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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 principle9urklz. nq2)pf: lgi- 9dup5p.
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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 :0c ye)sj0a5mea)7l+ i grpkifalse 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 h bbplp9:x(f: 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 attribuhvt m8omcl8c v:2q )avxvo7*/ted 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 y1;rg xe qb-sdg7w( .rwn 7zt4of different optical density,

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6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light (wavelength = 590 nm), originally traveling in air,y f0cf )b+j(tgwmo n+(m+j ut0 oh3dg4 enters a piece of glass 0ongf g+b(f c o(d4mwm+j t tu+0yh3)j(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)2zb/hv)jw q. r, originally traveling in air, enters a piece oq2r.vb/h) w zjf glass (index of refraction 1.50), its wavelength

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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsible for light spreading am- g309;:*vcupm wn qt6 vagvl*ibb/ns it passes through a narrow 0v9lvm- *ncqaig6: n p;g3t mwbuvb/*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, wherec5 xnd : tqupu-r3d8/das light is not noticeabldut:c85ru px/ q 3-dndy diffracted. 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 azsb t :w3w6zt9nd dark bands when light passes through two z3tws:6wbz9t 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 to be ge:vk g35hxer/nl:+fcoherent 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 scre 8fx/0cklgu wx/.ba* ben are in phase with each other8w/au.fb*kxlcgxb/0 ?

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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. + /v *2kyexjdodd0. nuIf the maxievyx.u+do 0/dkjd 2 n*mum constructive interference is to occur at point P, the two beams must

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14#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two beams of coherent light to5ujoa4y 4 /w (95awspm7yu( taewok.ravel different paths arriving at point P. If the maximum destructive interference is to occur at poinoka9sjw5 p 7ao w(5u44a/yy wemt (o.ut 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 brios stwkd,tth4, 0+rh+ght spot in a double-slit experiment, light from each opening arrw,4 +htdh0o+ trkt ,ssives

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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 in a double-sj8t n-p6ruu3o,i:l ullit experiment, lig- 6rp utn,uj8 ioul:l3ht 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 side of the central brightk8agf wx.nj i**+v2jz spot in a double-slit experiment, lightvwjg fa8 .**zi j+2nkx 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 slits decrepk;j-2lv z qm6ases, what happens to the distance between the interference-;6 lv 2zmkqpj 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 iso qd2dqn)(n,e observed that the distance between adjacent maxima on a remote screen is 1.0 cm. What happens to the distance between adjacent maxima when the slit separation is cut ion qe2d qnd,)(n 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 ligsm:e(gq,w80 l: d w9)jgqk mmrht 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 slit7gl*pzu2 bojj v-ycd0,t:2y u of a Young's double slit experiment arrives at a point on the screen one-half wavelength behind the wave from the other slit, which is vyb, z*7tu:0cd-lpjg2o2 yuj 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 imposs6i qxgik .g *rzb 57l4g(b-zmfible to obtain interference fringes in a double-slit experiment if the separation of the slits is less than the waveleg6(bi q b 4kz*7g xlrfg.-i5zmngth 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 betweeup 2ap fk:i7x*n adjacent maxima in a double-slit interference pattern using monochromatic 2:fixpu 7 *apklight 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 exp arl277.vte8n vlns ksnv+;/3m,a z kplains why a prism separates white light into different co lsn7n/,+ vvmk2l nape;k 7ra 8zsv.t3lors 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 all+y b +g 0 q7avb24zskvhwdi(*qows 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 4: rs. xa)sbii700 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 sligny2n /,dpnn d;-9jqvrhtly 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 refrac ohwm7imegd270; 3x3w g;lokxtion when passing from air to glass?;mh 3ke; x2odx7wwo0mig gl37

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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 wh+sny ;tezb4+ b( m9jcyen passing from air to glassc9 + t4(sbmenb+zjyy ;?

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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 a6ve nzu;.4r v oux2ce-v8xff. thick glass plate with parallel sides, at an angle betweex2x;e 8uoe.vf-cv6 rf4.zu nv n $0^{\circ}$ 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 nto 08*2 r)aob vhk6ksz91ebyj ow holds up two fingers, with a very small gap between them, and looks at the ligo 8t)z0br6yh 9vbk *jso k1ea2ht 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 dif8orqpmpsn 4l 9 3y59yxfraction experiment, if the width of the slit increases, what happens to the wid5qo 9ms34 l py89pryxnth 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 4000 lines per cm an)w (n5v5 +jis5rnumdh d the other one has s)rn vunj(h5i w+ 55dm6000 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 gratings with the same slit separatx(s: ;ifchjs6)zqo0 0u2pqb vion, the only difference being that one grating has 3 slits and the other 4 slits. If both gratings z( 0vfs 2 ;u)x0iqj:6cs qbhopare illuminated with a beam of the same monochromatic light, make a statement concerning the separation between the orders.

