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习题练习：Physics Unit24: Wave Nature of Light
本习题练习来源于题库网 (https://tiku.one)，是在线习题练习的打印版，您也可以访问本平台网站(https://tiku.one/)直接在线完成(注册并登录账号后在首页左侧输入试卷号 84 即可在线作答)，，作答电子化后可随时回放，查看每题答案与详细解析，搜藏保存任意题目；教师使用本平台可以抽题组卷或一键复制他人试卷，布置为在线考试或在线作业，全自动判分成绩一键排序导出，省时省力。本试卷的直接作答链接 https://tiku.one/test84.html
 作者: admin  发布日期: 2022-08-28 11:19    总分: 91分  得分: _____________

答题人: 匿名未登录  开始时间: 22年08月28日 11:19  切换到: 整卷模式

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1#
 
问答题 ( 1.0 分) 切至整卷模式 搜藏此题  
State Huygen's principle.8yb;peo a+d :n
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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 st ptl9dtapyih6 u b0gv0e:4.0lk+fw q6atement?

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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 ib0da 6dwkq :6ms 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 lighiiil- h7u36ltm xxn3;t 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 different opticars sqht 6zp,uf9+p)0vl 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)ooiwq5s 2 gy oy0er9s(rvbnw:9f 7c9. , originally traveling in air, enters a piece of glass (index of refraction 1.50), its fre 0 qr 59wngyo2oi9v:bocs.w s9r 7f(yequency

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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 light41s t:ovx:kuk (wavelength = 590 nm), originally traveling in air, enters a piece of glvx4 :t:kko 1suass (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 thr:(hcivxkw eq9cn69* jough a narrow sc (i9:6v*njce9wk xqhlit?

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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 svqv0 7n,mz8+.ou ytrlarge objects such as buildings, whereas light is not noticeably diffracted.tv vm7o.+y,zr8nq0us Why is this?

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10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsible for alternating light and dark h;rxw1w3c le/bands when light passes through two or more narrow slits x w1;/c3lherw?

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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 coherent if theok: l,qg : 8p/v2du: lgeqam7hy

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12#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What do we mean when we say that two light rays striking a screen ap 81:lmfib/la re in phase with each l p:im8/fab 1lother?

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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 y7/aj nxn d zg0g5((gs50 ihtepaths arriving at point P. If the maximum constructivg5( zi0/ea nhxgtdy0n7 gj5s(e 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 trav1 6l:f acakc+ael different paths arriving at point P. If the maximum destru:f +ccakaal 16ctive interference 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 sideozj tl/fqn+c ub7 wv8pf4jhe7g* h :90 of the central bright spot in a double-slit experiment, light frehj:8ufg+oqc7t04zwf 9/lph nb* v7 jom each opening arrives

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16#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At the first minima on either side of the central bright spot in a double-slinnzv34k(uz 6a44u0skr 8cigyt experiment, light from each opening arriveivunu4y(8kaz6c grs4n z3k4 0s

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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 elmv,x+v p: 2t6 dx8afjither side of the central bright spot in a double-slit experimentxv fa: xldpt82 vj6m,+, 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 separ vbh9milro :-i8;z 2edation between the slits decreases, what happens to the dista vm-lb2 iezdr:8hio9;nce 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.qdix9zmdjy ahx/* 7. distance between adjacent maxima on a remote scr/*z.9m.da y 7jhidx qxeen is 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 lightz5 d8-ihlw 0;fpeqh:p 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 l*:oyonmvlv 8)35lbz experiment arrives at a point on the screen one-half wave385lvmloy:) oblv*znlength 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 o7m;zk.cw u o/g a4mx((iyr 3nwbtain interference fringes in a double-slit experiment if the separation of the slits is less than the wavelength of the ligh/.nk;w7wa x(gomr(mc3y i4u zt 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 adjacenkvqi71uh;u )eo sb 5/ut maxima in a double-slit interference pattern usin; b kev7)/uo5 uiuhsq1g 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 explaxs-pu/k5 rr4z* f2fnqins why a prism separates white light into different colos/fnkz24 f*- rpu xq5rrs 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 rainbowb ci8k m 3ir+bn-ix; 6u7fikr+ 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 thaoq4 cq5f: m3gqn 400 nm is called

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28#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light with wavelength slightly longer than 750 nm is call q;dhob2tbc8br7i,jcv l 837med

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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 from airsmhb ne5:.5wd9g 6yzs to gbn659shwsy5e :m.d zg lass?

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30#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which color of light undergoes the smallest refraction2g:tj+/6e k2 ldlh abi when passing from air to h/6i:klajd bg et22l +glass?

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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 th/e. neoho2 r 2w7yyy/bick glass plate with parallel sides, at ano/ 2nhe 7ry./wbe2yo y angle 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 fingers,1g nnej(v cpp;4jj ,x - 2otcohgp7/c, with a very small gap between thenvpx ojj(h- tc,7cjpn ggc4 /po,;12 em, 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 experime b itz s,,emdj,r)2 xww3/8bmvnt, if the width of the slit increases, what happens to the width of the central maximum on a scre,/mi2vetsz xb,b, wr j 8)dw3men?

