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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: 游客未登录  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 princ)fx8on;c 27d7t0 rxeh exg,ruiple.
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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 statement?4pm ;ap vh cde6r7b.e+

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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 ligh:it-nlu:pbp p9a tma: p xo,9-t 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 is attribh9 usz.pli*j+ki aph0 i4vb5xs 1v7 k,uted to

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5#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a light wave enters into a medium of different optical densy7g tipe3b)cvt,y u:o0 puu0 +ity,

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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, enters 10yh/f5c pafp( pn -gka piece ophf0 / p5 pyfg(ck-a1nf 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), orekou3 kflr/, 0iginally traveling in air, enters a piece of glass l3efr,kuko/0 (index of refraction 1.50), its wavelength

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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsible for light spreading as it passes through a narrh2r2ic v(lcja;lfsy1:f -6k6sa.gfm*cp7 ytow ;pmfj: 76a tvlhf1cs fccsglr(2y2 i y-a*k6. slit?

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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, whed9*ea j :; lm01z vmo:.chejzdreas light is not noticeably diffraj1coma .*0 ez:vl z9; me:ddjhcted. 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 andz:f 0 92xkpyyn dark bands when light passes throun:9kz 2pfyyx0 gh 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 sai11lqf j1l6u jzt nml.)d to 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 sgrl )y-c3- :am icbkn aek6p103 ffo7screen are in phase with each f-gkbk) :enflimp 1 yr337o0sac 6-acother?

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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. ov)1y 6 2j7 f+suujanbIf the maximum constructive interference is to occur at point P, th yan 1jfu7)vu+6 o2sbje 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 differenp(.08eg dx abyt paths arriving at point P. If the maximum destructive interference is t0ba. y(edxg8po 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 of the centralqn1 /*wo2y jbb bright spot in a double-slit exp w/bn2joqby*1eriment, 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 br-jd(.evx. r7 yn6bzzright spot in a double-slit experime zend6.b -xr(.7zvyrjnt, light from each opening arrives

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17#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At the second maxima on either sidex6j p0zg. hy+m of the central bright spot in a double-slit experiment, lighg pmj.6hyx0 z+t 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;tifyw3f1p ,n98vcrj slits decreasesj 8cr;39yvf1 ntw ,pif, what 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 adjacent m.feg vq-c)yn(;,vdu gxr + a-jgfw(e4l3 ad0uaxima on a remote screen 0ujy(f g) fg rl( -;dea dvgq-+e ua3w.n,vcx4is 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 path wkg5ze8 ct 59s38rzdr$P_1$ 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 ee ebvd-2.ygp:dbc y1*dytf,6 xperiment arrives at a point on the scree- y*b,6e.: ypt d2ybe dvfcdg1n 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 obtain interference fringert:* 9r para(mh8ec r8s in a double-slit experiment if the separation of the slits is less than the wavelength of thet8crhp9 mrae a:r(r8* 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 adjace wfc4d hlzjn2uw0q5-8nt maxima in a double-slit interference pattern using monochrdhw0q z c-u5824ljfnw omatic 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 separatnw;;z1 t9 jylles white light into different cotl9j ; w;zyln1lors 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 allowswa 8s3kmg3pimzp1m- r7ub6d8 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 slightly shorter than 9 grw,7ws;n9(1kpzs y/im vp t400 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 longeruivuc lkw1,z)- b) x-s 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 refraction whez35ygzgbpk5z a,z +b1n passing from air to glass?3g5p1 , zabgbyk 5z+zz

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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 from air tovz3*jw2q kzldh)w)7b hk wq7dl)zj) *bw2zv 3glass?

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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 gla7yqt r s4(4hhfss plate with parallel sides, at an anhys( h 47qfrt4gle between $0^{\circ}$ and $90^{\circ}$ with the normal. Which color emerges from the other side first?

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32#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A person gazes at a very distant light source. If she now holds up two fins61jxx;h o:j + tuonb+gers, with a very small gap between them, and looks at the light sou:6xns o+o;jtxju 1h +brce, 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 increases, whaxw380 +.bw,j)a xg oqpclp cl)t happenl+0 w8plpcjwxx))ag3 .bq ,cos 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 400-t dkjcmw+ y+qnea j7a 8.d12q7ob2gz0 lines per cm and the other one has 6000 lines 2j7yn 8b+- q1o qdawd gtj2+ .ezmac7kper 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 gratings with the sad b54rj z iav;7k:uklcnb l9.;me 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 tul.;klj5r7b4 vac:d9;ibnk z he 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 reflectigzgp-wn2/zuf8z ( guc..mz o6 ydl(9 fon 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 monochromat**kg l2,fz v s mv3j-1ddfc)wyic light waves can interfere constructively or destructively, depending on their phase difference. One consequence of this phen,lcw ydf dm)k gsv1* v*jf3z-2omenon 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 g x+fvo,a(zktw -yy1a 6lass, strikes an air boundary, therek6(zvw1y y+t aoxf,a - 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 travelingkk hk; )ha-a.a6 isbh) in air, is reflected by a glass surface, there is -6)k); shbhkiah .aka

