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习题练习：Physics Unit24: Wave Nature of Light
本习题练习试卷来源于51fly国际课程 (https://51fly.win)， 为试卷打印版，您也可以在网站平台(https://autodiscover.51fly.win/)直接 访问本试卷的在线电子版并查看正确答案与解析，搜藏保存任意题目到收藏集。 访问方法: 平台首页左上角"通过试卷号快速访问"输入试卷号 84，并点击直达试卷；或浏览器地址栏内直接输入本试卷链接 https://autodiscover.51fly.win/test84.html  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。
 作者: physics  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 principlgyze)wp z 2/.lmu3z, xe.
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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 statement9v:be(nwr kenl )npm**mq 5wb1 h80 dx?

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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 attributoib ycn4p00 q9:ker:pbte8s 9ed 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 l+vw,4 n4 cnujajy.8y right 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 diffe87 x b:px-qwcbrent 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 ar 3zl,zls//f nir, enters a piece of glass (index of refraction 1.50), its frequen/f/ zr lls,3zncy

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7#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light (wavelength = 590 nm), originally traveling in air, 5u*v8n y.ykl ;z+3x.azhqz nnenters a piece of glass (index of refrac.n8 y zlahzkz3n5yxv .qn;+*u tion 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 ) tbzuwuw td1r-wxq(-1 p7+ay through a narrow slitb-u yu17 -zaqrdtp1wt )+ w(xw?

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9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Radio waves are diff:(a4vs lq5r;*n4v ; ticsb/hnie9 ewkracted by large objects such as buildings, whereas light is not noticeably diffracted. W/k4:c s5eintw*l i ea(bh v;vrnq49s;hy is this?

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10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsible for alternating light and dark band)p1ttkpxhi nzx t*9)9s when light passes th)9*tp 19h pxxz)tnitkrough 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 saixofs3iz q5x m95ef/ :qd to be coherent if they

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12#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What do we mean when we say that two light rays o vk(.:bjxx1pstriking a screen are in phase with each ov pjbxo.:(k 1xther?

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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 8 shh6+j-xb(:aqalkn travel different paths arriving at point P. If the ma-bhn salja8kh (6x+:q ximum 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 0:cepk alrkwx*j/nc m5 d+n.4point P. If the maximum destructive inter*5nnmc/j xe.0k4dlpc+kaw :r ference 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 6 xm6vx dh2oz6central bright spot in a double-slit experiment, light from eam6d 6oxz62v xhch 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 ofjl 1tf7j-/zd k the central bright spot in a double-slit experiment, j-t 1z /ljdfk7light 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 ofh:szoon)e1p4*8 xvr8 kd ae*n the central bright spot in a double-slit experid*oakv)hx8 :r8n znp e* 1s4eoment, 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 separation between the slits decreasa sj6/adf(6rrxd 2o :b3pg-vq es, what happens to the distance betj6a-f6pa(b2rog/dd rx3:q s vween the interference fringes?

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19#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a double-slit experiment, it is observed that the distance between34aizfru *hl, adjacent maxima on a remote screen is 1.0 cm. What happens to the 4ua ilr3,h fz*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 q(6wa :h7 as q 0+h,k-hjvsuetlight 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 ,sq5vp1pac) 1j l-m;q5hs*k,f aa y xqof 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 o- fqa xp 1,hcpky saq51v5)qal;m,*jsbserved 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 impossibeo4 bg1g /ehxs07/1q disnw:dle to obtain interference fringes in a double-slit experiment is 0o/4 i xwn1/7dhdeqb: gesg1f the 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-slit interference pay,ghww(;uny)y;) cmv d c;r 4sttern using monochromycs;vy;h c u(4ywd),w m);rgnatic 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 lightjo j;w)nlvfc*l5e; e04vcg y + into different color; *fl4ejwl5o+g;ccj)ev0nv ys 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 allet (at.or5l+u *zw4ri ows 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 slbz.h2b)vjz* a ub6.mnightly shorter 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 slin: iw(7ls(v hwg,df /dghtly 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 undergowd f qrzble 6).e.hl(1es the greatest refraction when passing from air to gqb1 lrzfl(.e)ed h.w6 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 undw d(h(zosc7vdzx8 ,8rl e /q9mergoes the smallest refraction when passing from air to glasso z xh( r9dc,8(7mdwe/qs8lv z?

