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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 principleucc ;; 3chuoo3kwv00 f.
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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 a8z**1jvw. r6comt czk0w)oal 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 3nta c4 c,0b5r o-kjviis attributed 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 imp)ku/j-* /dagmdnz; s 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 entn,;+ dq pepb 2wtg6.8zbtzekt6el+ ,mers into a medium 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 nm), originally traveling in air, entexc(0,a/dw z tnrs a piece of glass (index of refraction 1.50), its frequenc(dx/0nwc, a tzy

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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 (waveldv + c7u3ifa ,nuekb0cf0,n-t.0qz alength = 590 nm), originally traveling in air, enters a pifzq,3k , b-act.u nu00 ivefla0+7ncdece 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 spr2 fndo rv0 hnt5g0x7w2eading as it passes through a narrow st7wv22 n d0rfn5xhog0 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 la)zvn2ur.u 7xsrge objects such as buildings, whereas light is not noticeably d.z ux)7ursv2 niffracted. 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 als r7yw ej: ci:3jf+fu2ternating light and dark bands when light passes through two or more nar7u:3 j+wys2:ijf fecrrow 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 yjwh/12k rpvg;oj. 9r 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 strikingfw v.c. utj n16im--tz a screen are in phase witht wf6j-t-i mn1v uz..c 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 travyl - mtlsf:k,zwd(d,71ebd:ra / 3c hfel different paths arriving at point P. If the maximum con(b1: l 7lfwr:yt/,hzdd,dmcfa e3-sk structive 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 coherent light travel different paths arriving at point P. o3.hap4 rhqna m;nh --l)+xts If the maximum destructive interference is to occur at point P, oq 4s+;h h3hrtalm --n)pa nx.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)n q s3)yd,*ozd+ mmyne-slit experimdm)3+o sy* )z,y ndnqment, light 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 bright spot ink7: p9cb f8tcf a double-slit experiment, light from eacf9cfp8:t7 ckb h 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 bright spot in a double-slit *8mmrbssy0 a 3experiment, light fr 3smrm*0yb 8asom

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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 ssb gpj+qqz (p /;n:k9xlit experiment, if the separation between the slits decreases, wh gksj;z+nx/ bp9(p:qqat happens 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 the distance between adjdp zgv/4(*ataacent maxima on a remote screen is 1.0 cm. What h/ zvapt(4a*gd appens 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 b:0: z/ng0d cx opmd;vvvyz6l))(yfi travels 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 slitv u -vxihtxlu;( m6xb97p))bd of a Young's double slit experiment arrives at a point on the screen one-half wavelength behind t)b xbv(679xd imu th p-)vu;lxhe 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 n*;vby1b z4msfringes in a double-slit experiment if the 4vyz n;bms 1*bseparation of the slits is less than the 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 aenk5ir eb(5-i double-slit interference pattern using monnbe-iri5 5e( kochromatic 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 explains29n vxgnh b*l3 why a prism separates white light into different colors h3g lv9nx 2b*nis

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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 fof/ zkx d5pbila;2 gpg1h 80axy9d5 6pzrm 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 nm is 11- qml zsmb:wbp6(f mcalled

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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 d(uaf7 bm+o7o 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 refractiryy0drtjno 4 wea 567-on when passing from air to glasso-rj rdn6e 0y7t4ywa5 ?

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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 tgnc uwr( tj pjb..2:31fbqj /qhe smallest refraction when passing from air to glas:(1p.w.q rbjb2 tf jqunc 3/gjs?

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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 lighsh2ti mq -/zi75in ;zxt is incident on a thick glass plate with parallel sides, at ix timz7sn h52qiz/-;an 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 lighte - llxlf kq85/0urav5 source. If she now holds up two fingers, with a very small gap between them, and looks at the lilkvr5efu q0 ax58/ll-ght 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 wx hjh07 q4ot:gz-zhn0qkp+ 7increases, what happens to the width of the central maximum on a screen?h7 p0h 0o7wzg+ kxt4njhzq:- q

