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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 princi4/r4,s 2kyoaqzezi a4 ple.
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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 false statemes z 3a;eq(m;ww;.vl hint?

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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 attzp 60im-ah-lx ny pk,4ributed 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 attrib0osozog3: + gb4*l smguted 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 med7k pyp 1s1n:75joi warium of 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 n9hror ztl4b0* m), originally traveling in air, enters al0b*oz4r 9rh t 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 (wavelength = 590 nm), originally traveling in air, ents(hblecc2,(v997xx l 3cpvje ers a piece of glass (index of refractionsvlvxbcxjcpe73 (9eh,2l( c 9 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 resz7ui6upe ajln:1 4.m vponsible for light spreading as it passes through a narrow su7.zm eiup41n6lja: vlit?

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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 b fr0 )ol6/omtbn +uo;xdn4rmk zux*:)uildings, whereas light is not noticeably trxb:)nmo*x;/ nuf)u l46ok+r0dz om diffracted. 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 alteb ku evu.)gy5z 9s2lmac6 i e5kxne-*;rnating light and dark bands when light passes through g5n u 2bvxc .ilek z5me *e;)aky69-sutwo 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 thv1 cy) 89nhhuxey

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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 ik8l9w:jie fc2n phase withw 89f2ielc:jk each 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 travel different paths arriving at point P. If iu-r8 0bqh5bv +hh 3ezthe maximum constructive interference is to occur bi 3uhbrv h-e58+z hq0at 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 3t z 7yw-b*e;ehhxbi+v50h srqos* 4r P. If the maximum destructive interfevzbt;74ryb- +whx50hqorh3 s**si e erence 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 oz ;u0qvpua ex5w: ju+1n either side of the central bright spot in a double-slit experiment, light from each ope+:5ue vpx zuw1aqu0 ;jning 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 m3kc1tt vqfn-zur .m. 25dtb,j(lq2nbright spot in a double-slit experiment, light from each opening arrivkl vu -2 .qbjrn.t ztf1dn2 mm3q5(,tces

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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 brighyj 1xhvr6lngho*nf s n )2h4.:t spot in a double-slit experiment, lvs :y h6ln)hnjfrgh4*2ox n1 .ight 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 slits ,1xk8u: eips muzo5 g3decreases, what happens to the distance between :zmi1xeg5u 3ok8u,sp 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, itzojt b 0:d5n09p fu8va is observed that the distance between adjacent maxima on a remote screen is 1.0 cm. What happens tzu bop980 va:dnt fj50o 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 path .)xy 50 dzoweo$P_1$ 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 atw,w/*9tau)w q3 khoe g a point on the screen one-half wavelength weh3)k,9uowtg / qw*a behind the wave from the other 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-slit i0yjmka(j.g,pf+ 9rjexperiment if the separation of the slits is less than the wmfj+r90, .ajjgp i(kyavelength 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 inteoe6hd. nx9b) w 3v)j-qjdmp6jc 1qj:zrference pattern using monoze )j91pb)qv x co-jhq6:6 .3w jddjnmchromatic 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 explai7z2v,b5c m uj8sn1b3 grbiok4ns why a prism separates white light into different col1g,zb 5oj cnumbivksr7b2 834ors 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 allows a rainbow to form is/fq7x :op 01gjij bs b.a4j*xd

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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 is calqf5j(udn 9 /6bo stg+( if3pnxled

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28#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light with wavelength s:1ss4gx dk 8cclightly 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 the greatest refraczlz j08sy:v5 gtion when passing from air to g5gjz ly8sz:v 0lass?

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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 refractioo:7tf.,ky l90hkad8 dua boh ,n when passing from air to glasshyk hdkd,u ,ao:0tb89ol7f.a?

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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 ligh1igo7 7vz r /qutx t6+,znoh c3tao0s;t is incident on a thick glass plate with parallel sides, at an0t/c7 qt uo1;tx7 asz6gozvr +i o3nh, 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 c +9,m)joe wza1g gzz;source. If she now holds up two fingers, with a very s ,o)m91gj ;+zzaezgwcmall 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 experiment, if the width of the slit incfs)qajm ,p5-a z:ke f(reases, what happens to)5fqajk ,s:fa zpm-e( 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 diffraction gratings; one has 4000 lines per cm an-g x q20d *4qo+8wnpp0sygzch d the other one has 6000 lines per cm. Make a staxn 2qp4 cz*psg0o-wqyh g d80+tement 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 gratim33 /, ho grujubnw;zyev p++,ngs 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 with a beam of the same monochromatic lightezh,+umpyrn bv;3 w+o,/ jg3u, 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 reflect.rdm 1: -;o 8zc*a lo.6qwli-fxq jcjbion 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 lkb62*2inv pivhtr86; fbkp1interfere constructively or destructively, depending on 2r;i 8kn62vpi p1blf*vh6bt k 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, strikes an air boundaryf*efsc2dxr93xkc( / 5 k5tmrv, there i(*r2 re/vfftdcc955x kx3 k sms

