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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 h-.f9( lxoal/a z2mjydo3eq.iple.
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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 stat0ixvvu a*a/*m ement?

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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 +jky3bltah)l :zy2rd-77shn 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 amm t/;8s*t2aj i w(jpdttributed 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 densitixpg 3 z/oz3q7l5o9zcy,

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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, *y8zbh 4o zf ,avih./xenters a piece of glass (index of refraction 1.50)v8fo/yazi. hx,4hb* z, 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), orig s:q*mi,i3ioy inally traveling in air, enters a piecei*:im,so y3iq of 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 as it passesh yc3;-*ihr t 9b.ycyj through a narrow slit.cih c;bh yyj*9-ty 3r?

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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, whiuw:v:p* i8 te0 ,vwtysw 9v*tereas light is not,*i9tp:wtw uv8i:s* tyv ew0 v noticeably 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 alternatd;-tnog o3w2aing light and dark bands when light passes through two or more nad o; watng-2o3rrow 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 cohere njji szv;6n1e d4rsgc c73-g/nt 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 whenmv.zpt tm35+f we say that two light rays striking a screen are in phase with each o tm tvf3mpz5+.ther?

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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 poin37 t4qfpg/qoyt P. If the maxim3tf4pqgy q/7 oum 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 travel different paths arriving at point P. Ijhdno 1nrtsb/ p3g4j3nz 114 uf the maximum destructive interferej1n rdu /34tp3ghn1 o1zbnjs4 nce 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 of the central bright spot in a do 7x-rnr / d9gl200l dpo7zhbcwuble-slit experiment, light from each opening arriphl9xlzn27d70 rgw rc/ db 0-oves

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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 sig0 0 fqu6gdei*de of the central bright spot in a double-slit experiment, 0iqufeg gd*60 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 osl;b2/t m; hd -fqs-9gse nb,side of the central bright spot in a double-slit experigs2s d-eqfl,/ntmb9 - soh;;bment, 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 sep37; pnqw gzn2r45zb pwaration between the slits decreases, what happens to the distance between the interferencr4np 2z3n gb5ww;z p7qe 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 obseh ys 5o:a;fn qnkl) xb4ux.e)o;hl06trved 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 ia ;nlt)y4x0 ehfoh5o :klbu;q)ns6x. s 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 /3h )ws+3 yk(0xtiry0aaulm9xfxjjo 26-de q 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 doubleh.8wis 6,:crpf0, uoxgw qduk 2d8ck+ slit experiment arrives at a point on the screen one-half wavelength behind the wave from the other slit, which irp+,cfoqdhcu0w:.k k8, 82 swg 6 ixdus 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 fringes in a double-slsroy-0: kd1wk if2z2w it experiment if the separation of the slits is less than the wa2r yz-ws :1k fido20kwvelength of the light used?

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23#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The separation between adjacent maxima in a doubz34j, xl/u5 pd p*cn3 ezcc/r j:hn0lcle-slit interference pattern usingcpl nlec/cjrcd u*3h:pz 3 /jx ,5n4z0 monochromatic 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 exp9lj/ *;fp wj+wz*n m:l-olgtteor07c lains why a prism separates white light into different colors l0noremz:t * ;lp- t9c7woljf*+g/jwis

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25#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The principle which ar6n zbgwrkd1g1 y9q)9llows 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 sho ke2ont 3mb4hyh96 3b*a.agy srter 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 scndrjm6qqbk* r; msn5gq4(z.g v op 93/qp7(llightly 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 whsvoqk(z65z f)4ydls8l)gp3w l 9-gofj; u/h den passing from air to glass)uyf683g/)5 wql lfdpgsov -49 zsh;kdozj(l?

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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 j*zjskg+f+w ytqfpmz,r2 s 0ib (9w3/ from air to gl 0j,+3jspyqz 9m2gs/twk(*r b +zfiw fass?

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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 incidenty-:qy-a ngnrq;7s j h6 on a thick glass plate with parallel sides, at an angle betwea r h :g7q6;n-nyqsy-jen $0^{\circ}$ 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 fo10*(m g* iuv o j-smyyw2bob5ingers, (52*wbgjyoomo0-bv *y sumi1 with a very small gap between them, and looks at the light source, she will see

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33#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a single slit diffraction experiment, if the widt9vrjoeapn ,mr.f:-/qh of the slit increases, what happens to r:-/m, q . peoafjnv9rthe 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 4000 ly8 p55aj ,5thswu;g fuines per cm and the other one hasuy sg5wfuj; ,p5tha58 6000 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 tw(cpcl77 :cwpc5k zzj5 17raqhe 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 statemea(51 zr7w7pw7q:5pk cjccl zcnt concerning the separation between the orders.

