-slit and the third order bright fringe okmctuq . i,;j;px66j 7xeno2is seen at an angle of $6.5^{\circ}$. What is the separation between the double slits?

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60#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a Young's double slit experiment, if the separation between the two slit w*v69 qcy*cbhs is 0.050 mm and the distance from the slits to a screen is 9hcqbv*6 y c*w2.5 m, find the spacing between the first-order and
second-order bright fringes for light with wavelength of 600 nm.

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61#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a double-slit experiment, the snb32i km;3r /ee)z61negxo gmlit separation is 2.0 mm, and two wavelengths, 750 nm and 900 nm, illuminate the slits. ;r3 1mm gig knoz2e3/e6be)xnA screen is placed 2.0 m from the slits. At what distance from the central maximum on the screen will a bright fringe from one pattern first coincide with a bright fringe from the other?

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62#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two thin slits are 0.050 mm apart. Monochromat.3dr1hpwggm2er3g 04 fq s:xmic light of wavelength 634 nm falls on the slits. If there is a screen 6.0 m away, 3sg hg d0gmxrm w :f421req.p3how far apart are adjacent interference fringes?

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63#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A monochromatic light is incident on a Young's double slit setup that heeu/p;2x aj0ras a slit separation of 30.0 mm. The resultant bright fringe separation is 2.15 cm on a screen 1.20 m from the double slit. What is the separation between theerp2uxj e/; 0a third-order bright fringe and the zeroth-order bright fringe?

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64#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A parallel light beam cohscqc7j9 j) /0d )crxwntaining two wavelengths, 480 nm and 700 nm, strikes a plain piece of glass at an angle of )c)7 dcw jrq0s xj9hc/incidence of 60e. The index of refraction of the glass is 1.4830 at 480 nm and 1.4760 at 700 nm. Determine the angle between the two beams in the glass.

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65#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A ray of light consisting of blue light (wavelength 480 nm) and red li+ z46qopo8ck xyc bd( t*8pkf)ght (wavelength 670 nm) is incident on a thick piece of glakp *q(xot68bzc)+ c4 pf ky8odss at $80^{\circ}$. What is the angular separation between the refracted red and refracted blue beams while they are in the glass? (The respective indices of refraction for the blue light and the red light are 1.4636 and 1.4561.)

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66#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  350 nm of light falls on a 72/7qvqeq tqcet3 ft(single slit of width 0.20 mm. What is the angular width of the central diffraction peak?v(eft 73qcq27/ttq qe

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67#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A single slit, which is 0.050 mm wide, is illuminated by light of 550 nm zqxu: ut)y4mn/d 5ux* s v*;apwavelengtnqtm z: pu5xsx4du;/y**u v)ah. What is the angular separation between the first two minima on either side of the central maximum?

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68#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 687 nm is incident 7qd *x/h0abm+i-t y /dn ,ecbion a single slit 0.75 mm wide. At what distance from the slit should a screen be placed if the secb*0/qd -7+n i ,xecdtabmiy/hond dark fringe in the diffraction pattern is to be 1.7 mm from the center of the screen?

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69#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 610 nm is incident on a slit 0.20 m/qt5yr kljq 7.wt )(y2c.cdx*6ex mtwm wide and the diffraction pattern is produced on a screen that is 1.5 m from the slit. What is the width of the central m) wt/.y7x*q melwxcc k52t.q (d6rj ytaximum?

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70#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 58qmoa)1-i,tv j 0 nm is incident on a slit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the position of thejma1-qt)v i,o first order dark fringe from the center of the screen.

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71#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 580 nm is incident on a slzf by7fxi8 ;ll0w k2:sit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the wi liskybx :0l ff287;wzdth of the central maximum.

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72#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When light illuminates a grating with 7000 lines per bm. mgc:.ovq. centimeter, its second ordecv.b .:qmgo .mr maximum is at $62.4^{\circ}$. What is the wavelength of the light?

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73#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A diffraction grating has 5000 lirr3h8z8x2m69wekoe ao gh3 pw; on1l 3nes per cm. The angle between the central maximum and the fo;ew1omr nzoh3 hk2x6 e98w rp3al83ogurth order maximum is $47.2^{\circ}$. What is the wavelength of the light?

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74#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Monochromatic light is incident on a grating that is 75 mm wide and ruled wit-doj onpt/5/ogsv.9 ch 5vd/n g9stoc 5/.oo-jp0,000 lines. The second-order maximum is seen at $32.5^{\circ}$. What is the wavelength of the incident light?

