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习题练习：Physics Unit24: Wave Nature of Light
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 作者: admin  发布日期: 2022-08-28 11:19    总分: 91分  得分: _____________

答题人: 匿名未登录  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 princip8gun2,m 0qtmblj2q5dw g1 d5xle.
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2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which of the followingzh- 07 xdhfvajs p5b43reocca), zs0, is a false 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 attributed toze9m:pg j:)br

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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 ligh8 a *p2ntthazi1 t3/jppw v.s+t is attributed 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 ofwb0yk 9 uih1 m-6b(p(bineh;+c+ fww d different optical density,

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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 (wavelength = 590 nm), originally traveling in ach7j926gtx kp +zijjdb .yc1-*7v xgo ir, enters a piece of glash72dk6j yx7oi*j.- z v9 xcg j+pc1gbts (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 (wavelenxy8mk ag8j+ y4 jzp-h0gth = 590 nm), originally traveling in air, enters a piece of glas4 +p0ax jz-k yh88jmgys (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 spreadingw/ha*d6+9.dp-adrwd3(w q;-+w dbxu q pzu xq as it passes through a narrow slitw-*; pz./uwbq (6x -x+r d hwwadd9pqu+ qdad3?

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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 ob-a7 os+fw2kdk5l a*7qtr-lf z(s xc;njects such as buildings, whereas light is not noticeably diffracted. Why - r f5l*a(7;dc fx7z onq-+wsslk ka2tis 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 resp.t8*chens0 0q0f .itkpvi)rk k2l y+xonsible for alternating light and dark bands when light passes through two or more narrow lkkt0yi02cv*nipsr . . hqxk+0e8 f)tslits?

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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:c i uc7,ktp,q be coherent if 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 striking a screen are iny/s19ln ,lbi o t(n4l2rzky;)cgs e; d phase with each other,iy) nltoe/ zsl4sckby 1 lrd;(ng92;?

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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 arriving apccnsf5p 8/.8id b l;xnis 39et point P. If the maximum constructive in5xc9di8cs/enf n plsb8; .3piterference 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 coherent light travel different paths arriving at point P.rlry,n4ms ba .pc8jpr.-p 4b : If the maximum destructirp.8p 4b r-l yc:s. ,4nmabprjve interference is to occur at 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 ce* bi fusz7bx8jll w1c3/b7g1mntral bright spot in a double-slit experiment, light from each opening arr1m b w3/bzgu x jl*8c7ilf7bs1ives

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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 central bright spot intn (fqqm d0a. 2c3jgbn+-ah6r2.qurc a double-slit experiment, light from each opening atq +jcqqbg6. mnf.3 rnudar-c20 ah2(rrives

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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 onx- m72 6ofkv+i2qapx f the central bright spot in a double-slit experiment, -xq v6fxni2 +mk a72oplight 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 the sl6g,. yqagq 5xzn8u:e cits decreases, what happens to the dis,.nc5:u a gxeqygq8 z6tance 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*mz thsp/ hdswrqsj-,+ u99 +e is observed that the distance between adjacent maxima on a remote screen is 1. srz +jthdh /+-9,* qmepus9sw0 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 travelspwh8* wbr6fd 9 path $P_1$ 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 slit of a Young's double slit experiment arrives at idv :o4u ny nqj nx27wo533; 1j6+o tqj)rrwsza point on the screen one-half wavelength behind the wave from the other slit, which is observed at that poi:q2n5t;+ n3xjwur v61wzo3onor jqis j d47) ynt?

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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 interferenx) lc3 0wk,zjnce fringes in a double-slit experiment if the separation of the slits is less than the wavelength of the lightjwc)3,0kn xz l used?

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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 zx spa88j:bn,6*2rx, qoe .mci 2prcza double-slit interference pattern using monoj:*z,n8 pobpezrm,8x6 ccir2x 2qs. a chromatic 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 sepa/ hw5vjf618gzv sa1njrates white light into different colors isahg1w jv8 j 56svn1/fz

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25#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The principle which allows a rainbow to form i mk)30kfx43vhe ) yidhs

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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 shorter than 400 nm igglw9k -f0 ei6o;x.fdsqu;h3 s 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 7exza(wx6:m 4 l50 nm is called

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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 th 56ma)w0fnu vsxx2p-e e greatest refraction when passing from air to gla25p wu-msx xave6fn)0 ss?

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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 refraction when passing fro mgvgom56) sc/m wmr2,m air to glass,mg6/g rm2m5swm)v co?

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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 plfg+ 3ie6lp3u k65 f1ljddhtw;ate with parallel sides, at an angle bep+f 1dd 3gulkti;63w 5f6heljtween $0^{\circ}$ 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 up two fig q +tryea3+8fd )kh)yngers, with a very small gap between them, and looks at the light source, she will seeh ke3 qtf++yy 8)ad)rg

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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 diffractqmdqp .qfn1v6ec /01hion experiment, if the width of the slit increases, what happens to the widp v10q.h1ndceqm 6f/qth of the central maximum 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 lines per cm andlfua 3ojmi38f2 5jml , the other one has 6000 lines per cm. Make a statement comparing the dispersion of the two gr 52 ,jfali8 fummjlo33atings.