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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 reflre7 nkq9cu+ s62rgc+vxq b9-em k xtpn.tr03;ected by a glass surface, tp673k.9;vnn9qtgex +e 0b cq +rrx urtmc-2 skhere 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 bnbmaq,/a fh 47( ,wiium,+g meecomes very much thinner than the wavelength of blue( aiean7qm,u/mm, gb4i,hw+ f 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 wavejf8 kwe p/6md/o5o sm(length of light in magnesium fluoride, what is the minimum thickness of magnesium fluorideesw6/m pjk(/5o8mfo d coating that must be 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 flat glass plate and illuminated from abozy a- )ndaw9-kve 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 directzdna9 a) y-k-w 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 fact that certain sunglasses can redu.*u5il i8 favbce glare from fi.au8i*5v lb 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 direiycy26w*,a*lkoxm+tgi / 8 clction 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 polarized light in a dichroicju9/h xw z m1dv(g3 x-obih404bsd.ms material like a Polaroiv4j1 d0b/( 3 9s.dhhxiumoxz w-mbgs 4d 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 axes of two Polaroid films are perpendicular to each otpo*9b60il 2a fcr/z- xj krff,her, what is the percentage of the incident light which will pas6pkxjo0fraz/2-* lc9 i ffr b,s 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 suc *k)nmdd8zp 8rface 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 sunlight is g 4qsd:zcwn-/g4 4ff t9x8- x ogzkamy/reatest 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 exhibitev 2*1 ggum )zw;cy wkgq(4f6bvd?

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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 appear9rm3 ho klta5:j)kj7o5w3ruu s to be more blue toward the zenith (overhead) than it does toward the huku59 5ht3l)r oj jrw:k3m7oa orizon. 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 in a vacuum. It passes into glass, wh2(k)tyc6cx6eds4p j tn :t qb7eip9 .wich has an index of refraction of 1.50. What is the wavelength of the light in the gla4ik e76)jt. es9 c6(p2ctdqwpt: b nyxss?

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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. x buluzy9zd) 7-8f v6aIt passes into glass, which has an index of refraction of 1.50. What is the frequency of the light inside the ub9d6-lzz8y uf7xa) vglass?