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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 400bz h+gs9 m(:qx0 lines per cm and the other one has 6000 lines per cm. Make a statement comparing t bs q9+zhgmx(:he 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 separation, the only di a-j fg(u0:brl7(eymrfference being that one grating has 3 slits and the other 4(ru-lbgf0m:7yr(j ae 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 slick are caused by reflection and;t zxtml p,u8r0p 5ictou3v9:

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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 lig9m(q,fkap4x st:m0 pv ht waves can interfere constructively or destructively, depending on their phase difference. One consequence of tha 4kspm,m09tp: fqv( xis 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, strikej7 yrl31lf/gn s an air boundary, therel y3/17ljn grf 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 traveling isscx61+-qgn. 8zgmgxx9gp2 kn air, is reflected by a glass surface, there is6ngzx2s1gm+ x pqcgs8xg. k -9

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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 t8a sc8*x )jla)bh l .fbb 2prvl.1yu9egtvl5,he film becomes very much thinner than the wave b5x8clfel)9t.v.vh2*1,la8slpyb ) ru ajg blength 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 yk*w l8awb-l ;5wn r2lmagnesium 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 magnesium fluoride isw-r2l*;lwlya k b5nw8 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 p.:mw i5sp jl/illuminated from above 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 lens where the lens and the glass plate are p5l mp:i wjs/.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 respo7 exm zgau:9(cnsible for the fact that certain sunglasses can reduce glare from reflected surfac mx9e7(a :gcuzes?

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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 directio7htbhujw 55z(n 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 polariza4/rqg/zy wk 7gpth* 7ed light in a dichroic material like a Polaroid fg p /zkr7*4/wagy7t qhilm?

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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 perpt ;u28;kvn*cs tkpkj*endicular to each other, wh 2k p*8;t;kts* jkcunvat 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 omqxsph/ mqnpb2 aar:, s*jh ;2i //6rxf 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 sunligr 3n)*gie9yk bht 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 diffraction NOT djtw7wbs 1q m2b;tuei4+hp4 tj1;/mv exhibited?

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50#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  On a clear day, the sky appears to be more blue toward the zenith (overk)fz0*9y,o bl(mc3zx(d/ybw d x xv+fhead) than it does o,xb)mv x(y+f0dw3 (/lz*zkdx bcf y9toward 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 intogjssa3bu u0s jy()p* /h)v9dz glass, which has an index of refraction of 1.50. What is the wavelength of the light in the sjs)zda)39 y 0 /p*s(uuhjbvgglass?

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53#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light has wavelengthz s 5q-6pnf/ vp7i8lme 600 nm in a vacuum. It passes into glass, which has an index of refraction of 1.50. What is the frequency of the light inside tm65pzs/p 8fevl7n -iqhe 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 nma;7 r+gmedr b041 ajnr in a vacuum. It passes into glass, which has an index of refraction of 1.5; r7gdr eja4nm ab0r1+0. 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 isx mm+4*jr 4 gjwff.-ma 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 m4jshy+b4oka.h*o s 7nd 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 qy un(x/3knz 2to 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. Monochr su r*d+ppun pb0;f.f4omatic light falls on these slits, and produces a fifth order interference fpr fpb+*u;4pu0ds nf. ringe 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 dq,+ 7 7-meqrv tafd2 gnm4cte(ouble-slit and the third order bright frigr 24,q m +tad-etn vm(e77qfcnge 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 axw:ev-2 r3ehihfye*a 24v/s, if the separation between the two slits is 0.050 mm and the distance from the slits to a scr-4 2ex/2:s ewah*vr3fhv aey ieen 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 experimentxz9/ e+hafu/ t, the 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 /z/e+txuh a9 fwill 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. 0ou 2lf)vrs2aqlu 6k 9 Monochromatic light of wavelength 634 nm falls on the slits. If there is a screen 6.0 m away, how far apart are adjacent interference fr2uqv6sa ro f 92)klul0inges?

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63#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A monochromatic light irqfe2k 3/uihxuq p5p*d7(/qh s incident on a Young's double slit setup that has a slit separation of 30.0 mm. The result/ /ri5dhqe h p*qpu 2(7f3quxkant 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 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 two wavele3wk8gi j(tn ;pngths, 480 nm and 700 nm, strikes a plain 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. Det3;i(8kw g npjtermine 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 i4+3hgasry ra0)bq -y 480 nm) and red light (wavelength 670 nm) is incident q0 3ghry-) a 4ysib+aron a thick piece of glass at $80^{\circ}$. What is the angular separation between the refracted red and refracted blue beams while they are in the glass? (The respective indices of refraction for the blue light and the red light are 1.4636 and 1.4561.)