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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 avuj3/5 0:az sqq9j *;ostgnpper cm and the other one has 6000 lines per cm. Make a statement comp9oj50/a:gj q; u3tnz spqvsa* aring 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 ii za ct.j/w)9cwlyxac:l476the same slit separation, the only difference being that one grating has 3 .ca6 )l wti: li4cwx/yacj z79slits 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 caused +o6pie8g m w;ve*dag(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 wavesb3t; g-1luirw can interfere constructively or destructively, depending on their phase difference. One consequence of this phenomewlb-uig1 3rt; non 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 ) fthu/2 boj:,yuizjk)fs7 k/in glass, strikes an air boundary, there isy ,)jbh zi/tf:7)s2uuf jokk /

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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 r u/evg,gcrw z1)a i/w8 ;qod+zeflected by a glass surface, the1id,uwgo c qg8wr /v;zzea)+/re 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 viewedqhp1w l./ d(am in white light. As the film becomes very much thinner than the wavelength of blue light.mp1whl/qa d( , 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 light in magnesium fluoride, what is the m2d0 n/,boxvv hyh0+q 6fykz5nz 7f 9seinimum thickness of magnesium fluoride coating that must be appliqfn nf0v2v/9hhse yky605xod,7zbz + ed 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 asa8o0+ ya ab,h w6rq1j 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 g+0w oa,h618aasrby qjlass 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 fact that certain sunglasses can reduce xbeqa x( :msikh z9;hus.:.m( e0 l:jaglare from refas( qx. xmkbh.ujzle (0s:i m ;9e:a:hlected 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, thcf(j w y1eji2h8+nrsgvvw.+ )e direction 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 po6a8 9;cjx y9n0jvdb hklarized light in a dichroic material like a Polaro;609 8 b nacdvjy9jkhxid 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 perpe:mp*5 kcim(e:wnlv*pndicular to each other, what is the percentage of the incident light which will pass the tmp wc*(:vkn5l i epm:*wo 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 w *rfl.xb/fsy1; zh h63u hr oa5+cy-na 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 grea.w267 bpe arvd8prstghg+ 2fpm g;e+*k,mmg8test 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 ef2 o4 d 8xa5hqr87mswuxhibited?

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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 zenith (overhehkw :*t64fs oxad) than it does tof ko:*xth46w sward the horizon. 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 wavelengedp8u*l1x )r wth of 600 nm in a vacuum. It passes into glass, which has an index of refr1 u*lp8ed)w xraction of 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 nm in a vacuum. It passes into glass, whj4 m:d-8umjsc sz8r(dich has an index of refraction of 1.50. What is the frequency of the lsru-4 jm 8d8sj md:cz(ight 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 vacuah n0jw21 qy, 1k)cxyuum. It passes into glass, which has an index of refraction of 1.50. What is the speed of the light in the x qcu,y 10yakh)n j2w1glass?

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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 feipw +* fi y-i-g-a-ouound 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 i5 gp+0 ce20zb lf8 yliafqbl-+y cgr;0n 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 in air is found to tdl3d qk: .vl0mravel 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 light falls on these slits, azdjnc-*d1 v2q nd produces a fifth order interference fringe at -q *1cjnvdz2dan 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 on a double-slit and the third order brighj7ycqzbm 2k*9m1ihff-af fb(2;3 v* vz/ oowxt fringe is seen at an azw -2hzfkvicq( o9 1vxy*mj*fbam72b3;fof /ngle 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 separqj tmnig*8 nkec ,/)3eation between the two slits is 0.050 mm and the distance from the slits g*t nme8jci3 kne/,)q 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 slit4)6z3r/r /) lulxnzweh 1ykw y separation is 2.0 mm, and two wavelengths, 750 nm and 900 nxr/3)u)yywr zkn4 6/lwl1zhe m, illuminate 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. Monochromg p*7 hicftb8uk*,*wgatic light of wavelength 634 nm falls on the slits. If there is apkhg8 **,w b t7cu*fig 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 doublet.+tm9tncd0py r:l4 .c z cwf: 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 the third-order bright fringe t z+4ntd:0r. y9tcclcm:pwf. 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 wavelengths, 480 nm and 700 nm, strikes a pud5 61 m3s5;c wtshxg7cm9ozz lain piece of glass at an angle ofzhw;o953 71 ucm ssd5zmx tg6c 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 mx5.:k xn;b99ioxyz dnm) and red light (wavelength 670 nm) is inc9i:xy;bxno9.xm dk 5zident 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 widt+5kbvxgf2 gq(f x y/,avaeu6 6h 0.20 mm. What is the angular width of the central difffua,+ 2 vaxyg kgf5 (be6qxv/6raction 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 illum bj,jc3q n(e2einated by light of 550 nm wavelength. What is the angular separation between the first e, bj 3cj2(enqtwo 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 na1b5rj..lh /raazs v1m is incident on a single slit 0.75 mm wide. At what dirasr.v / 5j ahla1.z1bstance from 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 incident on a slit 2 .lvk: grtj*g0.20 mm wide and the diffraction pattern is produced on a screen that is 1.5 m from the slit. What is the.vk 2*gt lgr:j 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 hncaw6q h0 8p tibx4p;2:zi ptyh8 f;,slit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the position of the first order dz iq4,8;axwy 60f8ipp tbhpn;ct: 2hhark 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(ew(v0k z3ku,e*y g xl slit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the width of the central maxi zwku(v3ke xgl(y,0*e mum.