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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 inbzg f o8rzl(5t3)go:js1h0hwum6n i ) a vacuum. It passes into glass, which has an index of refraction of 1.50. What is the spe(f1ol 5s u6)3ro):zm80gnijhzt bg hw ed 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 to travel at +j0+t(mz+ qii lmkvp6$1.96 \times 10^8 \; m/s$ 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 4plqs u83lzfcuu7 : /fl 38grmnm in air 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 i: 20wklla+l3zg9q qwxl0pbl,m v 1(sz n 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. Monq8qzp az(z+g8ob.q)sochromatic light falls on these slits, and produces a fifth order interference fringe at an angzo) +bsgq z8 qaz.8q(ple 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 third ord4kil 5 -ilsdo.k(n(wt7qty v+h z,bid9iy 88 jer bright fringe ivlt 8iiokhq48ddi-+ybtl75(j,szk . i(9ynw s 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 separat(cv bkyv75t-:i g-+; diyofdlion between the two slits is 0.050 mm and t yvvo bfdi -5yic;tlg( :dk-+7he 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 is 2.0 mm, and two(-dl9q gsup nj3o:f )n wavelengths, 750 nm and 900 nm, ill3d -)pfl:ns uj(gnq9o uminate the slits. A 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. Monochromatic light tj fg3) j35ibaof wavelength 634 nm falls on the slits. If there is a screen 6.0 m away, how far apart are adjacenb g)jftai 3j53t 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 lighfdka +1h7cd3y cl/q)f2 6tkd ft is incident on a Young's double slit setup that has a slit separation of 30.0 mm. The resultant bright fringe +6l d t)kcqcdk/1d 3fa2fhy7fseparation 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 cont m,(c.nxe/bskm h2to 2-aq9 cqaining 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 the glass is 1.4830 at 480 nm and 1.4760 at 700 nm. Determine the an, e qb.kmq (cxt/2h-9camo2 sngle 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)ilbbwc6bci8)4u gkh :)0 ea x3r py.v of blue light (wavelength 480 nm) and red light (wavelength 670 nm) is iea3lbb4 v 8xu0 ):).k i) wybcpcg6hrincident 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 iofit 3jnq*cwmh:3x ,/s the angular width of the cej3 fnct/wi*,m3q :o hxntral 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 wide, is illuminated by light of 5ql)bdm 9(xqv*rm.h; a( rhvj 350 nm wavelength. What is the angularrql;hb((39maq dh*vrm j)xv. 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 /h)cflc4a 9m 7rg n2vdeh1*l ron a single slit 0.75 mm wide. At what distance from the slit should a screen be placed if the second dark fringe in the dcc7v/9f nhllrm1 dga2he 4*r)iffraction 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 61dikc cu) :e,y;t +yzv,0 nm is incident on a slit 0.20 mm wide and the diffraction patte yz:y)v ctikc;eud+ ,,rn is produced on a screen that is 1.5 m from 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 nm4;d(s :zhanr f 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 the first order dark fringe4f(a :zd ;hsrn 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 ob1 2rvdb:o5ae)hs9dh e serving screen is placed 2.00 m from the slit. Find the width of the cent)5 e9e sbho 2adhv:r1dral 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 centimeter, it:lhr9y5 7sbpj( esk 4as second orderslsp5hjeb4:r k9ay (7 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 lines per cm. The angle between the centravxyr *keogv3.;7( xxkl maximum vv7 x*yx3; gr.xe(okkand 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 wir 8xjpa p 4u(z+ej o6w3o.ua1ide and ruled with 50,000 lines. The second-order mo pw +au.oz43e ju ir(xj16ap8aximum 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 experiment2*lwwdhl-:vsiuw y gyz/ l669, light of 600 nm wavelength produces a first-order maximum 0.350 mm from the central maximum on a distant screen. A yug 62wl9szwi llyhd-v:* /6wsecond 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 centimeter rule28c:an tbly b+d on it. What is the angular separation between the second and the third orders on the same side of the central order when the grating is illuminated b b82:+nlyat cwith 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/uhoii06-igopk 8z7k out into spectral hues by a grating. If the grating has 2000 lines per centimeter, 6hi i7o kip-0u8z /okgat what angle 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. If the first-ordeg/dl: 5) /jxrkleejq 7r maximumj ee)lg75 xdr/lq k/:j occurs 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 n 4ny6l xctx1a3zbqm//x:r iava2z -8rormally on a grating. If the third-order maximum of the diffraction pattern iaz-i:xlx4y23za8 c/q b1xa v 6mtnr/rs 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 wavemb.u5)*b. iyk-uj 7t1fv ckx jlength 500 nm is incident normally on a grating. If the thmf.jtc *vkk.7-i 1ub u5j)xybird-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 from another glass plate at one e 3 kt r,z7ecihk3)mjai tns-h5(a+p/g nd by a strand of someone's hair (diameter 0.010 mm). How far apart are the adjacent interference bands when viewedg+( hm/)asc i-k3ptk,53 jea7 hizrnt 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 refrv+3 1b lgg* ypj(ppet3action of 1.33. What minimum thickness of this bubble will ensure maximum g3 bp+l1gp* tjyp( v3ereflectance of 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 illuminates a soap film 2jbe*ro/ 7 4:ygeoe vo( n = 1.33). What is the minimum thickness of film that will give an inteob eog/ *j4e y:2vore7rference 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 thickn 3n/bxpws0*. btd- qlp;bo9sw9ro t2mess of a nonreflecting film coating (n = 1.30) on a glass lens (r l s;wp*b9qd3 o 0-9nstxo bt./p2wbmn = 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 unpo; qns/o 3gj1aflarized light and the intensity of the transmitted light is afs gjn13/;qo 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 it.m(k)bjs y6t* tja*rbs preferred 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 at.qjyns/u1,t4z/ c hm(rl mfh2a: oco7 an angle of ut mmoh7r lh2n4,jo y: fz 1/a.(cscq/$57.3^{\circ}$. 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 combination. The(zfqsehxcy (w0,m 5z+ transmissi(ewc ,0fz+xqs5h m zy(on 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 watert, l1 (7ete3-rym .z9fgtr qjjql4fuvx7:jq8 is completely poj xqvtze:mr4. q(tq7grljfe7- lju1 8 93tfy,larized?

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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 anensiq+tr m0y he8f,+ 3d then an analyzer. In this process, the8nfm+q, hyi30+ee rts intensity of the light transmitted 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 8unwo;7uhrg u1wi5 -v9had ;l's angle for light traveling in vacuum and reflecting off a p ouian5uwv1u g; -l ;97hwhrd8iece of glass of index of refraction 1.48?

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