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习题练习：Physics Unit24: Wave Nature of Light
本习题练习来源于51fly国际课程 (https://51fly.win)，是在线习题练习的打印版，您也可以访问本平台网站(https://51fly.win/)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://51fly.win/test84.html
 作者: physics  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 princic vfmfspt 2i80 y25/ceple.
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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 falkptpn5w z;d,-.gt h*:cp0gr;opb 0 -fqeb mu *se 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 attribu 3bzje ekd2w,e;wtc8qx7bs -5ted 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 i /d,.nofvw- (6 btjs; 79dqwp 6mie+x9whibxus 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 u 6: g(*xjk7wfs y4klqa medium of 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 9x nz.lwhcf8k i+f,m 7= 590 nm), originally traveling in air, enters a piece of glass (indi7w+m z.h f,c k9fnx8lex 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 = 59022u0gs2islc l nm), originally traveling in air, enters a piece of glass (index of refraction 1.50),l2ssgl20u 2i c its wavelength

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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsible for light spreading as it passes through a narxd* tc4tw (e7at8 tg-ab.bkp -row slip(a g8tb4 *a .dtct t-bwk-7xet?

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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 obj kbiep3:6viqjka3q,nxc ( :p*ects such as buildings, whereas light is not noticeably di pe3:kq3 ,*avbc(i:pniqjx 6 kffracted. 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 alternati xw:byr; *j-t )p)yzt oa)p-hnng light and dark bands when light passes throup-jtb):noypw;t z )ha-x)r* ygh 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 z;xd5mcl :o /huzmp3 3*e2kfbsaid 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 th3te r)5id1aih at two light rays striking a screen are in phase with each othea35it1d ihe )rr?

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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 diffe2;n l6satnghgv 9q8 3crent paths arriving at point P. If the maximum constructive interferencngv 3t2;hla n8 qsc96ge 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 ligsot 0d wh62wn1ht travel different paths arriving at point P. If the maximum destructive interference is to owsw 6th01 2odnccur 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 doubleuzh. z0;16doiqf e2 ty-slit experiment, light16q hy ezz.uf;d0 2oti from each opening arrives

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16#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At the first minima on either side of the central bright spot i3dr0lf1 4quwzkjuabf +l*k1- 1 ckel ea5;4 enn a double-slit experiment, lke* aln kld4bffaue c1j0k4l+qrw3-1 15ue; z ight 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 centra i ,4+zdii/qeul bright spot in a double-slit experiment, light fr/izi4dq+ei u,om

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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 be-c +ut45 fifi r.0mxgttween the slits decreases, what happens to the distance between the interference fringe5c04.ttf x ii-ur g+mfs?

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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 ;n*fpo+ ecnn69bpw. i4q rm t1distance between adjacent maxima on a remote screen is 1.0 cm. What happens to the dnor m 49*+1tnfpwcep6n .q;ibistance 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 hs.n8l4 i*kog-blk+ qlight 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 zv jpu:jy06w;,v*,j4 khrflvarrives at a point on the screen one-half wavelength behind the wave from the other slitw hvvy4;u 0:*rpfj ,kljvzj,6, 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 interfereqipm :58wl2 / pkxld 8nk3jv0cnce fringes in a double-slit experiment if t0km jid8/ p5cw knq283lvl x:phe separation of the slits is less than the wavelength 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 double-sli o3r.e-hqt w,gt interference pattern using monochr ot.3gh we,q-romatic 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 differe 5z/n) asi5rimnt color z55saii)r mn/s 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,+0ygg69irqvqfgc( xl fra 4; 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 400 nm is cal;wwzqe p: 27ztled

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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 tha.r;mesdfj /wg34 lpu 4n 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 refra aq6aw+y y5z0okd9aj yz*,5lsction when passing from air to glas59yl,a y 05d6w q+j o*akayzzss?