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36#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The colors on an oil slick are ca3whl+ q( bcec s((ks;jused 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 construc yjtdfv6jht)uc1 5j27 n,sxo5tively or destructive 5hnu1jtj d7vsj2 xft)o5cy6,ly, depending 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 nr0) nb(08 2wpotxv ffin glass, strikes an air boundary, thernfvfw80tx)2n0 ( porbe 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, ni;)mkbk 93)ckg vvd .fy x0d0which is traveling in air, is reflected by a glass surfacex m.3)y;d id9ng )kkfv cb00kv, 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 in white light. As the film becomes veb xb1tnei5yd q0 gc7,;ry much thinner than the wavelength of blue light, th bt;1 5nb7qx0cyeid,ge 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 fluorideimgo fd(o wc99m pn n57y-s3e;, what is the minimum thickness of magnesin3y o7(m;9cs d9-fgwpmoei5 n um fluoride 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 placed on a flat glass plate and illuminated from abi19 dp4k/wz.2 j twksil 8pa8+nbr-rrove with monochromatic red light. When viewed from above, concentric bands of red and dark are observed. What does one observe at the exact center of the n i9r2k-drw pjk+pa18z/8l.wbt i4sr 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 responsiby 2rhxd-3;ksd5u 3+kesjyg/sle for the fact that certain sunglasses can reduce glah3/- dudy53xryks ;s+s2kj gere from reflected 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 direction of polar6kcq, uh7m.n.6in ohwc; gf+nf9/cj.k )e cjbization 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 a dichroic material like ,wi jqqj67(yhq:fy9r a Polaroid:7q9 q(,jiq6ryj h wyf film?

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46#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When the transmission axes of two Polaroid films are perpendicular to each o-b ()iew:g jyc jb586rsqe)fz33gl nvther, what is n53qs8cbe-l)bw:iz yv6(egj) g3 j rfthe 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 *l3djm;q7+grcu1ry0oth9 ve the surface 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 sun()q l( 4mb wt-5q-/gnz cekpvzlight 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 followingj /hj1ol, ;gpozshh8/;d :wxupx/yo9 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 towa8.+ qt 1h.of)ry4khcwqfvki v o91 7bard the zenith (overhead) than it does toward the horio4avihc.7w8.hofkq 1k) yr9 1vt+ qbfzon. 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 passefd .9p3fggrtj / 7:npxs into glass, which has an index of refraction oftfp.j:p 9 3n7gxd frg/ 1.50. What is the wavelength of the light in the glass?

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53#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light has wavelength 600 nm in a vacuum. It passes into glass, whic7 .e abi4rfi2wh has an index of refraction of 1.50. What is the frequency of the light ibaw 4ir2.7f ienside 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, whicl:wuvhm 6 rjr:c-omvw tm5 a ,e(6xiw0mu*,m9h has an index of refracwe-m ,(0 m,rmovt iu: lmv6 xjcaurw5*6:m9 hwtion 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 fvf i 84ncwvfsr ng;b7cv./p-nb37v 1r*2mo ibound 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 found to travel atfiq14mvss q6(i5 3wry $1.96 \times 10^8 \; m/s$ 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 tra x(o*7o,s.xu3co d xegvel 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 lzr sbtntr hm74-w864.h-oel x ight falls on these slits, and produces a fifth order interference fringe at an anglr.s-tr-z xl4 m4hob8t n7h ew6e 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 orde ajt aeh+1wl:n z(s0w,r bright frinzh1et0s:an,+ (j wlwage is 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 betw2ys83 edny c-c 2wvhv4een the two slits is 0.050 mm and the distance from the slits to a screen is 2.5 m, find the spacing between the first-order a 8vevnsy- 22cwcy hd34nd
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, th4/1vlkoy gjwyi4 e /g9e slit separation 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 ok 1/ivyg 4/olw 4ey9gjne 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. Monochromatic light of wavelength 634 nm fe8 fgt5l 8x fb(ppw31talls on the e8tp3( txb 8 lff1g5pwslits. 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 Young's double slit setup that h6,bij la +dh0k/zjf3c as 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 separationd,a k+ jcb0li6jh/3fz 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 contamcg3 it2v.ds l4-fc78omt9k2 e/b jriining two wavelengths, 480 nm and 700 nm, strikes a plain vfo s7 -t lic/bke2t482cr.dgmj3m9i 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 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 red light (wavj/c7fo wuh/hb m8(s x)elength 670 nm) is incident ofo/m/ ( hxbcs)j7uh8wn 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 ao aq k2).hmj3slit of width 0.20 mm. What is the angular width of the centram.a k2 3qhjao)l 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 illuminated by1 u*5tej3yn;. y gjxuw light of 550 nm wavelength. w;yn53jtxygue1u*j . What 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 slit p z.+mbjl1n-w kb nu9aw;,h. 04vbpmw0.75 mm wide. At what distan +jw,w4u hbmnwap1mb.p. -9;v l0knzbce from the slit should a screen be placed if the second dark fringe in the diffraction pattern is to be 1.7 mm from the center of the screen?