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31#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of white light is incident on a thick glass plate with parallel jhvkty (. /328hr nmkusides, at an anglv khtu.h3/k2 yjrm (n8e 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 jum6 jj/rpku **5i. ueshe now holds up two fingers, with a very small gap between them, and looks at the light source, she will see*.ir u5p 6jjjuu ke/*m

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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 the slit iepxg0 hni2bbzql9s 0c3 8. +lwncreases, what happens to the width of the central maximum l0e+lx.ig 0h83 s9qn pzwbc b2on 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 gratins la*2j1nt)-- i1 )ixkpke jxags; one has 4000 lines per cm and the other one has 6000 lines per c) -xxk a-skte2 p1 aiinl)j*1jm. 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 separa q2-xz 9.uytey27xst dtion, 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 statemenu2x d.xt ye2ztys79q -t 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 re. nxc6cq)tqy la(n/*g flection 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 l x 6oz.hueij,kb:p(:dight waves can interfere constructively or destructively, depending on their phase difference. One consequence of this pheno,ip .ojukd6: bhze x:(menon 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, strikq tpi7i+hu. cfa0v w32es an air boundary, there ifv . +7qi tah02uwpci3s

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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 xr, 0vv9qu -(g (w2ceaqp,nsqtraveling in air, is reflected by a glass surface, there isr ,,se-2 0xqv(cqpu9vwaqn (g

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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 very much + e7(cb2(9pybde5l man ets c5thinner than the wavelength ofnbmec5 d2(b5t7 ap( lese9yc+ 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 fluori-phz+a5 q/faide, what is the minimum thickness of magnesium fluoride coatz+q -f api/h5aing 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 aa;vdxb i4 q;n:bove 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 lvaxdbin4:;q ; ens 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 certrqv- 0i t6sgd-ain sunglasses can reduce gla6g -rsdv0-itq re 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 polarization is defined bo+bq(yb0x8alv vp q/t+ s2,jas

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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 materie e 5wa(rb:-uhal like a Polaroid fiebu: (he5war- lm?

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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 tw vpt w7+ eggyp,-.n3rdo Polaroid films are perpendicular to each other, whatw .7r+-,gg y3vetnp dp 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 surfaceqb,+gv h4l+2yiy fk 1b 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 sunlig;lv ypdy;dx v ymtze0g)+rj-fc3d75: ht 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 isfv ee m:wjx352jcn 3ldkr3:e3 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 toward the zenith 5rdx1cqy7eoov z() o4gumt9: (overhead) than it does toward the horizodvmex1 to 4oo)r :zu9c7g5qy(n. 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 passs/g xr:i zo6o4es into glass, which has an index of refraction of 1.50. What is the wavelength of the light in thes gr i64ozx:o/ 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 passesqr0o wt;m9nlwq 7 8+nx into glass, which has an index of refx;rq 7nw+n0l9 w t8qmoraction of 1.50. What 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 *+ vfqn(z zgkfb 6f3ewb ,5d* sgz.yg)in a vacuum. It passes into glass, which has an index of refraction of 1.50. What is t3 ng6 fsgq)z+ ,wg 5k(zve f*yb*bdf.zhe 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 ghxsqn* t9zje86:6 rqfound 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 t qw f3 d/ rcues-7;(r u7ma21+qwviewjo 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 traveaq*xp(29p e-7 lcrmj, oj9b yb7wblt+l 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. Movs(.iu+ce ( qxh(d j*vnochromatic light falls on these slits, and produces a fifth order interfer e v(+*qu vci(dx.jhs(ence 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 falls ons-c97e3lh kqn a double-slit and the third order bright fringe is seen9c n- 7eqklhs3 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 bec51 pks6w 1yrqtween the two slits is 0.050 mm and the distance from the 5qkw 6 p11scyrslits 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, theihn04 a;s 9c fz*xwfl3 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 maniwahz30 9c*fs4x ;f lximum 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. Monochromatu vg5w2o-chhd2q fr 579ikp8uic light of wavelength 634 nm falls on the slits. If there is a screen 6.0 m away, how far apart are adjacent -udpk7i2c28 wv ru5q95fhghointerference 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 a slit0p zt gz1ez6s2 separation of 30.0 mm. The resultant bright fringe separation is 2.15 cm on a screen 1.20 m from the 1g2zzpe6 0tzs 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 wavelengths, 480 nm and x. j-v3,/2uy/ dva0 rzj4tyrlijk v7q700 nm, strikes a plain piec7jtvidq0j/u-.rzv kv2 jl/,ay43x y re 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 (wavelengtwou)a oe6ws*: aum8, kh 480 nm) and red light (wavelength 670 nm) i,m)8u ko6* :aewwasous incident on a thick piece of glass at $80^{\circ}$. What is the angular separation between the refracted red and refracted blue beams while they are in the glass? (The respective indices of refraction for the blue light and the red light are 1.4636 and 1.4561.)