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35#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Consider two diffraction gratings with tbnwna ba+a49 (;+uga6 c u-xww,piw4q he same slit separation, the only difference being that one grating has 3 sln9b+(qa cux i+aw446-,nb a pwua;wgwits and the other 4 slits. If both gratings are illuminated with 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 c(1qzbn3 wa1cm aused by reflection 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 monochromatic light waves can inj ggue6l8m3s f 5c(ei0terfere constructively or destrsf gc5ig e3l8 ue6mj(0uctively, depending 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 traveling in glass, strik aba0;vrjo/9g es an air boundary, there is0;/oj9ga bavr

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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, qrqh1bs158 fpb7fg3(zsin1 b is reflected by a glass surface,ns3sg qf1 87 qfhi115bz(rbbp there 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 liggdhv, 9xg( jx3kk3b 2eht. As the film becomes very much thinner than the wavelength of blue light, the figbgk jhv(kex932,3x d lm

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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 light in magnesium fluoride, what is theoa2omw3 7iv s(23z; kazd7sbo) kq zh/ 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 o2s b azzi;km32s/zq) v ohwd37k(7 aoof magnesium fluoride 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 placed o1hi( o gx3hq-.oc iyh eg9/r*sn 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 contaceq*h.xg 1or/ s3g-ico hi y(h9t?

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43#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsibl*ak ;n6l59-jsnfeyiyhy . l :me for the fact that certain sunglasses can reduce glarei;h an 6s*5n9-fyy.yjl:melk from 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 polarization is p(ziysb- u4 cg ,f3q4bdefined 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 ;rd0ss9s+ zr wccz 6e7to obtain polarized light in a dichroic material like a Pola;rwzr cssds7 +z6e 9c0roid film?

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46#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When the transmission axed x:gwr/xtb8 z tp95c;s of two Polaroid films are perpendicular to each other, what is the px:wt8 xzcg/ r;tpbd 95ercentage of the 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 surfact/ 2,0klfal igwk6gu;e of 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 sukm5 , m(f+vygdnlight is greatest 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 r5i0yz*krexf fl ybn5 d08c x1 t+k/.wis diffraction NOT exhibited?

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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 zeni dh9sdz.v,l)g th (overhead) than it does toward the horizon. This occuh .9 ds)gldzv,rs 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 e5akbu1f8(b nb0z b9yu u0:*w gmk nx/nm in a vacuum. It passes into glass, which has an index of refraction 8bma gnb bubun*: 9/k5(uxzf10e wyk0of 1.50. What is the wavelength 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 nme; ok7l*k*j+qy *; ze7xerdgn .zk8bd in a vacuum. It passes into glass, which has an index of refraction of 1.50. What is the frequenz 7ody. 7bl*qne;+ j rkeke8*z;x*gdkcy 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 vacuum. It passes intarsak /-x8z)v 5 u660-auc*hvl7nclq*c i bfzo glass, which has an index of refraction of 1.50. Wu*k 7aa6 /-bz cl6z5)s 8-xn*cuacfqvvli0 rhhat 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 found tp:h3;ng :11dicvl rhso 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 e(qf+fyo ffnh5ca60+is found 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*4x p /v*zeolh,lcw 9e air is found 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 6.00 mm apart. Mon) laz+ qmdatbek.3wv d 0(m6n5ochromatic light falls on these slits, and produces a fifth order interference vatm5q3mkad) lzwd6 (0b n+e.fringe at 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 falls85lj17yd + /: g pyod(jjmwqie on a double-slit and the third order bright fringe is seen at aqy7d d j:8(m ye/jjl1gw poi5+n 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 betw, o mg0dsxnk*4een the two slits is 0.050 m 4kn md,0x*gsom and the distance from the slits to a screen is 2.5 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 slit separation +v6bk qz+f 0 0dxkspqel/zf2(is 2.0 mm, and two wavelengths, 750 nm and 900 nm, illuminate the slits. A screen is placed 2.0 m from the slits. At what distpvzx00+s (kffdzql /b2k 6 +qeance 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. Monochromatic light of wave j/f; c:ncuyn7length 634 nm falls on the slits. If there is a screen 6.0 m away, how far apart are adjacentynn:fcj; /u7c 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 il 9ammlf6694vet lan4 s incident on a Young's double slit setup that has 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 th 64nml96v9a lfat l4mee 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 containing two w 6rl-h f/ qw8 za/r9xu;dk0glaavelengths, 480 nm and 700 nm, strikes a plain piece of glass at an angle of incidence of 60e. The index of refraction of the glass is 1.4830 at 480 nm and 1.40 r6hw;89arxqz /g lad lu-fk/760 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 (wa. ym fgi/rk3u-velength 480 nm) and red light (wavelength u yik3rf/ .-gm670 nm) is incident on a thick piece of glass 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 single slit of width 0.20 mm. What is t d/8i*4ot8 rmzphz/a o:71oilvt 6byf he angular width of the central diffrz : v oh8*l6fbpt ym41ro7z d/aoii/t8action peak?