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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 cent(5u ecs q3 x,luaa+tv5du +h(gimeter, its second order maximum+(xt(gsv 3cluduauq 5e5,a+ h 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. -0gt uxsn0pivum2dq/ 1(4s jeThe angle between the central maximum and the fourth order maximum is(it eds0-g mjq/u0sxn 1v2 4pu $47.2^{\circ}$. 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 i1x b829oiy kmns incident on a grating that is 75 mm wide and ruled with 50,000 lines. The secoy18 2xio9nmbk nd-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 experimentrw;p2dkw q(: a, light of 600 nm wavelength produces a first-order maximum 0.350 mm from the central maximum on a distant screen. A second monochromatic source produces a third-order wk;:dwqra 2p(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 ha/:/ *d5th:cc f+tz :ojh 03bhjh uijbhs 6000 lines per centimeter ruled on it. What is the angular separation between the second and the third orders on the same +ob/ u0t5zh :c jthd hcjf/i *bhhj::3side of the central 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 by a grating. If the grating 8ub /vrn7v6d ohas 2000 lines per centimeter, at what angle will red light (640 nm) /ov76u8r dvnb 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 caley u,z5 mjmvja7s25k*ibrate a grating. If the first-order maximum5m*sa e mu7 ,2yv5jjzk 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 normallyffy g c;:5xwr) on a grating. If th:yc;5g frw)xf e 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 incident normald(fz- u r1bin/,p ig,j3k0ogaly on a grating. If the third-order magzakjn3d, u-p/, 0iobfr(gi 1ximum 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 anotherkbk,zcl (g0 q +im(:k)9uhgkw glass plate at one end by a strand of someone's hair (diameter 0.010 mm). How far apart are the adjacent interference bands when viewed with light of wavelength 600h9l k,0+cwbu:g(k z)(q kimg k 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-w(0 q)lvra a b( iq3j2foi)hs. What minimum thickness of this bubble will ensure maximum rehqj)o2sl(wf 3ri ab(qav0i) -flectance 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 aq+b pbb b .s 96xo:6jcv.v.mvs/*adlfilm ( n = 1.33). What is the minimum thickness of film that will give an interference when thvxsb c.j*v.d bamq:v69la .bo6 /sb+pe 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 nonrefl6 esx-wo9iw l9ecting film coating (n = 1.30) on a glass lens (n = 1.50) for wavelengtwlw 69xes9-oih 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 unpolarmp;ixa 4 pfi-+ized light and the intensity of the transmitted light is 1. A second ideal po4mai+if pp x-;larizer 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 preferred direction rotated )fbu:q* yh qdki0ed4( f44vzlfsx/l+$30^{\circ}$ 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 strikeqkj5gg 4 7ca6 88yxmeoy8.ad 4huo w;js a flat piece of glass at an angle of g 467god 8e8wmj.x54yc; kouhqaj ay8$57.3^{\circ}$. 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 ltbj - 52a8liaa polarizer-analyzer combination. The transmission axes of the polarizer and the a8-j5tll iaa2b nalyzer 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 iiaz1ilisc p 9/ ++ loq361x/zof:sqcp ts image reflected in calm water is completely polarized+1/lf sx3io 6+czic/ spo:q 1qlzi9ap?

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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 a)uii81.yka yzim8g* analyzer. In this process, the intensity of the light tra81*a iky. gi uzm)iy8ansmitted 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 a43azyt w c,,ofngle for light traveling in vacuum and reflecting off a piece of glass of index of refrac,3faw,oc 4t yztion 1.48?

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