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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 viewe:)rta)(n twu ikflu 84:2c kaud in white light. As the film becomes very much thinner than the wavelength of)i2:kun k4aa(c url tufw:)8t blue light, the film

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41#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In terms of the wavelength of light in magnesium fluoride, what is theq14u/a ,0m q 6ed pp0s2eelv1zthjvf, minimum thickness of magnesium fluoride coating that must be applied to a glass lens to make it non-reflecqe0h 2q ue v14eavp,l10/zt,fjspd6mting 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 glavtulx0p g* a/6l1qzv2ss plate and illuminated from above with monochromatic red light. When viewed from 1vzl0vl6xqp t2ag*/ u 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 responsoa( 7qq8 1vjueible for the fact that certain sunglasses can reduce glare from reflected surfaceuj18qoq7 eva( 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 defined as.qbvgoo7v,5o 6j*et/ cuz:d p

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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 pi32hrtc o adu3pl8 );1ic 8ftjolarized light in a dichroic material like a Polaroid f32uo8dtjriih; accl 1f)8tp3ilm?

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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 xdu juo pr/:h20t/hgvdh (c .2films are perpendicular to each other, what is the percentage of the incident light which wil uox 0r./hdjdv2 2t:ph/hg c(ul 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 surfw1:bnp a-0jz zyks94 pace 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 sunlighthyp 1h u8wndq8;c/.ui vma/e+ 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 following is diffrarmb sj p6p;,so p3v8 d67.nlliction 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 qi bmi14c(r:sk.mu/c8 m v5r:j1lgsqzenith (overhead) than it does toward the .:s4mrgjrilqu (:8s/i bk1m5c1cvq mhorizon. 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 6jv (u4;(/rtoz tc9,q p/lsxuh(f :cls00 nm in a vacuum. It passes into glass, which has an index of refractcrjcu,(xu:v( /4qst zhl;/ost9 fp(lion 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 p teyne b4+s9e.asses into glass, which has an index of refraction of 1.50. What is the frequency of the light inside the glass?tebse.+ y94ne

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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 4 ti;dfs-3af xikz -0yvacuum. It passes into glass, which has an index of refraction of 1.50. What is the speef4fk-0a-; dxtisziy 3d 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 i1/hcfyvf /e g*s found to travel at $1.96 \times 10^8 \; m/s$ in a certain liquid. Determine the index of refraction of the liquid.

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56#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 550 nm in air is fou hap806sw9 nrtnd 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 travel am p fnz,5d -*of,xiu-c77kr*/ rqsxgct $1.96 \times 10^8 \; m/s$ 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. Monochroma-kv,es2g2 7k 2-g rklcwsy q*btic light falls on these slits, and produces a fifth order interference fringe at an angle of ks2gc wel22k*r7bqys k--vg , $32.3^{\circ}$. 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 tirg9;p7fjrq6 j)8yr* k ft2tbright fringe is seen at an ang;*fq gp7) j rtj9t8 ikrfr62tyle 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 ex ) 2-l9ve4kaa xpjyr 6i(xi4taperiment, if the separation between the two slits is 0.050 mm and the distance froma6l44j2x) irat(vxp9 yik-ea 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 s,txrmx;v 8u q8biu*3p ttu /9zeparation is 2.0 mm, and two wavelengths, 750 nm and 900 nm, illuminate the slits. A screen is placed 2.0 m from the slits. At what distance from the central maximum on the screen will a bright fringe from one pattern first cb9xr8qu;m/ 3zpti utv8, tux *oincide 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 apand6v t i)wss(:rt. Monochromatic light of wavelength 634 nm falls on thesws v )n:(dti6 slits. If there is a screen 6.0 m away, how far apart are adjacent interference fringes?

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63#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A monochromatic light is incident on a Youe - i4uvt9;wuyznj, a3 4pyl2lng's double 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 and the ze 9plvzui2;4,uty4a l ye3nj-wroth-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 qjnt w2lh 6kkql 9fsk,f)r.+4wavelengths, 480 nm and 700 nm, strikes a plain piecql kfr+)t js .4nl9hfkw k,q26e 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 between the two beams in the glass.

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65#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A ray of light consisting of blue light (wavelength 480 nm) and redg b*6jpr(oo ceew: 8nlns5*-k.fj (md light (wavelength 670 nm) is incident on a thick piece of glass at pm.(dr8c nege 5jj-f*wo(ol * :sn6bk$80^{\circ}$. 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 0gsvwl.i6;,*rccm wz +.20 mm. What is the angular width of tgs +vl,mwr cz* 6ci.;whe central diffraction peak?

