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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.i2)su5n1d3y m.wh ve 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 isujg9. ;aey,;/o-nvsc )us+wj c(0lzqxd bcs 6 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 lighti5zz1yoo/ cj8/m/ogx dau5- z is 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 i1ek:wjymm( .e)p/ a ,4hfcg kds 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 en og ;pj7oxt0xpqa,al6+f6 vzb );icj+ ters 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 trab5 xz zpu4 hqx)q2w*i.veling in air, enters a piece of glass (in xi4bwq)qz p.zx u2h*5dex 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 (wa y/xxfw g.von0+a,7vovelength = 590 nm), originally traveling in air, enters a piece of glass (index of refraction 1.50), its f yo70.+ xv,agxowvn/wavelength

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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsible for light spreading as it passes through a narrow hkymgc(*e.5f663;zx uwjbl d sli3(6fzy6u5 e*.lj mdcxkwbh; gt?

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9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Radio waves are diffrwpckbc 9;93ol 1,k p ahwgzv4-acted by large objects such as buildings, whereas light is not noticeably di;k13cb - kh4pw9 cp9wogavzl,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 bands when c.9u;thhrz1f light passes through two or morert.uh zc9fh1 ; 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 cohert qn9ey:g e c7cxqe(;2ent 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 riw fh/dw6g 2oo2:5 kaare in phase with eacha 2 o6/k5frihdwwg:o2 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 tra6etzk o9pva9gcu k-c e9o(/o-vel different paths arriving at point P. If the maximum constructive ino9vcp9(6/ k-o9gt- ac ekeuzo terference 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 hzdeoe:590 v(3 xe vfhtravel different paths arriving at point P. If the maximum destructive interference is to occur at point P, 3eevvo0h9z fx5h de(: 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 noih0(ai p0.5 *rzutaa double-slit eh i(araiu05*opn.0t zxperiment, 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 i*nvfkbl d*e,/ n a double-slit experiment, light from each opening arrivb*nde ,fv/*kles

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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 j)45 ;u-pid g,enjvmeof the central bright spot in a double-slit experiment, lej, ;inj-demv p )ug45ight 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 5)y(inst odnha) fb6u kw-,h1 slits decreases, what happens-5akui 6 nh)f)d( n,thw oy1bs 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 experimd3 2dynfk0sf4 ovwo5 1in 2fk5ent, it is observed that the distance between adjacent maxima on a remote screen i0 ok3f isy vknf2fn52d154wo ds 1.0 cm. What happens to the distance between adjacent maxima when the slit separation is cut in half?

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20#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  One beam of coherent light travels paau,mut:+ cu.k th $P_1$ 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 expljs3zn b9 2 5wawvg*2reriment arrives at a point on the screen one-half wavelength behind the wave from the other slit, which is observed az 3 52lj2grnvsabw 9*wt 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;qt ab.qqq6cxy di +sgl071e2 in a double-slit experiment if the separatiocqqtgl 267dbqy.s0iq;1a+ ex n 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 a double-slit interferenc :7du4 te:4cutx i dm8/.hnjcke pattern using monochromacjukx/h: d m tu48t4ec. :nd7itic 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 explj*x- 2ccjz-hqains why a prism separates white light into different colocz 2jqjx-c -*hrs 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 formxu d+0j yg rz60gr;ld, 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 i r gdmon9 nu7*bqd,bk8(pw*0v,sb xp9s 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 sli5*j sq ybn. v z;fhcd7*6osp3fghtly 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 refractio tbp xdt(t+)8ln when passing from air to glass?l+txd( tptb)8

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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 pafgi 6fnzbpyc2);3zb ) tk4 pr,ssing from air to glasy4cif2ft p3g6kz bzr),bp);ns?

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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 p;t/ax8zl/fashyhe*: late with parallel sides, at ayx;hf l :/*s/ztah a8en 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 zbrw6,,*m(n : xkd6pcg dpb9nsource. If she now holds up two fingers, with a very small gap between them, and loo: b ,g9 *6ck,nr6xdpzpd bn(wmks 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 diffractioje 8*d7lb pky q+xks,8n experiment, if the width of the slit increases, what happens to the width of the central maximum on a sc8x*syq+b 87 kk,jd eplreen?

