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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 principle,4d e-)dq ogpa.
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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 iec og)y mfj 0l5 :t(;nrc(ekd4s 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 attributety ry- l7se0oh fr6/c7v4 (yysd 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 4.5 mduen i2g3v dwyitnkx .r/f(7*ukof light 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 of differqqwd383 xno 4went 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), origf9o-z ,h qf5rtinally traveling in air, enters a piece of glass (index tfz 5-h9ro,fq 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 (wavelength = 590 nm), origi9hun m9de+; ym- rm-lab6 7m2cg5codi nally traveling in air, enters yhr-cc; +ngal5dmom9 mib9m62 ude7- a 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 am tiy71a7a5mz dge)t e8tr.rur(6v5ws it passes through a narrow srwa 5 r6ay)7eut7m8r(g51t mv. zited lit?

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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 suc 5i.fka m3n kqd:k4n0 psv+w9rh as buildings, whereas light is not noticeably dimpw 4 n0iks5fn3dqar.v:k+k9 ffracted. Why 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 light and dark o)l/y3 nv0 hscbands when light passes thrc3 y0lsonvh)/ough 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 if thekmt9 zn(i0 /tmy

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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 rx9n nz,awfk mzy/. ;4rays striking a screen are in phase with ea / .zaw,;yzm9 fxnknr4ch other?

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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 trave8c1fyanlk fj w) r,e8eo l*fs /9eaw7;l different paths arriving at point P. If the maximum constructive interference is to a7) wo;c*y ser 1f 8,j9kfnl aew/e8lfoccur 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 p-pw(vdgygd *iotuvip.a9 43pe7e;:e aths arriving at point P. If the maximum destructive interference is to occur at point Pvo7 :;i gipwt-de.a p93e*4pu gyed (v, 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 in a doubl 5tto0lid5vyuf f5:+wo* )bnc e-slit experiment, ligh dy lnwtcoif*b):+05vuof t55t from each opening arrives

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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 brigh*w zs vk9x-oh0z: n4kn *-cwjvt spot in a double-slit experimeno xzhjw:znw*-n0ksc*4 k -v9vt, light from 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 m2ca0y ozij/y rc+9g )3fx b /ijen3*pon either side of the central bright spot in a double-slit experiment, lightef/ 2zgbi/ nc r3cj3m)jy0xp9*+oyai 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 nz3(gd , mu+ixthe slits decreases, what happens to the distance between the interference fringesdnxi( ,3mg+zu ?

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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 the distance between )9yq/khl w*z0af jk x4adjacent maxima on a remote screen is 1.0 cm. What happens to the distance between a fy*lj9wkqx )/kazh40 djacent 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 tclduh/o 0yl-4ravels 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 qo .- glg2esp1experiment arrives at a point on the screen one-half wavelength behind the wave from the othp go.e-g s1lq2er slit, which 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 interference fringes in a double-r/g;zq) d8rmno;w w y4slit experiment if the separation of the slits is less than tw4rgydzw)oq nm; 8; r/he wavelength of the light 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 a double-slit interference7tg 3 sfr/ bty*fo3(qe pattern using monochromar/tfbefs(7q o33 gt *ytic 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 light into different comv, 7xpj(pt/l.nn 7*5 2eq+ohqdpywb lors isdoy/qn q5p mn e 7hj( x+pbt,l2p7vw*.

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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 n, w ;1f7)jjvnn (vprxform 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 shorter than 400 l8yjmchb 4 ;ztti;: 4znm 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 sl4 y2j1as2 veot,rdjunr4: 20mok/ui uightly longer than 750 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 37 zascp 8v/kfh 9dgq;the greatest refraction when passing from air to glas/3pfsk7q g;hdc9z8v a s?

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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 refrackt0(p; 9yx xr7ryx)fdtion when passing from air to glas )9rx xxr0dypft(k;7 ys?

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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 plate6 mq0 x b*5.pzfrdr/ /iu9z,amzxvbx , with parallel sides, at an an/dx p iv.z0 5mxb,9 q,rzm*axurbf/z 6gle 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 s53vqr-x ae*j wi1eyl;c 5l y6fhe now holds up two fingers, w 6l yywvxi-c5aqf315e;*ljreith a very small gap between 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 experimb:1s luyk )4evx.n4qrent, if the width of the slit increases, whal14nqs) rbuy4x.e vk:t happens to the width 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 diffractionjn d+dl9mgx ix3)-4rn gratings; one has 4000 lines per cm and the other one has 6000 lines per cm. Make a statement +r xi 94n)xdjlg3n-dm comparing the dispersion 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 gratings with the same slit separation, t1 gzten5n 5zwg/ 9l of/ws.cy1he only difference being that one grating has 3 slits and the othe w.l syg91egn wn z/t5zco1f/5r 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 caoj*e nc)xa 5 ixb)k0p4used 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 interfere constructively pl5n nkc)af;2 or destructively, depending on their phase difference. af)l;n5c 2pnk 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 travelini;ga /4w v 2,yds cnl-ro oeny++pis34g in glass, strikes an air boundary, there sny;c+s2gwe n ly i+/ o,i4arvpdo43- is