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69#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 610 nm is incident on a slij3l5.vzm d hy33bc2yy u27oez t 0.20 mm wide and the diffraction pattern is produced on a screen that is 1.5 m from the slit. What ovhl m b7yyd32cz .e2zu53j3y 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 incidenpl 1q+8u pptkr,h:.xyt on a slit of width 0.300 mm. An observing screen is placed 2.00 m fyl,x.h+1p8rpqkut :p rom 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 of0xr(l* g4qla5x 4csr:c 3a fkf width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the width of the cen4a4 5ffgxc cq: l sla0(3krx*rtral 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 gvcf31 3u(xay7xp*yz y rating with 7000 lines per centimeter, its second order maximufx *y yx1(3zcp7 yvau3m 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. The angle between the central: i*i03) f 8qqn 4eg;vqlqtuqw maximum and the fourth order max n)* eqwq utqgiv34qlq :08;fiimum 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 -:1 wk7c 0px x(fe rtyf-q+ugbwysg;*a grating that is 75 mm wide and ruled with 50,000 lines. The second-order mawbk1yw( rfc:p-+* ufx -gxytgq0s; 7eximum 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-order mo wyw tz09 rwc4i; 9/lej2c 4tscyq,f1aximum 0.350 mm from the central maximum on a distant screen. A second monochromatic source produces a third-order maol9/cw;tc1s2 y iyc4,4zwrj9q0e w tf ximum 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. + 2,ucyaq*7 hcq wg 3p7x5toitWhat is the angular separation between the second and the third orders on the same side of the central 2to whqp,a735gy q*7tc+cix uorder 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 gratin* y*u1:pncc3lm o-r wgg. If the grating has 2000 linesrcuc *nglop-:wym1 *3 per centimeter, 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 used wp43b51zy,0* h kzgsxya :pknto calibrate a grating. If the first-order maximum occurs a35g1ph pz* yx,az: kw4ybksn0t $20.5^{\circ}$, 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 nmctttk) b a m2 .fm:ih cru20z74aja+1l is incident normally on a grating. If t 2:i)k7 jcm0b+1rm l.2hauzfa4tt ac the third-order maximum of the diffraction pattern is observed at $32.0^{\circ}$, what is the grating constant (distance between the slits)?

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80#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Monochromatic light of wavelength 500 nm is incident normally on a grating. Ij2g adx*n( t+mq2zeu (f the third-order mada(gj(22n qtzex*+muximum 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 endc-ph(nj97nu *dg3kyxs): ac p by a strand of someone's hair (diameter 0.010 mm). How far apart are the adjacent interference bands when viewed with light of w c)d:3jngpy( hun9acs- *7px kavelength 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 refrai) )i/u(jk:az m 7/dsh:oac aqction of 1.33. What minimum thickness of this bubbl/:(soau/a)kqd i )a7zcj :hime will ensure maximum reflectance 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 srr,qu91)zdvb bu3y2mrgg bukg 9k.5*oap film ( n = 1.33). What is the minimum thickness of film that will give an interference when theguqr z1v*,yr2)3 ggb uk r5ud99. bmkb 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 nonreflecting film coating (nalsz fkmj 9k*37kj c jn*8e5b; = 1.30) on a glass lens (n = 1.50) for mk;9zjke*f j*akb7sl n 85c 3jwavelength 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 light and the pt9p 1fq:gdo)intensity of the transmitf gp1)od:p qt9ted light is 1. A second ideal 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 preferfevveffr c7b87) lp -(red direction 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 piecckvjln-+ n)1 e,pty6ce of glass at an angle of cj+lv6-, ce tnn 1)pyk$57.3^{\circ}$. 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-analyzer combination. Thh6ylw:nt8qz;v; - iphe transmission axes of the polarizer and the analyze h:wp;6hy-tnz il;8q vr 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 i3ia, cdcs5h3vmage reflected in calm water is completely polarize5c3, dc hsiva3d?

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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. 1r(wt :kt ),jdhtw dw5 In this process, the intensity of the light transmitted is reduced to 10% o1wkj5rdtw:h(t),t wdf the intensity incident on the analyzer. What is the angle between the axes of the polarizer and the analyzer?

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91#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the Brewster's angle for light traveling in vacuum and s;rjgscg.71w,x8j lu reflecting off a swsgjcjlgur7x,81 ; .piece of glass of index of refraction 1.48?

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