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习题练习：Physics Unit24: Wave Nature of Light
本习题练习来源于题库网 (https://tiku.one)，是在线习题练习的打印版，您也可以访问本平台网站(https://tiku.one/)直接在线完成(注册并登录账号后在首页左侧输入试卷号 84 即可在线作答)，，作答电子化后可随时回放，查看每题答案与详细解析，搜藏保存任意题目；教师使用本平台可以抽题组卷或一键复制他人试卷，布置为在线考试或在线作业，全自动判分成绩一键排序导出，省时省力。本试卷的直接作答链接 https://tiku.one/test84.html
 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 principl ; /hzol w)of-x0gw hroq40vd14*/a.tiygiai e.
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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 qskn/1yv9: bf9 r*0ddgl j)spa 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 rr4uodgfq7 ) rr5; kt.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 is attributed uj h2lus. w,)oto

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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 different opti.wh90xgr.e(zx/ 65edlbq atvcal 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 trave1 cbe64b csx1cling in air, enters a piece of glass (index c14ebb6cxsc 1 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, ent1kbjo-qg589v wkc qw0fb jv9;ers a piece of glass (index of refr 9;k8fj0b g51qko 9wbq-cv jwvaction 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 responsfm)4j5l n gq 7yag/jd) p2;ctgible for light spreading as it passes through a narrow sj2y g4p) gn acfg)mjl/ ;tqd57lit?

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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 buildings, whereas lightqx-m)7uo*/ju xa6 co/i8 na ut is not noticeably diffrax*n tix 687 umaucjo-oqa)/ u/cted. 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 light p,i3f7h wja) hdasses through fd jhwah3, i7)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 t ephws.3 ytf5j9q d)qzyq- i34o be coherent if they

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12#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What do we mean when we say that two light rays striking a screen (jph yh:c)8wb are in phase with y c8:h(hb)wjp 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 *s )w3h tf,fpb.ojcr0P. If the maximum constructive interference is to occur at point P, the two beams mbpf 0fh.3woc) rt *,jsust

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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 lim,yf)*:wewg w ght travel different paths arriving at point P. If the maximum destructive interferencewewfmw, :y* g) is to occur at point P, the two beams must

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15#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At the first maxima on either side )gth2cy l sf,6of the central bright spot in a double-slit experiment, light fr gyt,h2s6) fclom 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 nhwl ;e1nd2u9n a double-slit experiment, light from each opening a e2 dh1ul;wn9nrrives

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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 4qv5cy zwlh16-slit experiment, light f4y5zl 1w hcvq6rom

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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 theb/kh90hd,mks e0nl, j slits decreases, what hae 0/nh 0k m,bkldh,9jsppens 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 adjacent m7yu(du qce css:z.z/cdg l02b yoh,q74 73atqaxima on a remote screen is 1.0 cm. Wsy7b.: uth qu3sq2q,4ycdego 0(/7 clazczd7 hat 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 l2nc+: sm sar(w4r;cagight 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 slit of a Young's double slit experimenbnvld7wlfb . e* -en.se.-gl- t arrives at a point on t.l--nfg*enld 7vwsb .-b lee.he screen one-half wavelength 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 ob0bp 5 :1mk6)nfwacyvk c(:x jktain interference fringes in a double-slit experiment if the separation of the slck y5m:)wcb f npj:10kk(6av xits 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 adjacentf50eh*i rnxx).ev pf7 cx gs6: maxima in a double-slit interference pattern using monochro)xfv:f gr 6xi eech.s*705 xpnmatic 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 sepad ly s87s rq .k-i -cs:yg::kzil-d2htrates white light into different colors ill z 2s-7hrgtysk8: d:ys-ckdi -.q i:s

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25#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The principle which yea/ni z: i:s5y517isq *usmiallows a rainbow to form 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 sl k-e 0ud)vsr:nightly shorter than 400 nm 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 slightly longer than 750 nm if- bi+va z2f 6y.9tslps 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 ul;4r x8ke;bw6d(y nim l2+cm qndergoes the greatest refraction when passing from air to gklmlwy 8c;exd+ rn4 2;q6ib(m lass?

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30#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which color of light undergoes the smallest refraction when passing frqw f5 -d5lza/,j lwcb+om air to gladf -j5z 5w+lblw/cqa, ss?