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66#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  350 nm of light falls on a single slit of width 0.2(jx d vrcr+jtn2ng/s i ayd*e, +y9(w50 mm. What is the angular widthyyjnai+c/(+td dn w*r(e x,r259vsg j 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 illuminated by light of 550 nm wavelenl 87*zwuy7 5sllc lzsyfb0b3 ,gth. What is the angular separation between the first two minima on either side of the yszb 0fu5b8 3*lwyll7c ,7lz scentral 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 0.1;z +ko h. ;re o,o.tj:lfmtfn75 mm wide. At what distance from the slit should a screen be placed if the second dark fringe in ;,1h;tff :z k ojnrl te..+omothe 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 skylf7( 2 .slf,s 6cue8ucj(b clit 0.20 mm wide and the diffraction pattern is produced on a screen thacc7bs.,suj k leu(c( f82ylf 6t is 1.5 m from the slit. What 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 incident on a slit of width 0.300 m:8(ty-cdi 8hkvedrr+m. An observing screen is placed 2.00 m from the slit. Find the position of rd tryhk-c:e+iv88(d 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 wiiif (+ ri:o53a7 hh gistqsl 3(k0zpg*dth 0.300 mm. An observing screen is placed 2.00s* iiqzh+3rgi 7a0oks3 (igt:5 pfhl( m from the slit. Find the width of the central maximum.

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72#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When light illuminates 2:a2whshx /ru a grating with 7000 lines per centimeter, its second order hhru:22 xwa/s 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 (x -kskqz:zpuxd, fi4 +9-tm y5000 lines per cm. The angle between the central maximum and the fourth order mkm(+4 kp -u zsq,xdix zt:9-yfaximum 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 ac3+;jg o3ha67l,zjm, .sams pik ( upmnd ruled with 50,000 lines. The second-order u .m+j p3(hazcl6 i,osps7a3mjk;,m gmaximum 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 7u2ofdg 1)nenqv/x 3rmaximum 0.350 mm from the central maximum on a distant screen. A second monochromatic source produces a th7)uv3/1r no gxf2n edqird-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 periybds .h- fz l6*lhsl9)gx .3(n6owat centimeter ruled 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 wo-haiflg3tn)6xw*b6. hy. szl d( ls9ith a beam of light of wavelength 550 nm?

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77#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  White light is spread out into spectral hues by a grating.oo g318t4 ;g nlwo p)fim7f:s)sn(da y If the grating has 2000 lines per centimeter, at38 f s4t a owf)g)gdi(7:yl;nnmsoo1p 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 to calibrate a grating. qrp8np,ir c3/ If the first-order maximum occurs a ppri/q3c,rn 8t $20.5^{\circ}$, 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 ;kl i)c+ln8 zlwavelength 500 nm is incident normally on a grating. If the third-order maximum of the diffraction pattl;+ 8ckln )zliern 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. rfo 92 1. bvcenujqunp8s d/-+ If the v8ubjp.sqn /1dnfru2o9 ce- +third-order maximum 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 isrt68mfhman(zbd b-: qj. .lnf)e21o u separated from another glass plate at one end by a sz e-.b mm r2nuqa6jfn(8lh ):.1fbtd otrand of someone's hair (diameter 0.010 mm). How far apart are the adjacent interference bands when viewed with light of wavelength 600 nm?

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82#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A soap bubble has an in0vl .an4e21x -mzdi stdex of refraction of 1.33. What minimum thickness of this bubble -tls 04edxz.12vnmai 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 2 x1iy6fr.uaxsoap film ( n = 1.33). What is the minimum thickness of film that will give an interference when the light is incident norfx u. xayr2i61mally 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 jx/e6gwmt (9ea,(a.oyl wnp wv)aa95 .30) on a glass lens (n = 1.50) for waveletwog w(ele).m w6apajavan,y (9 9 x5/ngth 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 unpolarizl mvc+ykb xekj7f;.2w/tzo 1ji 7zf89 ed light and the intensity of the2bzf xo+7 m zj8c.kf kw eiyjvl1/9t;7 transmitted 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 preferred directjcs yyn)3 li6/ion 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 )u;6sfn rb 8gtlight in air strikes a flat piece of glass at an angle of g )b6tn8s ufr;$57.3^{\circ}$. 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 thnf, ew ue(x22mdtfp95rough a polarizer-analyzer combination. The transmission axes of th95mtd,f2exfp nw 2ue( e polarizer and the analyzer are at $30.0^{\circ}$ to each other. What percentage of the unpolarized light gets through the combination?

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89#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  How far above the horizon is the Moon when its image reflected in calm waterft)/x;ankhv ( * .zuqz is completel*(v;) /funkazh .txz qy 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 t4xbir1i ,a9yi hen an analyzer. In this process, the intensity of the light transmitted is reduced to 10% of the intensity incident on the analyzer. What is the angle between the axes of thri9a 1ib ,4ixye 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 reflecting offcz2;bktz.)n c a piece of glass t). kc;n zb2zcof index of refraction 1.48?

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