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67#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A single slit, which is 0.050 mm wide, is illu(f sv 3urdx8.2w jb9edminated by light of 550 nm wavelength. Whatefdb. x32d ujsr9w(8v 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 sliqo glh xa)9;nea 6u8m2t 0.75 mm wide. At what distance from the slit should a)hem9 o8x2g6a; nluq 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 b3uvki* ,59 itvcwvi(1 lrfd(*hr6av nm is incident on a slit 0.20 mm wide and the diffraction pattern is produced on a screen that is 1.5 m from the slit. Whv1bv(v* vdk i,(ui6lwf5t39ih* rcra at 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 inci5o v7*a ;jgvmydent on a slit of width 0.300 mm. An observing screen is placed 2.00 m from the slit;j vvm*y g5o7a. 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 incide(d shew, z6l78oezjqi2 2ly+unt on a slit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the width of the centra+(le6jw e q,2iulzd8sh7z 2yol 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 hy.-h cy (*a,lxl keu (0 kld8yz4z)1pc7mev mcentimeter, its second order ma, pklh(1ey.a)y7mhc y udmz -xc k( *4evll08zximum 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. 4tzjm7y qb:,x The angle between the central maximum anz j4q7bxymt :,d 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 :6y yftxx4l4m mm wide and ruled with 50,000 lines. The second-order xtmxl44f6 y :ymaximum 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 prod1+fg l +;d9kepb(lcr auces a first-order maximum 0.350 mm from the central maxim1fd ea +pl(9r;lc+bk gum on a distant screen. A second 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 ruled on it. What is thels7zv i d++5lk obzivf 8sqxd-2k689c angular separation between the second and the third orders on the same side of the centrs zzl+doi27kc9q+l vi 56 88vfk-xsbd al 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 ii s;pvz*+fxj2s t;,r(eksz hx-0 3xkby a grating. If the grating has 2000 lines per centimeter, at what angle will red light (64x, si zz0+h;v *rj- itxss(kxfp;2 3ek0 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. c6 mo k;m1/ud0yf3ajnIf the first-order maximum occm3;6u1a/yjfdm ok0 ncurs 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 r isdm*t ni1d78dum8vipl(-6b gn;*zof wavelength 500 nm is incident normally on a grating. If the third-oid*-(i 6i* 7r 8sgptdm ndlnm8 u1zv;brder 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 normally on a grating. (x v4-(e r dzmyu/v8ly;0bxcw.s s2vhIf the third-order wh/s(vudrxesy v0cy 28;.zvbl( - xm4maximum 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 og.bn- 0m8gsi 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 600 nmgs ob-8.ng0im ?

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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. Whatdico+i9vrh( * , /cyei minimum thickness of this bubble will ensure maximum r*ievdor+c /ci 9,(hyieflectance 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 fiv n cvk1s(5ec7lm ( n = 1.33). What is the minimum thickness of film that will give an interference when the linv( 51e7v kcscght 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 o dw3 enr.ir0uc1z;13w 6 h5i*qbgtbnff a nonreflecting film coating (n = 1.30) on a glass lens (n = 1.50) for .e ;wr1513biz rb*0qw6ctuhg3dn nif 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 jc ixa 472eje -sto.5pa beam of unpolarized light and the intensity of the transmitted light is 1. A second idea.copsie ax e2t5jj4-7l polarizer is placed in the beam with its referred direction rotated $40^{\circ}$ to that of the first polarizer. What is the intensity of the beam after it has passed through both polarizers?

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86#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A polarizer (with its preferred direcudl 4kzl(mj1:tion 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 gla u1o xhgguckg6w3cei8: 8q3b9ss at an angle of u3:9 gk8h6og xei1u wcg b3cq8$57.3^{\circ}$. 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 isx3 bgy6d(yda;i 0kj r+ passed through a polarizer-analyzer combination. The transmission ay 3;bd+ rgk6a yj0d(ixxes 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:c6d +mv (gm0pu ju5yyvtlg:8 is the Moon when its image reflected in calm water is completely pogc vylugt8j60m(+p:5 vd u:ymlarized?

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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 proce,txfo0d f+ -z;oc+ rkoss, the intensity of the light transmitted is reduced to 10% of the intensity incident on the afx-f+ zot,k+c;0or o dnalyzer. What is the angle between the axes of the polarizer and the analyzer?

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91#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the Brewster's angle for light traveling in vacuum and reflectinr , t; 4tf wm,rl2s1shiz7, pgdykso93g off a piece of glass of index of refractgpd om,3 hz 1y4,swfrs;k 27sr9tli,tion 1.48?

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