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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 princip9z/q ) 0 en2vrzxplfan7,:mj ele.
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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 ;yd2afb+jh. woeq46 bmcc.,vb : 0drba 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 attre;p (p-g. ,nbbppqq +dibuted 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 y:de,abo/0zagcrf 4wnq 22)u)bb5v klight is 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 enters into a medium of diffixan-f m:68s46n* ibdviwfj + erent 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), akq bgb:d8+ae(f) w r;originally traveling in air, enters a piece of glass (index of refractio8bakg e:a;rw) q(fb d+n 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 trave/ny ahne ;.s8kling in air, enters a piece of glass (index of r .y ;akes/nh8nefraction 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 responsiblcb mbidwp 7t-ywge.k ():9z0 ge for light spreading as it passes through a narrow slz-e gd0g b9c)p:.kw(ityb7w mit?

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9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Radio waves are diffracted2f:nc(/iq ;aau/. l r rzxayn8 by large objects such as buildings, whereas light is not noticeably diffracted. Wif2 /lara/:(ny xn 8razqc.;u hy 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 ausc1v69 *;cs ,nnix 0 dj1zlju;rs3iznd dark bands when light pa1dx,i1nr z9vz* 0iss 6; sul3j;ccnu jsses through 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 saidn.d uw/6rq na6lf u3k/ 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 ray44m cr5 w(danis striking a screen are in phase with eacr4wdn5c(m4 aih 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 differene4jfsv ;hak,6 jemd:fs m8p q4sn03z .t paths arriving at point P. If the maximum constructive interference is to occur at p q4;ee p4nk0mjjs6d,z3: ms hf.sv8fa oint 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 att njcs2ma6uo *9+d/dq point P. If the maximum destructive interference is to*at/+ u6s2m9qc dd jno 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 central bright spot in a double-sl44cq /ff*w bk 1a3notzit experiment, light from each opening arriven/q *4fca14 3wfokztbs

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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 spo mo 8,,ev bz+lfyd:mt1t in a double-slit exp , byzm,1emv: oftd8+leriment, 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 9hsgz1qd qz ,/on either side of the central bright spot in a double-slit experi/dqzs zq 1,h9gment, light 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 separatiox. ; c bd n14mh5sg9rati06yjbn between the slits decreases, what happens t a xj14s.05 rmdg;9 ht6biycbno 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 blordzrnb/ 1:+ etween adjacent maxima on a remote screen is 1.0 cm. What happens to t: +zrr1lb ndo/he 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 l. 5v1y e spnkc:0a2myal4be:right 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 experiment arrives at a ykz z /ed9mv1k8;po5ypoint on the screen one-half wavelenpz9 mv1/y d ;o5e8zkykgth 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 fringesje ed3w* 8*ulk in a double-slit experiment if the separation of the slits is less than the wavelength e 8dw*u* elk3jof 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 interfe )yzucs gao5.m- m2*pjrence pattern using monochromatic g2.z *m )sy5opjca um-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 separates white light into differe3)6l q*kobc jent coc jb)kelo6*q3lors 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 en)m d33f jr;318inmyj fzu7y0k l.ck 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 400 nm is ca8a5u9 h 6ogsx2 j0nkzjlled

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28#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light with wavelength slight,m rq,cwldl/1ly 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 refraction when passing frt7f s.1e;1xwrcvn) xrom air to gla1 rx .c)sefvt1x;7wr nss?

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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 un5nzmgh71jg e/gx 0s mi lc7;g.dergoes the smallest refraction when passing from air to gla gx./1ggn0li;hs7 g7z 5cmjme 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 thick glass plate with parkg 5 jj7qp84qe,tirn 9allel sides, at an anqqrpgin8e kt 5 4j79,jgle 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 fi lzjm(:c7 zk,; ieqghu65v(t ungers, with a very small gap between them, and looks at the (vch t, kiq6lu mgj5(u:z7;z elight 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, ifmb,k6g 5i h86n7gqpcz the width of the slit increases, what happekhm75z 6nibqg,c6gp 8 ns 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 diffracgsg46a;,s ieq(f9jrajl g)1g tion gratings; one has 4000 lines per cm and the other one has 6000 lines per cm. M ,( rjl)4 q g6jgsg9s1ifaga;eake 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 diffract pnfdi5c 3j:n.ion gratings with the same slit separation, the only difference being that3.:n5jin fcpd 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 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 slimyvlosr6:2 ya +qf9h /ck are caused 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 waves can interfere k uo h3k7e(f yrfm39vhj;2qa7 constructively or destructively, dependoa(7q2 f rj3y;ukveh3 hm 9k7fing on their phase difference. One consequence of this phenomenon is