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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 thic c m6(z8+ xun6,essjrtk glass plate with parallel sides, at an annustezcm6j,rx(86 s+ gle 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 vel;n-7b xvoya46aja 9wry distant light source. If she now holds up two fingers, with a very small gap between them, and looks at the light source, she wi6n9-;yalb4 wxao ja7v ll 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 rcj pg e**kd0 718rbtik7ktx, increases, what happc xt1 r eb 0kp8i*d*,rk7t7jkgens 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 diffraction gratings; one has 400ih;5 vew,e86 -oc t+bclku g7g0 lines per cm and the other one has 60i;w7- eutvb6glk c5c8geo h+, 00 lines per cm. Make a statement 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 grd; .b3l6q lt:ptlq/ kyatings 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 light, make a statement concerning the separation betweelq/dly63lkt pt :;bq. n 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 reflectio2iv) b w a)sf.0 c1c,lbownu4qn 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 or zj.x g3cw- c7dwv3*uiioj+8 odestructively, depending on their phase difference. One consequenwdz7 3ooigcwi . xj*-8c j+vu3ce 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, wh-o mm thzh, n8 tzxh-1.1,rraiich is traveling in glass, strikes an air boundary, theretho,ahtim z,.zm 18-1rn rh -x 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 lightsx39*tr6mgr q, which is traveling in air, is reflected by a glass surface, *9 6m3str gxqrthere 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 u.a*,- jnkxya becomes very much thinner than the wavelength of blue ligha *a.y-,xkujn t, 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 fluor -a0fo+is ugwaj-kycd75n2 f0ide, what is the minimum thickness of magnesium fluoride coating that must be applied to a glass lens to make it non-reflectinjfkd5c -sau27-yfg0w 0na+o i g 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 fromtd1des9 ig tmq:+cc -9 above with monochromatic red light. When v :cse +t9-ddi q91mtgciewed from above, concentric bands of red and dark are observed. What does one observe at the exact center of the lens where the lens and the glass plate are in direct 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 c8ieh ;vs:ruzxu1t *s(g4rxs7 ertain sunglasses can reduce glare from reflected surface41u:v7x8rz sxihr(;sut *ges s?

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44#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  For a beam of light, the direction of polarization is definet0itfozwi+ v 4*u: xg.d 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 polarie1q6prv xm0em c)ao27zed light in a dichroic material like a Polarc 1 6axmvqe7r o0p)m2eoid 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 Polaroii1+y/eq7gc 8 pauk wc rgp2t91d films are perpendicular to each other, wht/ga8 112cewpq+ ryik u9pc7gat is the percentage of the incident light which will pass the two films?

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47#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Sunlight reflected from the surface of s,2)uk oxm8n;mlgn t:: 0nfy+co/iab 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 sunlig6tyjuhsrfpg/** g)9 yf oi2.vm 8q5sxht is greatest at

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49#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In which of the follodxgw/x nym h+hip3 025wing is diffraction NOT exhibited?

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50#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  On a clear day, the sky appears to be more blue toward the zenith:rj-v sk l,j7l (overhead) than it doersl7-,lj j: kvs toward 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 wavelength of 600 nm in a vacu/mo s4:gwzps+ g2 4zurum. It passes into glass, which has an index of refraz24owr+s gp:s /4gzmu ction 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 intalc2-sa5s gu .o glass, which has an index of refractiss-al u25cg.a on of 1.50. What is the frequency of the light inside the glass?

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54#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light has a wavelength of 600 nm in a vacuum. It passes into glass,aa: 9g7y r*xp 5xjsi0n which has an index of refraction of 1.50. What is the speed of the lig xsig09yrj p5x7 a:na*ht 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 n n x1;yo42ebrz;+ o*biqtx +csv5;pnqm in 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 ai l/ uxg,2kgqc1r 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 55 a7n zz8ih+, +t7slovigyz+hm9qp) t/n5k3fe0 nm 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. Monochromat7j3zd z( gs6fgn s ;n(f.p rby2zf7m*oic light falls on these slits, and produces a fifth order interference fringe at an anglfsnoz bd7r s3zp(z ;26f7.y(n gf*m jge 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 y r9nz29+t ; ddkgtc*border bright fringe itc;+grkzd 92d*n 9t bys 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 separation between the two sl;bqkqmkx. i6 3e bg*2dits is 0.050 mm and the distance from the slits to a screen is 2.5 m, find the spacing between the first-ordei.eb2m*6b gx 3qkdk q;r 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 separationiy84o(ax.hr:ot8 qfoqhd l / 8 is 2.0 mm, and two wavelengths, 750 nm and 900 nm, illuminate the slits. A screen is p4/ihy ld8qoxfr88.(q t: ooahlaced 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. fk3qls1 j;lv-2rt6: in7x w qsMonochromatic light of wavelength 634 nm falls on the slits. -6:s3q 7jv klfw2 xslnq;irt1If 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 Younic2 y ,1vs*2/hv(y xtfrum-gag's double slit setup that has a slit separation of 30.0 mm. The resultant bright fringe separation hxs y-*i ,v(r/2m1ftuc2g avyis 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 beamorg))4t rf )on containing two wavelengths, 480 nm and 700 nm, strikes a plain piece of glass at an angle of inci og)rtnrf4) o)dence 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 4s:1v ixj7/ uvgj j9mclight (wavelength 480 nm) and red light (wavelength:im 9 4ucv/x1gjjv7js 670 nm) is incident on a thick piece of glass at $80^{\circ}$. What is the angular separation between the refracted red and refracted blue beams while they are in the glass? (The respective indices of refraction for the blue light and the red light are 1.4636 and 1.4561.)