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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 trg n8h4(nlrcu(abxhal( )xq /;aveling in air, is reflected by a glass surface, there ilxhu)la(/ 4(x; ghnc 8rb naq(s

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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 becomes very m1 gst;g3ifbx c,d3/tjuch thinner than the wavelength of blui1/;tb33tggjx cdsf,e 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 la jrt4sg0 vu79snyv1 (ight in magnesium fluoride, what is the minimum thickness of magnesium fluoride coating that must bv7914sa (sv uyg0rjn te applied to a glass lens to make it non-reflecting for that wavelength? (The index of refraction of 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 on a fla f4,gq;xxhcngssb d ;3jxn3uc4t -+ x3t glass plate and illuminated from above with monochromatic red light. When viewed from above, concentric bands of red and dark are obsuss xd3jg b-x3;ch ;x4 +g4qtn,3n fxcerved. What does one observe at the exact center of the lens where the lens and the glass plate are in direct contact?

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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 fahja:(,x7v;fv-o mg i:ge ar-lct that certain sunglasses can reduce glare from reflected surf o igva:ev(;r7hf- -j xg:,almaces?

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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 direjiyz)gsw*c*6b /f4et+v 9v ;i8 vp- 9jzusyowction of polarization 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 polariz ni:x4qa3y q*7:hcj,sbyq m:sed light in a dichroic material like a Polaroid qn myq, yb:74si:3:jx hasq*cfilm?

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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 exn6px-o az:jrr684n p ach other, what is the percentage of the incident light which will pass - jnr8:x n6rxpo4z 6apthe 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 of a l6x ic2 so1p)vvake

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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 grxm8xg/r d2(g*o t3cuu eatest 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 exh 1:8jarpm c5s roaq/ la,cu85sibited?

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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 appearsriamd8l-8ub4 )mac 2 d;jer(w to be more blue toward the zenith (overhead) than it does toward the horizon. This o; dr4ja8m ua)cw-rm8e2bi(dlccurs 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 ofn2 )zh.pjr9 l ka 3emdf2m-(hz 600 nm in a vacuum. It passes into glass, which has an index of refraction of 1.50. Whz.)-3 zk de pf(9mhrl 22mjnahat 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 nm in a vac/gu wa+xk 71-qzcw2 gp2e m0ryuum. It passes into glass, which has an index of refraction of 1.50. What is the frequency of the liym rcqu0w -gp/2zx1 +aw 27gkeght 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 into gzu1+ t un2f(hn k,p 6hg*htw;flass, which has an index of refraction of 1.50. What is the speed of the light in the gw2u,*1t; hnz +unhph tf6(f kglass?

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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 o asmoon*k228uit6w05 r*q tv):zf,ifynq1pin vacuum is found 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 found to t f engd(.kw./g+aug*g ravel 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 n;zl s9 dlxpxta) s/)0h4 t(bgin 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. Monochromatic li631y,c wa:/5 empqgxk-1 dksfca ;d ktght falls on these slits, and produces a fifth order interference fringe at an afcmx5y1skdke w- pt k g3:1/d,cqa6 a;ngle 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 on a double-slit and the this2 ua. ncox. msq5pr33rd order bright fringe is seen at an angle of 5 ucr xsm3p2n3.qao.s$6.5^{\circ}$. 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 separatis5 i/es q9,wdduuz8p r*1brllz 8*dm-on between the two slits is 0.050 mm and the distance from the slits to a screen is 2.5 m, find the spacing between the ll8b*pr/*1 5i u,e qr9d wu-zdms szd8first-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 experimeni8h.vaxctrd8:xh 4/rp w7ae:t, the slit separation 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 distance from the central r/ a xtxper:a4h7v 8hwid.c:8maximum 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;9a yno0llop;l,c9*k su-boa apart. Monochromatic light of wavelength 634 nm falls on thyalupona;* os,l-kbl ;9 c o90e slits. If there is a screen 6.0 m away, how 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 h q(p+ldqnkua:y )el)ge6 :f,jas a slit separation o):lgq jy(fne 6) q,a:pulked+f 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 the 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 bgd5f7n rba aj*3r 1s5containing two wavelengths, 480 nm and 700 nm, strikes a plain piece of glass at an angle of incidence of 60e. The index of refraction of tha53 gbbj *dnr7fr5sa1 e 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)0t.t e2ki ;lcg and red light (wavelength 670 nm) is incident on a thick p c g;til2e0.ktiece 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. / yoj183no lyfWhat is the angular width8ooy y3j/f1 ln of the central diffraction 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 col.9otb* 88z)(udf xcznx-hwh/ :ckwide, is illuminated by light of 550 nm wavelength. What is twh(bcz8x:lno9 u f/ *)k8t.o hx-dzcche 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*xm;m 7)ue (f1fj dbty on a single slit 0.75 mm wide. At what distance from)yme7fj(mftx1;db u* the slit should a screen be placed if the second 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 in6u qua/sy. t0/lg2lv wcident on a slit 0.20 mm wide and the diffraction pattern is produced on a screen that is 1.5 m ./0gau s wl2q tyl6u/vfrom the slit. What is the width of 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 580 nm is incident on a slit of widt*cq f2*qw *ykgh 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the position of the first order dark fringe from the center of the scryq*f kc w2q*g*een.