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38#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light, which is traveling in glass,i:qn ;6mpv 2 ono9o:yn strikes an air boundary, there iy2qo :n:9oonp;n i6 vms

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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 refccttk)n9:a7y /o l mct73ohvx)itai)j0c9e5lected by a glass surfaceie5ca7km9t/l)0)7: cayc 9)vc not tjhi 3 txo, there 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 irutq vr:6q b g,qgh7 jq)y2)7fn white light. As the film becomes very much thinner q:2qru ))7 gq7tbfj6g ,vhry qthan the wavelength of 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 tho: s)r3ichwbog qnvt 7j h4)*r,y6ty2e minimum thickness of magnesium fluiorc4 ,qg 6yor:j 3)bhs)vyt *2w n7thoride coating that must be applied to a glass lens to make it non-reflecting for that wavelength? (The index of refraction of magnesium fluoride is intermediate to that of glass and air.)

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42#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A convex lens is pla0cgh(.hbvm8 p ced on a flat glass plate and illuminated from above with monochromatic red light. When viewed hc g hv.0p8(mbfrom 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 thamst2 / 08ruihwt certain sunglasses can reduce glare from reflecte uiwm0s 2t/8rhd surfaces?

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44#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  For a beam of light, the dic;a2.jegt3ioa 65lmj in*y /u rection of polarization is defined as

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45#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the process to obtain polarized light in 7 35wfnqbpc. ea dichroic material like a Polaroid bq3fwp.5nc 7e 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 filmszbg4dr vi0+ uuzh873 nas6; yw are perpendicular to each other, vdu3;6n zsg w74h0a y u+br8izwhat 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 )4cgy/r(xnxn 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 gy4z/zu0w p(+mcs1 ytsreatest 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 diffractioovvn q3rmqqqu1)0 yv 6pwl5t 5* **ybnn 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 to0. ez zr-ab,sg be more blue toward the zenith (overhead) than it doe0gsz, bear- .zs 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 vacuum. It passes inip6up3g9vu kj0x ,bq 3j9dim4to glass, which has an index of refraction of 1.50. Wipupx0q v ju 6j 9db3,4kmg93ihat 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, which has obude5 i5g.a;6 vumawh 3f9,ban index of refraction of 1.50. What is the fe3u bmbdau5 ;ovwg,i69ah5f.requency 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 wavelength1lrhnpcp0f jw958w ptr7 d 2:h of 600 nm in a vacuum. It passes into glass, which has an index of refraction 9 tpph87w 0d2fhjw:5n1r prlc of 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 foun pd bryox-;.zl7 y.ob1d 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 founc ysfk9) ,klia (-f4kgvc.2;bk ded5rd 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 travela9-*klekx7 ey 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 l 97: bpgpd2(bbcqnx3 yight falls on these slits, and produces a fifth order intn2dy:b (b9qgcb3x7 pperference 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 fatq5mgg+fm(1t lls on a double-slit and the third order bright fringe ist5ftg +(qm1gm 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 th 202a 7(rjpqkx-n 7 krdwsq5kle separation between the two slits is 0.050 mm and the distance from the slits to a screen is 2.5 m, find the spacind n25sk2qw70kja-kr rl7px ( qg 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 sey e+0nl) +6 doj29w f++;ckxcf sggmxiparation 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 frm2fyxjco w+ en)+0k g sl+9+cx ig6;dfom 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 0.08 sz3x1ja: /a go(p0dyyux ie-50 mm apart. Monochromatic light of wavelength 634 nm falls on the slits. If there is a screen 6.0 m awaigsa p01oaz yd j:-3ex(u/xy 8y, 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 inc-mmv.:vv0c x uident on a Young'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 fr 0m-vmv .u:xcvinge 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 twqwpe qr3p1 k81fx(sm 7o wavelengths, 480 nm and 700 nm, strikes a plain piece of glass at anwmxfqp 3p (r 1se81k7q 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 nt g2e h3zcnyxx2v,vi69s y g*s fl:r7/m) and red light (wavelength 67t ssfi,zv/gh3v*x2: y6 ecl7 xg2y 9rn0 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 sf2dv h3l qne 57sv2o*cingle slit of width 0.20 mm. What is the angular widvh572v es *q23foclnd th of the 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 f 9halwu8c 4x3illuminated by light of 550 nm wavelength. What is the angular separation between the first two minima on either side of the a 49 xcufhwl38central 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 o4ry:3af7zku o5 .wdt687 nm is incident on a single slit 0.75 mm wide. At what distance from the slit:ofrud 7t 45o3z akwy. 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 0 2/c8fr jr dtk ,bgcb;(m)gfo/0io+oi .20 mm wide and the diffraction pattern is produced on a screen that is 1.5 m from the slit. What is the wr0rio+)bgjcotd ob if/g/8mk;c, f(2idth 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 slit fi: g9l rj:xndm a+(h-of width 0.300 mm. An observing screen is placed 2.h9alim (+rfng-xd::j00 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 wi ,envcv*wbwu0-se(b+s 1eq: h.q6mj d;ozr 4p dth 0.300 mm. An observing screen is placed 2.00 m from thje*r(v- 4qbsz quc;h +b6nwepmv0oe.dsw 1 :, e 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 centimeter, its secondql69zth hom l 1ed09fvjw0 h02 order maximum is 2091he0v0 lh dmz9wjofht6 lqat $62.4^{\circ}$. 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 h nr*vk p0(1aqvdh *lrb hv.-6xas 5000 lines per cm. The angle between the central maximum and the f (1d 06vrv *.r*k pbvlhxnhq-aourth 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 i2wmma h6dzq 7,un2 .fmncident on a grating that is 75 mm wide and ruled with 50,000 lines. The second-order maximum is seen wh6.mu 2aqm7mdnz ,2f 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 experimpe7d, gtt7nfw. t 9bk8ent, 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 maximum 0.870 mm from the central maximum when it nf,gwb9td7 7k tept 8.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 loqt/r c- pyzn76:gs( the angular separap/l o-7qr:6yt(szcng tion 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 specq8slykeeq (4x iw-/q6tral hues by a grating. If the grating has 2000 lines per centimeter, at what angle will red light (640 nm) appear in the first ey4(-q/ xeq8s il6wqkorder?