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36#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The colors on an oil slick are caused by reflection lm l3qfggr,6 )tz8ycilyd-h4b )k2t7and

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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 constructiv)xkjqjq3xwz0 -7 5fvz ely or destructively, depending on their phase difference. One consequence of this phenomenonj5qvz 3 fq7xw) jzk-0x 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, strikes an air bouj6h2t-v(3m9 pj uxdd rndary, there xpht3d6rjj(u md -9v2is

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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 reflec nqxm*e3s, / kmddcc(8ted by a glass surface md*cn,3 kx8eq/ dmcs(, 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 fi;xugu 6 v(9dms2b4 ke7py,f aglm becomes very much thinner than axmbvu7k 2(g eg; 94u,pf6ds ythe 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 magnesium3v7 g,l ac7;ttn*owmr fluoride, what is the minimum thickness of magnesium fluoride coating that must be applied to a glass lens to make it non-reflecting for that wavelength? (The index of refraction of v3*r7,7o lmwntcatg; 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 froz :awrs)k5vg z)rmxe64eo-0 t m above with monochromatic red light. When viewed fr ogkxe e)5)a4swmz rv6:- z0trom 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 certain sunglasses can red ex8ouh7+c+8lu2i,nv a /frfvuce glare fro fux /ifce v+78,r olahu8+n2vm 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 polarizadlr7+:0jj -v pl/a+jh87 dcklg;i qgxtion 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 mst7eob : pc+1s dg80biaterial like a Polarog0psdibcte:+s1 ob 78 id 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 jdwj8;5mgo)ok +;j(uy:o dr rperpendicular to each other, what is the percentage of t +m: dj;ukj5gjdy or (;8woo)rhe 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 u)sgb oq39y5j ,q y6a-pq br9ha 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 sy o,1+ /0:jid rlahv -hu)rliiunlight 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 follone xa7/5p. hzv:8bz nqm7zw9mwing 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 skydokg -:xubxc1 4w/23vun( q xx appears to be more blue toward the zenith (overhead) than it does toward the horizon. This occurs xb1k4(x ug-cow:x x/q 23vund 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 7* (jt w 6su;x4rl-ir3v yewrmnm in a vacuum. It passes into glass, which has an index of refraction of 1.50. What is the wavelength of the light in ts7(ir 4 evyrmlw*w6xr ut3-; jhe 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 in6h) sqc 8e7hqtto glass, which has an index of refraction of 1.50. What is the frequencytc q 7eshq)86h 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 glacerpv2 d j1-jzx,yw*r:23 zdo ss, which has an index of refraction of 1.50. What is the speed of the light in the gldj jvxp y2rzz3do1we- ,*rc:2ass?

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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 nmt tsgoo2+ vftzf8(3b( 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 5u-l)t;d+ ts pi50 nm in air is found to travel at $1.96 \times 10^8 \; m/s$ in a certain liquid. Determine the frequency of the light in the liquid.

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57#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 550 nm in air is,kp-)7y b/vq )vr g2jh+mwpnybqr: 3u found to travel at $1.96 \times 10^8 \; m/s$ in a certain liquid. Determine the wavelength of the light in the liquid.

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58#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two thin slits are 6.00 mm apart. Monochromatic light falls on these slits i498vs;jp sibs6+;(xerugxh 8*jdbr , and produces a fifth order interference fr spsg; ;*+ 89uhivrs reixx8 j6(4djbbinge at an angle of $32.3^{\circ}$. What is the wavelength of the light?

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59#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 575 nm falls on a double-slit and the third order bright +p+8qrup5y7zvgky2b x b2 ku1 fringe is seen at an angyrgv qk1u 5x+8+ky7 upbp z2b2le 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 separ 89nj 0.z.bxcmr vyxo2p -dc6pation between the two slits is 0.050 mm and tx0xy9 v-.6orc8 bjzdmn2p. cp he distance from the slits to a screen is 2.5 m, find the spacing between the first-order and
second-order bright fringes for light with wavelength of 600 nm.

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61#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a double-slit experiment, the slit separation is 2.ky1+ ag-kc 4xd0 mm, and two wavelengths, 750 nm and 900 nm, illu+k 1gx y-4kadcminate the slits. A screen is placed 2.0 m from the slits. At what distance from the central maximum on the screen will a bright fringe from one pattern first coincide with a bright fringe from 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. Monochromati)uwkdjk:bwez *d v6i+z6h o2*c light of wavelength 634 nm falls on the slits. If there is a screen 6.0 m away, hobd*w2*i+uz) hjkeo w z:v6dk6 w 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 has bo-gx(qnz)l-/n qc:da 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 separatqdlgx z-oq(n/bc):- n ion 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 containin7kn -koyy ,) yr 2:6cptncug1mg two wavelengths, 480 nm and 700 nm, strikes a plain piece of glass at an angle of i2kc nm 7-n u:,p1ytc koy)gyr6ncidence 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 consiscgn1z54 t/vx z6dwro1 ting of blue light (wavelength 480 nm) and red light (wavelength 670 nm) is incident on a thic wdtv614xo1 / 5znzrgck 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 0.20 mm. What is the angaces/sgs ) mxs3r - 1yk+k34qmular width of the central difx/3 -)1gmq m3 +aykkrc4sses sfraction 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,e6+zm7u hq*da is illuminated by light of 550 nm wavelength. What is the angular separation between the first two minimqu+ 7z6ehad* ma 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 0.75 mm wide. jem5c 6r+ h4d-mitg2 ,y- i wfvb4e7tzbqp0n 1At what distance 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 screr jwifbptq-4ym 6vb,0ei d+ 47 2 h15-zgcmtneen?