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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 undergoeso5mvmag l,e- , the smallest refraction when passing from air to vlg, ,mo5mea-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 a2 z;dgy:a.ohcf 7bvfwrz7 ,2q thick glass plate with parallel sides, at an an.2: b qh ,;zf7crw2daf 7gvyzogle 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 fingerr+(jul xujcd/ckkwbu e) h8p/y3i 4-;s, with a very small gap between u/kdpcw3e/rlx uhy u; 4cjk +i-)b8j (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 width of theebr/ z/5vut.e slit increases, what happens to the width buzte/e v5/.r 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; zhcgc d nv9-60.qpv2mone has 4000 lines per cm and the other one has 6000 lines per cm. Make a statement comparing vh m2 9vcpgzdn6.c0-q 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 diffraclwfp519ecrl , 8z drj+tion gratings with the same slit separation, the only difference being lwez p,cd1 +5rlj9r f8that 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 slick are cszoj *5x6xl kp 1).c )2kdfknqaused 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 ligwz1 z alx,)8uy u)ks2f ;p x:7zmfapw3rv4 tl9ht waves can interfere constructively or destructively, deazt3 p fwlu1f9yp z 72: wlzx; )krm)v8ax,su4pending 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, strikes an air bo;bw9;w ;.f vcfp.aw ulundary, there;v;f w cu;.fwp 9albw. 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 in air, is reflected by a glass su syl7c( cn6wc tg64wn9rkh)e9rface, new6ck7t49l9yn6()s c cgwrh 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 veru1t jxae ,6ch g1*5:qn5 mzmkry much thinner than the 5q1e:jrk5*mgmt 1 czxh6 n ua,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 the m37m7 cygkthn)qp6;yz ofk,2fk/q 8 giinimum thickness of magnesium fluoride coating that must be applied to a glass lens to make it non-reflec qiy2fk7c8,k n;7/6 fqpggyo km )hz3tting 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 xsf 6h9z r8vf8and illuminated from above with monochromatic red light. When viewed from above, concentric bfzxf6 v sh9r88ands 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 vj1aj wp977tk 2ce wig5m9o9lcan reduce glare froe51lo9cagp7w9j t7 2vijw9k mm 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 polarization is defined a0 )zywh0*veiu5 iwvj8f 5r+uqs

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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 polafh13iw geg gitl*1s qr 41gxw35*m +ycrized light in a dichroic material like a Polaroid f c*w+g*y1ixfg1g5qmri lweg13 s4 ht3ilm?

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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 + yv*b m(w9b2w;abwt v uq85bgperpendicular to each other, what is the percentage of the inc2b;(w btw* 9vv8bmguy wb5aq +ident 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 thi1npwm rc132 g /,lhtle 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 sunlight is greateseyx)( q0dwgjpiy y *+7t 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 exhibiz77s49u9o; 7 y2id49ljiuckovklbvmted?

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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 ( ynf g+1h2ey,oi at7qzenith (overhead) than it does toward the horizon. fiq o,yt (e12ang+y 7h 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 vacun8el4*7uld n-dhm r *sum. It passes into glass, which has an index of refraction of 1.m87nn*-ru4ddsl*e l h50. 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 va 6:-zl drjg-uxcuum. It passes into glass, which has an index of refraction of 1.50. Wha-x6ju -gr:ldzt is the frequency 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 in4 b wdoqb,h444v*r:(cfli z1dvj,d lmto glass, which has an index of refraction of 1.50. What is the speed of the,4vqd*4ob ,m4(lwzbdlv:f 1dj hr4 c i 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 ffnbse01itvdg9 u et x.* 693ccound 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 a/j3 jax*d2r5yt1k y lto 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 travet 7 mwb88i ntd/rs7g ez1.gbx8l 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. Mon5t hk7y hmh/.iochromatic light falls on these slits, and5hy kmi7hh/ t. produces a fifth order interference 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 :m7 z(az - pub)evw 5a(jacz5ifalls on a double-slit and the third order bright fringe is seen z zape5iw)a c :um(b a(-j5v7zat 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 1lr jyi/-u)izk uq 7i8slit experiment, if the separation between the two slits is 0.050 mm and the distance from the slits to a screen is 2.5 m, find the spacing between 8z/u-iyk )iuq1jir7 l 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 2.0 8gvf z ss5ii55mm, and two wavelengths, 750 nm and 900 nm, illuminate the slits. A screen is placed 2.0 m from the slits. At what distance from the central maximum on the screen will a bright fringe from one pattern first coincide with aisfis5zgv 585 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 n+l, jsgkip,ou*gci;*7 9okucc7 s 0iwm falls on the slits. If theru;slwc ii 9gg7+*kci os 07k*co,ujp ,e 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 has a7auew 868o 1/ms yupma slit separatu 718 8ueypa6wmoma s/ion of 30.0 mm. The resultant bright fringe separation is 2.15 cm on a screen 1.20 m from the double slit. What is the separation between the third-order bright fringe and the 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 com(r j/r /3zytvw (3uzhntaining two wavelengths, 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 / rm( jt/wy(3h vuzr3zis 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 ligg01b;o./rj( mu9zkz.mws aug ht (wavelength 480 nm) and red light (wavelength 670 nm) is incidentmo.r;sua/zj(w 9g bm1z.ug0k 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 single slit of width 0.20 mm. What is the a e9 n1bwm6kh ttq/fu,/ngular width of the central d1,n bqtft6/uwe/h k 9miffraction 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 ku;nx3 b 2f;i/qke tqp1g45 qsmm wide, is illuminated by light of 550 nm wavelength. What is the angular separation between the first twnpiuq; e4 3/bq2 tx5gsk;kf1q o 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 6dlk3mrbg- ;( x87 nm is incident on a single slit 0.75 mm wide. At what distance from the slit should a screen be placed if the second ;rg ld xm-(kb3dark 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 0.20 mm wide and theoq mi(xl c 43+-fc6 ek3kkidy+ye,3jl diffraction pattern is produced on a screen that is 1.5 m from the slit. What is the width of the centra(l3cl6exyk 4 +i fijeo33m+yqc- kdk,l 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 mm. An1;5rbw 3yyev0 wioyh fb868n k observing screen is placed 2.00 m from the slit. Find the position of theev68hyo3b0;yf y 8k 5n1 biwrw 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 ov)1.nq vhr er7f width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find thqrvv )nh17er.e 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 700af*-q 1q xic:o0 lines per centimeter, its second order maximum is i *faxq1:oq- cat $62.4^{\circ}$. 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 centra b :j;*gf1x4 nd;jouyel maximum and the fugjd fe jy oxn;1:;*b4ourth order maximum is $47.2^{\circ}$. What is the wavelength of the light?