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78#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A He-Ne laser (632.8 nm) is used to calibrate a grating. If 0nn eu:pluc o-8m ,uf,uzia- .the first-order maximum08im:au ,uun,-f zo lnpc-ue . 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 wave/g3p j tpdav3,length 500 nm is incident normally on a grating. If the third-od vg3jp,t/a3prder 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 waiv ,pse7c p09avelength 500 nm is incident normally on a grating. If the third-order maxi9pvaecpi ,70 smum 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 platdfs2zf(/ sawi 4)wj0te at one end by a strand of someone's hair (diameter 0.010 mm). How far apart are the adjacent interferen)i/w fwd40azt2 js(sfce 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 refract a-gu-l l4xxod3-i-woion of 1.33. What minimum thickness of this bubble will ensure maximum reflectance of normally i l-uglxa4w od--o3i -xncident 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 b)r1ke.ga ;0m. e put.x,drgg= 1.33). What is the minimum thickness of filmd)bg. 0pe;.,k1x ag muerg rt. 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 thickneb7 pqd,2t*eless of a nonreflecting film coating (n = 1.30) on a glass lens (n = 1.50) for wavelen dlb et*qpe72,gth 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 paiud r830) bzklaced in a beam of unpolarized light and the intensity of the transmitted light is 1. A second ideal polarizer is placed8z3db 0ka ru)i 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 directio4sl/0v -ducbl n 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 flatt4:fq ql b5l9*31+l iyn5 ;2rdjxgkx2kbmu vm piece of glass at an angle of k 5lxbq 1dgqfu9*53t;m:lmxk 2ln4yir2 bv+j$57.3^{\circ}$. If the reflected beam is completely polarized, what is the index of refraction of the glass?

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88#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Unpolarized light is passed through a polarizer-analy vi2o9 is5r5oxzer combination. The transmission axes of the polarizer and the s9 5vo52o riixanalyzer 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 whenz1e1 u jf aeek1z4/;ym its image reflected in calm water is completely poez1 e;aem/ ky1u1zjf 4larized?

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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 4a2uv9e uc.npanalyzer. In this process, the intensity of the light transmitted is reduced to 10% of the intensi u4cpa9e2 u.nvty 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 angle for light trz- euq;;x2rdi3gn0be5 t(xdraveling in vacuum and reflecting off a piece of glastdi53g 2-ux r 0;rn;ed (zxeqbs of index of refraction 1.48?

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