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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 ljwv1yo312cauu)cv t+ines per cm and the other one has 6000 lines per cm. Make a statement comparing the dispersion of the two gratings. w1t)+ 3ovauu1y c2cvj

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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 pztes)33 ,es5-w+nd 6 ,dr9v gl-whu6s sjypvseparation, 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 light, make a ,renh66 -- d9wsyjvzveps3ds,gt3swp5+ l )ustatement 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 reflection aohxi0;6 g 38i 4jfgn(c pg,wtx79harand

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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 y)qtkc kli n.1zx *2c8waves can interfere constructively or destructively, depending on their phase difference. One c) c.kctnqzi8 2l 1k*xyonsequence 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, 8c1q ( +gohh)ok:qbmdwhich is traveling in glass, strikes an air boundary, thereh)boo1q ckh:dm8q+(g 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 traveling in air, is reflected by a glasxjznijc9 4n2pbp9: x ,1jpzt3xo; d,ks surface, there is j,n ixc9t4j 2zx xz:p9k,j1;3bpodp n

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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 view97ox tw tdr,er-8fp v/mb9c -zed in white light. As the film becomes very much thinner than the wavelength of blue light, fp- rcr9e-m,xd t/t 87w bzo9vthe 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 man ckg2jsg )q7wmwx :*w:;v/ dggnesium fluoride, what is the minimum thickness of magnesium fluoride coating that must be applied to a glass lens to make it non-wcdg)sv g*q2m w:kj ng /:w7;xreflecting 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 h1:th4das,/c4 w n6fvfwz/ u eilluminated from above with monochromatic red light. When viewed from above, concentri,h:4tdfnca 1/zhw s/6 e wfuv4c 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 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 th (h6,n57 cwull+ /wlx:ezdtf.k1 gclmat certain sunglasses can reduce glare from reflected surface wgdht/l.fx+n:1z ,6(klc 5wue7m lcls?

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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 d*zr6(4me4lo, y hcnhkirection 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 lig rbx bsdb/(g9y 4h, grifhzedy:0)y 65ht in a dichroic material like a Polaroid x9r,shrybbgidf0 )dy gy h( :/4b5e6zfilm?

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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 eag r g(jmro)*sn0el+v5ch other, what is the percentage of the incident +r)so rmg0(l*jve n5g 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 surface56q *kf5*teimh-koc k 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 greatestcv 75i)1ks sm8mzdk+g 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 exhibn0a(- jp24oc ubvu9 u em+v;imited?

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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 pi; h6gmnr*v1z;rq/bq9q f j7(overhead) than it does toward the horizon. This occurs becng *hjr/r v7bq9 qpf1;;m6zq iause

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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 vaci t n*x(wq/qtl,oz.g;uum. It passes into glass, which has an index of refraction of 1.50. What is the wavelength of the light in the glztq(i;., og xlwnt/*qass?

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53#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light has wavelength 60- fret+/q ft;, kztuax +6gaa90 nm in a vacuum. It passes into glass, which has an index of refraction of 1.50. What is the frequ, aeg;-6x+9fktzttrf aa/q +uency 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 nvdwrg,f:n n2 31 +pky ehdu((dm in a vacuum. It passes into glass, which has an index of refraction ofu(:v+( dg dwe1p n2d,hkrynf3 1.50. What is the speed of the light in the glass?

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55#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 550 nm in vacuum is -; nxvs1-h ylz43yo4xfjtd 69lbr8q p 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 a,mc zh +k*5en3a .hok550 nm 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 3;h mohy:s-ic ;ruw2:an qlowbs,)*knm in 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 light fal)p6aycy-5 t pqls on these slits, and produces a fi)yqp y5c-at6pfth order interference 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 falls on a double-slit and the third order brighed+r:: crg t3kt fringe is seen at an :+gdrr3c: tkeangle 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 separati w83u k-7y pitfnxd(,lon between the two slits is 0.050 mm wyt ki p8 fn(,x37dl-uand 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 is 2.0 mm, and twb mkfps::six*. w8sy9o 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 maximum on the screen will a bright fringe from one pattern first coincide with a bright fringe from thw s mxs8:ib. :yfsk*p9e 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. Monochromatii 4zfzk;/ g5owc light of wavelength 634 nm falls on the slits. If tf/i z w5gzk;o4here 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 d hkvpw*v ;8dt :qj+vd9aqf :0oouble slit setup that has a slit separation of 30.0 mm. The resultant bright fringe separation is 2.15 cm on a +q:0j9adhd :v tq;vk v8wfo* pscreen 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 containing two wavelengths, 480 nm and 700 nm, sse / u,x.eva4n3jw, y nmb1rd/trikes 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 angle bet/w x,3vesd nbm,/ j.1e4uyranween 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 (wave9p rp4w-/zeae r 9a,mhlength 480 nm) and red light (wavelength 670 nm) is incident on a thick pimez r9wraa h-p/4e,p9 ece 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 the angular cwu+zj9s9 b2m as(;ilwidth of the central diffra s9jcl2ubmi +s;(a9wzction 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 illuminate3 d,ommifo4+p e e8jo/d by light of 550 nm wavelength. Wh 4o8fmoeoi, 3e/jpmd +at is the angular separation between the first two minima on either side of the central maximum?