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66#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  350 nm of light falls on a shcblq admna(4 fy/:54ingle slit of width 0.20 mm. What is the angular width of ty m(ldc44h aa/ nbf:q5he 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 nmap9)isi3+uv khzmna c(nd:y8*br/9r9jts 0t wavelength. What is the angula/ha8bc sr0+tik)9dmry i9*3n jsp 9nz(au: v tr 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 0.75 mm wide. At what d a-a ( tk8;g.o:wl ybj)zuywl0istance from the slit should a screen be placed if the second dark fringe in the diffraction pattern is to be 1.7 mm fromjb.all w0k);a g-uz8 (:ywt yo 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 slitma(vy 94a6tq2py2wb rxc 6q t/ 0.20 mm wide and the diffraction pattern is produced on a screen that is 1.5 m from the2 pq29tc /4am ta6x vyybwqr(6 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 mm. An ob47gog l,xbsv,serving screen is placed 2.00 m, lx4g,bsog7 v from the slit. Find the position of the first order dark fringe from the center of the screen.

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71#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 580 nm is incident on a sye0cqy 2),p ztm(- lrflit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find t(mrfy,)pt yz-l 2eq 0che width of the central maximum.

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72#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When light illuminates a grating with 7000 lines per centimeter,gha426 j(yo yauk4q9bg/ ny;h its second order maximum is agnaqy4j hu yo yg9(42/;a6bk ht $62.4^{\circ}$. 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 beig 1tf+:xwp7b5lkbkh -y 7g l-tween the central maximum and tk:b1 yftlx+75l hb-k- gip7g whe fourth 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 e gw*wc, ze-)0dtx)xjon a grating that is 75 mm wide and ruled with 50,000 lines. The second-order maximu e0xx ,w jw*c))dzge-tm 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-o l opbb1k6i4/wn t)64dt o6/zyn2 umgerder 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 whene)/u b44on2m6py /oz g6dnbt61 twlki 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. What is thb ra0 /wo8wxdf1x-jw;e angular separation between the second and tw b oxw/r;afj-x1 d08whe third orders on the same side of the central order when the grating is illuminated with a beam of light of wavelength 550 nm?

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77#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  White light is spread out into spectral huu ybdtw9h*7kvdnri827 bq/c7 es by a grating. If the grating has 2000 lines per centimeter, at what angle will red light (640 nm)8b huwr72d qi/9ckbyt 7*n7vd 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. If the first-ordeepmcp-xxnn7ao q65vbh*tk+ +,-xrt5r maximum xvte *ph,k5-t mnpx qon+ x-+c76abr5occurs 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 wavelencrfbu xq*76r) gth 500 nm is incident normally on a grating. If the third-order maximum of the 7x rb*cq)urf6diffraction 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 inciew(ei, 7op18dx,fh vezx .r g*dent normally on a grating. If the third-order maximum of the diffraction ox (dexh vri1 wee,7,8gpf*z.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 frocxsy +,x ufz 6p--+olyb 02drzm another glass 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 light of wavelength 60oy2 z+p0 bxz- c+r-su,6 fxdly0 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. What minimum thickness of thim.tk i,sm4-bw s bubble will ensure maximum reflectance of normally incident 530 nm wavelength light?bk-.mw s m,t4i

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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 is theuo8vwinq8 e.2 minv iun8w8.q2e oimum thickness of 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 nonreflectimrikux.f(8(m ng film coating (n = 1.30) on a gla x uf.(mi8m(rkss lens (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 and the in6.2vcw+us g7gn-j(4iv ud5 6irbdg tytensity of the transmitted light is 1. A second ideal polarizer is place6d7j4n v yg2+gduuri5c-bw.sv t6 ig(d 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 directsp,vutpb zr / 3zg1fy;(es:s/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 light in air strikes a flat piece of glass at an angl+dkk19 ow:kr qt 3zft8du7l s4e of q1wo :+4lt3 kkdf 8ts9du7rz k$57.3^{\circ}$. 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. The tran8fx 6z:+u rimyag,3 rssmission axes of the polarizer and the analyzer arsxf:6g3 ui ym8r azr,+e 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 Mooj;cvdr i n4naoi9l*x. * wl-6jn when its image reflected in calm water is compvod96 ;i*c. -j lawr4nljnxi *letely 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 analyzer. In this proqqn5z t0mdq3;foj m10(;lpt6 vp.jte7 vo u+ccess, the intensity of the light transmitted is reduced to 10% of the intensity incident on t+to3;em cu00 1tqj7mdlto5fp(v v q;p6 .z jnqhe 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 c,r 2lf0 js2umgl q92ktraveling in vacuum and reflecting off a piece of glass of 2lfm 2csug 9r2qljk0 ,index of refraction 1.48?

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