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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 the di ei,850xtywlv6p i2biffraction pattern is produced on a screen that is 1.5 m from the slit. What is ttbi xi0y,6wp85eli 2vhe width of the central maximum?

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70#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 580 nm is incident on a sa)z3v oyb*r 1;ht fda/lit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the position of the first order dark fringe from the center of the screef3rhy*1azo) tab; dv/n.

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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 ic4m8bg dlhlws1*u+ +:jzv f8 zs incident on a slit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the+j:hz8z8v1ldfgcus+ b4w *m l 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 7000dw;2 tk +z9r sao sn2ek:.xkjp msisn1) *-;jh lines per centimeter, its second order;zjk+ n;s xw9 1tka*2ks) rsdns:o2em-p h.ij maximum 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 dl 0no/g5o2dnyb rv46angle between the central maximum and the fourth order ma l4n n/ voro5y260dbdgximum 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 mm wide and ay*op* pl/v 3;jhmkj0ruled with 50,000 lines. The second-order akly 3 j ho/0j;vmpp**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 wavelvaeg lcl0(l k4;m -au k2,4wttength 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 passes through the same diffraction grating. What is the wavelength of the light from the second sou(k0l-ta 4a wk v2,4;mguel ctlrce?

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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 rul;dg ,k17s; qnl pq9miaed on it. What is the angular separation between the second and the third orders on the same side of the central order when the grating is illuminated with aq;a;9,l 7 mngpd1qsi k 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 gratn:6, dumtk 2odu-ld;ou .oes: ing. If the grating has 2006 ; uds:-klod., duo u:ten2om0 lines 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 q/6qyh8sz ul kfma)a v05wg-0to calibrate a grating. If the first-order maximum occurs atqh a 0v05lkw)- yag qsmfz68/u $20.5^{\circ}$, what is the grating constant (the distance between the slits)?

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79#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Monochromatic light of wavelength 500 nm is inciny*os ih z9 )fxwz4b+1dent normally on a grating. If the third-order maximum of the diffractionzw *y ob1+szh4ixfn9 ) 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 5khsncj +*hc ;400 nm is incident normally on a grating. If the third-order maximum of the diffraction n*k4jc chh;s +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 glas*b q*9ql :n cpu3k8;hjwm jz1ms plate at one end by a strand of someone's hair (diameter 0.010 mm). How far apart are the adjacent interference bands when viewed with ligh j h:8jpq9 m*q3 m*u1wcbkz;lnt 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 ojq pano.; uo di;i(:)if refraction of 1.33. What minimum thickness of this bubble will ensu;)ij:;. (ooi qndiuapre 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 soap film ( n = 1.33). What fp7or,pz ) )clis the minimum thickness of film that will giv,7z fp)rc)p ole 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 nonreflecting film coating (n = 1.30) on a slchcy .-oxu .f09cm(iulaz s1 3+je6glass lens (n = 1.50) ffj16u0. eiccs lyz-3x(a+ mucs l9 ho.or 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 play-e)*re u dm1fced in a beam of unpolarized light and the intensity of the transmitted light is 1. A second ideal polarizer isf*d) e1rumy -e 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 direction rotatel: .bt odut,:yd $30^{\circ}$ 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 pr2 ;(9lann m : )vv4rehfsys1miece of glass at an angle of n9;a:fn v()2vls y14rmme hsr$57.3^{\circ}$. 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 pos*xg 4*qa(rtmlarizer-analyzer combination. The transmission axes of t*g(* a4mqstxrhe 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 hor)kk 3n(/ byzs4cd+r4 kg7qbtlizon is the Moon when its image reflected in calm water is comc(kt4lbd)kgs kzn3ry+q /7 b4pletely polarized?

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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 anmxmzb ; b7lb luv.;2h8alyzer. In this process, the intensity of the light transmitted is reduced to 10% of the intensity incident onm.u 2m8; l hbvzb;x7bl 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 travet lnzc; /ehapj:vu xjcks mn.64) 2 /j*i4nhk)ling in vacuum and reflecting off a piece of glass of index of refrazs:)tl.xjj/h 2vph/e4u;c m6j)n kcakn i*4 nction 1.48?

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