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68#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 687 nm is incident on a single 1hw a3cg v9ys+slit 0.75 mm wide. At what distance from the slit should a screen be placed if the second dark fringe in the diffrcg+9a 1yhsw3 vaction pattern is to be 1.7 mm from the center of the screen?

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69#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 610 nm is incident on a slit 0.20 mm wi tucui 2 s,k 7f;;kpkt8zya;t)de and the diffraction pattern is produced on a scre2kt,yt k fk) ;i;tc8suz;7 uapen 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 nm is incident on a slhc (i5(*mm:ko9o ji*f di qz9mit of width 0.300 mm. An observing screen q* j*dmzii5ooi9mfkh 9(( c m:is placed 2.00 m from the slit. 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 widtp;xsc qb-+u y;(yze vbd833nvh 0.300 mm. An observing screen is placed 2.00 m from the se;zp( ; 3 u8bnqs3x dy+vcbvy-lit. 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 centimetest5:un hc+78u( c extvr, its second order maximum isstu5c7t hcn(+vx :u8e 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 centt*b;;zo (cb2-hchln ural maximum and the ; 2-n;bhz*ouhtb( l ccfourth 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 dn7it; y8c v9vthat is 75 mm wide and ruled with 50,000 lines. Th;9vivn87tc dye second-order maximum is seen at $32.5^{\circ}$. What is the wavelength of the incident light?

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75#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a diffraction experiment, light of 600 nm wavelength produces a first-,6pgb3d* el xzorder maximum 0.350 mm from the central maximum on a distant screen. A second monochromatic source produces* lb3z6gedx,p 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 l sn*,u sv0lf1lines per centimeter ruled 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 with a beam of light of wavele *flv10nsl,us ngth 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. I .b -1mj0mxmi4lqn+nqf the grating has 2000 lines per centimeter, at what angle will red light (640 nm) appear in the first ordeibxm4q0mn+.n j1qm - lr?

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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 axs 8 dn//7oilenho q6 :e/qc(w grating. If the first-order maximum occurs 7socnh w n:8(il d /x6ee/q/oqat $20.5^{\circ}$, what is the grating constant (the distance between the slits)?

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79#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Monochromatic light of wavelength 500 nm is incident normally on a gra;8n 1rudkeq7zpy 3j9: )qsx omting. If the third-order maximum of the diffraction pattern is observed ar1 yq3)xqj7o;z8 : emus9pnkdt $32.0^{\circ}$, 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 on a grau)o8:berk 1)eq+dr-+dfapr)-b pq t xting. If the third-order maximum of the diffraction pattern is observed -ao1)+-)px 8qdbpu r+)feekr rt qd:b 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 end by a 9nf5)ldz0 dwcq ei.0osc0q )zn9d5we 0o ldif.trand of someone's hair (diameter 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 o 8ws+ecpyh+jv28w; eyf refraction of 1.33. What minimum thickness of this bubble will ensure maximum reflectance of normallywy2hp v8+je e;wcs+8 y incident 530 nm wavelength light?

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83#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 500 nm illuminates a soap film ( n = 1as*ube ctwc5vx471(), zrtct .33). What is the minimum thickness of film that will give an interference when the light is incident normally cv u,ttx5e7aw4 s*(rc c1ztb )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 nonrefl -uu2a0sw bn 8rzztc003all s6ecting film coating (n = 1.30) on a glass lens (n = 1.50 0bz0suzc6la02nlw3 8 tau-s r) 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 lig2u7v.bbs46d4 st q vmght and the intensity of the transmitted light is 1. A second ideal polarizer is placed in the beam w64vsqbvu.s d2g b7t 4mith 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 roy(hkbwn la d4-;5xp.a soc/x3tated $30^{\circ}$ 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 strike xh/ri)6jc*i ve s)1 tngmrj:c /ejf99s a flat piece of glass at an angle of cigmen ti)/c/fj96 sje:* )1vrxjhr9$57.3^{\circ}$. 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 po 5a8y x,psdr-olarizer-analyzer combination. The transmission axes of the polarize, s5x ad-poy8rr 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 whenk+d, xm*gmyh;lf(m-upg:bf 2 its image reflected in calm water is completely pola dm,fm2 m+p;fu:hx l-(gykg b*rized?

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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 procesy*cf+pz 4b(nx s, the intensity of the light transmitted is reduced to 10% of the intensity incident on the analyznxbfc 4*+y(pzer. 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 Brewsterkxq,wk ay5,7 i's angle for light traveling in vacuum and reflecting off a piece of gli akw75kyx,,q ass of index of refraction 1.48?

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