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66#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  350 nm of light falls on a single slit of width qc*w(r/ e8 y-prap+te 0.20 mm. What is the angular width of the central diffraction prc yqpa* 8tper+/w(e-eak?

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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 *t +.9b/n jdqz3pkfvdcx.y 8m0.050 mm wide, is illuminated by light of 550 nm wavelength. What is the angular separation between the first tkbqz m d8j+. yn3.d vtcx9*fp/wo 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 incida1u p;w- 3toq eupt.1oxanps15; qu* uent on a single slit 0.75 mm wide. At what distance from the slit should a screen be placed if the second dark fringe in p1u*aq ;uaqs. t-u3p1eu o;1xnpowt 5the 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 0.20 mm wide and thb;m1ce 0k 0uo-g,bpcwe diffraction pattern is produced on a screen that is 1.5 m from the slit. What is the width of the centr,ck-b ;ep0g oucw0 bm1al 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 width2 rkfvozl.m1 /pm 5gk+a9 qso: 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the position of the first order dark fringe okrm za9 2q /pov.mfgkl:5+1 sfrom 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 slnum-u6c uz j94it of width 0.300 mm. An observin6 z9n4jucuu-m g screen is placed 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 centimeterm7zx t4 h+vup:, its second order maximux+m vzht :p74um 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 gratinc82fdm g mpegxvc) mfz 1(8f+.g has 5000 lines per cm. The angle between the central maximum and the fourth order maximum is zfe mgc 8)dv2x m+mgpf (1cf.8$47.2^{\circ}$. 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 grt;i97vn ; ktmfy 7vkq1ating that is 75 mm wide and ruled with 50,0ttkkv1;fyn97q; vm7i 00 lines. The second-order maximum is seen at $32.5^{\circ}$. What is the wavelength of the incident light?

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75#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a diffraction experiment, light of 600 nm jy6l+nh5y2 kywavelength produces a first-order maximum 0.350 mm from the central maximum on a distant screen. A second monochromatic source produces a third-orde+k5l2yjh6 n yyr 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 ruled on it. What ij2qwipd pcq 7k g751q)s the angulaq 7idq7qpg51)kcpwj2 r 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 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 has/o49 vavov )oi 2000 lines per centov4/o) 9ovvai imeter, at 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 u k+sauq0ox 8c)szt17d sed to calibrate a grating. If the first-order maximum occurs at 0zs a7dut x)1 8ckqos+$20.5^{\circ}$, 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 wbfhr5ez *bf( )avelength 500 nm is incident normally on a grating. If the third-order maximum of the diffraction pattern is obserbz fb5*)fh( erved 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 rf 6.utq9j6hc incident normally on a grating. If the third-order maximum of the diffraction pattern is observed a66hu9j.t c qrft $32.0^{\circ}$, 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 plwcc9na/tyf,)xvihx tr 7rsj+ 7u:w *7ate at one end by a strand of someone's h7h wyr+aw iuxtcxn:)9 ,t s7c* r7f/vjair (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 of refraction of 1.33. What minimum thickness o9 p .7.qsg4izbav yx.hf this bubble will ensure maximum reflectance ofb9.q y. gh.ps ivzx47a 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 ( n = 1.33). What is the mikp) ajcz *1mnh htn0 w(8x12urnimum thn11 8 np2ukc wzjh0atrh)mx(*ickness of 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 noi1 qm4ijbhefmc ,d7+u *rgk/)vy;7 y onreflecting film coating (n = 1.30) on a glass lens (n = 1.50) for wavelength 500 kmv moq*77;+ ,cyg1j4)bedrfihu /yi nm?

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85#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  An ideal polarizer is placed in a beam of unpolarized light and the inte p4q.:l*z)vybnhc)y p*ev;;rfbr 8fnnsity of the transmitted light is 1. A second ideal polarizer is placed in the beam with its referred direction rotatey4b be8.v ; *pfy*qf;r)nlpzn vr):h cd $40^{\circ}$ 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 r;1 pnw73pgbgs,wzg /ootated $30^{\circ}$ 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 anwa:x,ifeeyu8) r 0+ fw angle of + ew 8if weufx),r0a:y$57.3^{\circ}$. 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 pi6c (rwa)qtj 5 .m)elcassed through a polarizer-analyzer combination. The transmissilaem)w( tir5jq.c c6) 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 imageamc76akq.f 6sd5rus.8m v1 b j reflected in calm water is completely polarized rqssjab867 .d.kv56ma1umf c?

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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 pz9d3 jjk-bcybrg 318then an analyzer. In this process, the intensity of the light transmitted is reduced to 10% of the intensity incidp-db31gjyk98jzb c3 rent 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 vaqvnoe0 wau*e g;)+xmej 34 pn0cuum and reflecting off a piece of glnj g;4+q ao*x0um3p v nw0eee)ass of index of refraction 1.48?

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