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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 wavelen w.yj 98.x- x 4dqjupf2rfwag(gth. What is the angular separation between the first two mina(9ugpdw-ffj4w.yxr .x2 q8 jima 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 on a si; :b6tc5f fsqingle slit 0.75 mm wide. At what distance from the slit should a screen be placed if the second dark fringe in the diffraction pat: t6bc5sf;qi ftern 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 mm wide and the dicm:j+ n;c2/2irmggp xffraction pattern is produced on a screen that is 1.5 m from the slit. What is the width o;+i mjgx2n/ gm r2p:ccf the central maximum?

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70#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 5c vt:5augth 1;80 nm is incident on a slit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. vtu1cah tg:5; Find the position of the 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 slit of width 0.300 mm. An ok:(gp +yar du/bserving screen is placed 2.00 m from the slit. Find the width of the central ma +g/urkp (:yadximum.

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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 centicw w:3x )3thwr2 woea io2g e6p;ue(0umeter, its second order maxiu :(;wtap6we0h3 eo3gecu2x2w w roi) mum 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 lines per cm. The angle betwez5;xvi1 o (uqnj 3sua8h)0wjren the central maximum an3j(r n1sx8ha0jz;w uvu 5)ioqd the fourth 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 rulk d p,mmg8pqbw9ta89yc *u:g: ed with 58 b :padtw9mc gyq8,umpkg:*90,000 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 wavelengbxthxu;9,pi2qqmbyj.a w ar( f )pb 0 r+(8k/jth produces a first-order maximum 0.350 mm from the central maxi ki8;)br ba+puwq (y(2, /9jt jmrapqhxbx0.fmum 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. 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 per centimesnasw+p t-4 227vt v1bcoqv t,ter ruled on it. What is the angular separation between the second and the third orders on the same side of the central order when thsv2v sp4w vqoc a,7 t+t21n-bte 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 spectr jo w mj0,pz/:wy+;lrual hues by a grating. If the grating has 2000 lines per centimeter, at what angle will red light (640 nm) appear in the first o+jjo,/ wy: u w0rlz;mprder?

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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 c,w) ulvb y1;f(zl0( )lwe jvblalibrate a grating. If the first-order maximum occurs at f0l,( lwe; lbv(u vw )yzlj)b1$20.5^{\circ}$, 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 pss q3e):(g b oxvw7 rk*2wui;kj*t s1normally on a grating. If the third-order max bxg;rk *2)u*v:wioj sts1(pw 73kseqimum of 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 incident normally onlnh71syn*0 o.ujh a+ a a grating. If the third-order maximum of the dy0la. s +jnonha 17*uhiffraction 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 /z2 s6kph 0sg df.(mp9uzhw.f is separated from another glass plate at one end by a strand of someone's hair (di ufwgz/.26mpkshsfz 0. p(9hdameter 0.010 mm). 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 of 1.33. What min cfrsy8 5/(agpn6q yfai8,5jlimum thickness of this bubble will ensure maximum reflectance of farig cf856jq/ p yln58(ays ,normally 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 (ok)hzsuky fwwui/0428ep d 1 illuminates a soap film ( n = 1.33). What is the minimum thickness of film that will give an interference when the light is incident normally on fiwyu s p1w2zo)u( k4k0hed/ 8it?

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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 f(yb 1u+miviu/fu lq 97r* (rrthickness of a nonreflecting film coating (n = 1.30) on a glass l bf / mrfuu(q(i19vu 7l+riry*ens (n = 1.50) 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 light and the imvj 40we 8-ms7 /d9jw9 jd05bvp,bdux,ofwifntensity of the tr w9,,wdju94bjsdvf50x j wm -dpio0e/f8 m7b vansmitted light is 1. 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 preferrfh8e; h+rmevn ,0,dwned 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 flattuol4 on0*s5 c piece of glass at an angle of scl n*4ot05 uo$57.3^{\circ}$. 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 vp-s:.f1 gzal passed through a polarizer-analyzer combination. The transmissionf1v-: .a slpzg 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 /fi**f vzam+:puv8fs its image reflected in calm water is compl* : usff imapvz/f*+8vetely 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 f/wlvmizuno0pie0x+ i8a z7. :mtu 74an analyzer. In this process, the intensity of the light transmittedxp .zm7/uv4: fi+i oilw8u 0n0zet7ma is reduced to 10% of the intensity 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 angle fo.i xe,:jidzx/r light traveling in vacuum and reflecting off a piece of glass of index of refraction 1.i /xixde:, zj.48?

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