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74#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Monochromatic light is incident on a grating thx 8x0+8aw-uv-2qlg v ay/wmpr at is 75 mm wide and ruled with 50,000 lines. The second-order maximu vv 8-waxym0pgxw+82r l/qu -am 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 wavelengthu krmk7q*d 5x: produces a first-order maximum 0.350 mm from the central maximumrx5*k7 :dk qum on a distant screen. A second monochromatic source produces a third-order maximum 0.870 mm from the central maximum when it passes through the same diffraction grating. What is the wavelength of the light from the second source?

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76#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A diffraction grating has 6000 lines per cd81m nck )7fr*dow ;buentimeter ruled on it. What is the angular separation between the second and the third orders on the same si7f dmn*co8 ubkw);dr1de 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 7hw;4- b81 pazh-umi 4ookad dinto spectral hues by a grating. If the grating has 2000 lines per ce k; o1o4u -dhzhbam8p w-a4d7intimeter, 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 qqikr8s0 +d :,qh9idenm) is used to calibrate a grating. If the first-order maximum occ90r q8kd diiq,+hqs e:urs 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 wavelength 500 nm is incident normallyy-q6nt pko *6z2m q,lsn :qgt+ on a grating. If the third-order maximum of the diffraction pattern is zqk-6l:qoq, mp s tg2yn6+*n tobserved 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 grating0+qcc4 ns+t-dfst l;k. If the third-order maximum of the diffractin ;+lc+0fq -kdss4tcton 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 seuui:x3ix 93 ybbg,6d:rxf t 0vparated from another glass plate at one end by a strand uy:i6uxtrd3g ifxx b,:b 0v39of 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 index of refraction of 1.33. Wh hpa.-a6(x7bi bpmgr2 at minimum thickness of this bubble will ensure maximum reflectance of normally incir2ia 7.ghx(p6ba mpb- dent 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 /z3d2b. lui a7b a*omc( n = 1.33). What is the minimum thickness o 7muldi */3bo c2abz.af film 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 thickness of a nonreflecting film coac+ kl:j+ner7 ltr1g) bting (n = 1.30) on a glass le1gl)kj++7c eb lr:rn tns (n = 1.50) for wavelength 500 nm?

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85#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  An ideal polarizer is placed in a beam of unpolarized light andx pdtg +7mt)hbn ;hm+* the intensity of the transmn;x bmhtt7+p+d*) g hmitted 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 preferred5f)k qc u:2jcl 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 piece of glass at ao 4v,i i9b1krc1ykq1d ty7 h,sn angle of y1,4qri,1stv9ck diy1bh7 ok $57.3^{\circ}$. 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.c.;() xr bko+xj9rgivbh5: nn The transmission jb;9rx inxvc 5+:hg)bo(n.kr axes of the polarizer and the analyzer are at $30.0^{\circ}$ to each other. What percentage of the unpolarized light gets through the combination?

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89#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  How far above the horizon is the Moon when its image reff;hi9 0joqu7 ilected in calm water is com7io ;fuh j9i0qpletely 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 p/l l63eeip+lzolarizer and then 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 betweeniepzlel 3l6+ / 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 reflecting ofvyc/yfu hym 7(+1pao 6bra+ .xf a piece of glass ofy.y6u p/ha rycx+fma (1vo7+b index of refraction 1.48?

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