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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 ina x:hh+j6; oi 3hw:mvncident on a slit of width 0.300 mm. An observing screen is pl;hwah v63xim n:h:j o+aced 2.00 m from the slit. Find the width 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 centi/ d7-7j pmo6si kbgx/y2)yfir6ym,ezmeter, its second order maximum is a 6)iyr pyj7geimfx2y kz7bo-sd/6 m/,t $62.4^{\circ}$. 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 (o.e l8hb-5 t yprkthkgx)d g y26m4c3lines per cm. The angle between the central maximum and the fot4 omk yph8xdby-t)k6le5c(.32g hgrurth 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 grar ; wz v9 r9z0ki1j/r d:lcqcvkb.t4o8ting that is 75 mm wide and ruled with 50,000 lines. The second-order maximum is seen av9 rwkqo 1 b89r zz;tj:i4lc.k0rc/ dvt $32.5^{\circ}$. 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 produces a j+h;az7j- pbg 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 whe;-7 +jpahbgjz n 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 pdrm c4qdnby;;lr3*p) er centimeter ruled on it. What is the angular separation between the second and the third orders on the same side of the central ordln pcryb*qm4;d ;3)dr er 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 by a grati9i 4p7x filtj *dcxu,/ng. If the grating has 2000 lines per centimeter, at what angle will red l ufp l4c,9x *diijt7/xight (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. If the fnf5t4t/ upo1nlhla ;1b6b- enirst-order maximum oc56lo fa-;u/4bnbneh1ntp lt 1curs 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 ) mm,n(i)caij 7q0hq.ugn9 qy wavelength 500 nm is incident normally on a grating. If thm9qqnq. i)n,y ui 0()g cmj7ahe third-order maximum 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 inci(tvuzl2q0/gbx8 y40vbc-i ht dent normally on a grating. If the third-order maximum of the diffq uc(b8 x2gy l-/0t0ivz b4thvraction 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 from another glass plate at one envot vs4 ( /xng2s -,w2sstvso5d by a strand of someone's hair (diameter 0st -4vosgn v xt,s2(vo2w5s/s.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 h9)) -5pk3vpo f:u swoq1gji iof 1.33. What minimum thickness of this bubble will ensure maximum reflectance ofiw 9 kpoji)-u: vfq13g5p)ho s 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 v5aku+/ip,er; /pceajq6hqv hw:- -b illuminates a soap film ( n = 1.33). What is the minimum thickness of/qcprvv,eh qabe+ 5;- a- i/p6 :ukwjh 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 nonreflecting film coating (n = 1.30) -;4k0o rhg91tddo;us zz e0z kon a glass lens (n = 1.50) for wavelength 500 nm?h 9r 0;kso -egkzz104tzu;d do

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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 inn,sto -og .8tt a beam of unpolarized light and the intensity of the transmitted light is 1. A second i8.ts too gn,t-deal 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 prefsfw-aw+c l r7)9b*uiderred 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 flat piece of glass 8-k m.n jg.bk-mecga0at an angle of na-bjkkemm0 .gcg8- .$57.3^{\circ}$. 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 cotlzj;2 u;861 f xkvplfrk56rg mbination. The transmission axes of the polariz6 ljk6;2ux8 r5g fpkztf;1rvl er 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 Mab+cn11 c (mus/ow6 lpoon when its image reflected in calm water is completely polarizedm6scub+alcnw( o/1 1p?

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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. In this proces9trgg ids1t;4 pe c9c4s, the intensity of the light gt9di4c9e1r ;4s cp tgtransmitted 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 for light traveling in vacuum and refl).m7vn srh5qu5l; c ,k1 vdrctecting off a piece of glass oq,vrcv k l )dmnh5trs.c751;uf index of refraction 1.48?

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