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75#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a diffraction experiment, light of 600 nm wavelength produlhn,f;, xd9omces a first-order maximum 0.350 mm from the central maximum on a distant screen. A second monochromatic source produces a third-order maximum 0.870 mm from the central maximum when it passes through the same diffraction grating o,nfd,m9;xh l. What is the wavelength of the light from the second source?

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76#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A diffraction grating has 6000 lines perh0pvb 6ll:595t0f v n vj3ufci centimeter ruled on it. What is the angular separation between the second and the third orders on the same side of the ceuf60l9ft :vv3pnhj bv0c5l5i ntral order when the grating is illuminated with a beam of light of wavelength 550 nm?

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77#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  White light is spread out into spectral hues/v(fbbuz+1u p by a grating. If the grating has 2000 lines per centimeter, at what ang/b1 fpzbv+u (ule will red light (640 nm) appear in the first order?

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78#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A He-Ne laser (632.8 nm) is used to calibrate a grating. 4r4ujjm5 bk:f,nce d +If the first-order maximum occu4+nujr,ef k4dc:jbm5rs at $20.5^{\circ}$, what is the grating constant (the distance between the slits)?

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79#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Monochromatic light of wavelength 500 nm is incident normally on a grating. Ifvm(e z3rtf bju 9*uq/c:j. xtm f7l67k the third-order maximum orkmfx7 7u:v 6 j.te(ljuz/ t3f*9 cqmbf the diffraction pattern is observed at $32.0^{\circ}$, what is the grating constant (distance between the slits)?

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80#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Monochromatic light of wavelength 500 nm is n7/0z ooipyv/incident normally on a grating. If thenv zy/po/ i07o third-order maximum of the diffraction pattern is observed at $32.0^{\circ}$, how many total number of maxima can be seen?

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81#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A glass plate 2.5 cm long is separated fykcj3:2p 9k0xug ,rifsx5zf9rom another glass plate at one end by a strand of someone's hair (diameter 0.010 mpis2fcfuyx , j 39k9k5r:0xgzm). How far apart are the adjacent interference bands when viewed with light of wavelength 600 nm?

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82#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A soap bubble has an index of refraction b.cdv .(isq)qof 1.33. What minimum thickness of this bubble will ensure maximum reflectance of normalc.)vd. qisq( bly incident 530 nm wavelength light?

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83#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 500 nm illuminates a soap film ( n = 1.33). Whatu3-d 8vhwzz, y is the minimd u vywz,3z8h-um thickness of film that will give an interference when the light is incident normally on it?

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84#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the minimum thickness of a non4i(u r3w/vd wereflecting film coating (n = 1.30) on a glass lens (n = 1.3i wwd(ev/4r u50) for wavelength 500 nm?

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85#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  An ideal polarizer is placed in a beam of unpolarized(;56ii gw xmbcrcl z/9 light and the intensity of the transmitted light is 1.m;(l ixw6 rb/9 cg5ciz A second ideal polarizer is placed in the beam with its referred direction rotated $40^{\circ}$ to that of the first polarizer. What is the intensity of the beam after it has passed through both polarizers?

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86#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A polarizer (with its prefer.rp u es*:cb3 5yaeafz,rw5a,red direction rotated $30^{\circ}$ to the vertical) is placed in a beam of unpolarized light of intensity 1. After passing through the polarizer, the beam's intensity is

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87#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of unpolarized light in air strikes a 1i.spmay7w.bflat piece of glass at an angle of p.i a s1mbw.y7$57.3^{\circ}$. If the reflected beam is completely polarized, what is the index of refraction of the glass?

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88#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Unpolarized light is passed through a polarizer-analyzer combinatio.a* rp ;*20)fav/lsdph q pwrrn. The transmi0ap) pfs*wrvdq rh* lp;a2 r/.ssion axes of the polarizer and the analyzer are at $30.0^{\circ}$ to each other. What percentage of the unpolarized light gets through the combination?

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89#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  How far above the horizon is the Moon when its image reflected in calm water is ;ow:tb1 3c 7 abm c)fbi)*bnbzcom3it7ab bonwb*bz;b1 )mc f:c)pletely polarized?

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90#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of light passes through a polarizer and then an analyzer. Irg-f tj0-i s,fn this process, the intensity of the light transmitted is reduced to 10% of the intensitgffr -s j-0t,iy incident on the analyzer. What is the angle between the axes of the polarizer and the analyzer?

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91#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the Brewster's a50vu zs dbw1 5aau -42/ptndxlngle for light traveling in vacuum and reflecting off a piece of gla/x5pwz a1u a vbl5t-4 udd20snss of index of refraction 1.48?

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