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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 principleurpdyt ;yb*cb63z0 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 fal9s5iu;xb p;j )khyjcb y sh8.;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 kgji/zk, 1ru-p)z kc7 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 / q9rglir8 jn;of light 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 differenfd 4(jqnoh7e 6knh9t 4t optical density,

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6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light (wavelength = 590 nm), originally traveling in air cdr7c7(pgpv;, enters a piece of glass (index of refraction 1.; dc7gpr cv(7p50), 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), originally traveling in air, qf k*dd4tj3 xig6ma)0enters d)i03k xqa mfdg*6t4j a piece 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 passes thr-z8o/ tomzg+r ough a narrow toz/r m g8-o+zslit?

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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 bu (-(lak9cpfjkhf- 9kc-vg1n tildings, whereas light is not noticeably diffracted. Why is thi -h v-fpt akn9 fgjc(l1k-9k(cs?

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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 alte14,75v vwfd* wxkgm8nquvrn0rnating light and dark bands when light passes thrwq*vmnfxwug r5d4k,708vn v1 ough 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 said to be coherehvd: uuui81 j+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 when we say that two light rays striking a screen are ffol,v. hae87 in phase with each other?. hoa,vfe 8l7f

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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 di00nbldoxb7ho -h 9chv 59qom5evyq18fferent paths arriving at point P. If the maximum construct 5o 9eh8q noh19xdm-q0ovh5b7yvcb 0live 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 h6 hq+ 6kp ,spf)pz50llh3qabat point P. If the maximum destructive intelh0 a,zfq)3qsp6kl p +ph5 6hbrference 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 brigymc4mny8c.(n8d 4 /oa qhcx sq0clt 47ht spot in a double-slit experiment, /8q c8ysc4n0.aqyl (47 n4chxmdmcto light 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 cenqv4 kb 0ll3r.vtral bright spot in a double-slit experiment, light fkv0.r4lb 3vq lrom each opening arrives

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17#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At the second maxima on either side of the central bright spot in ariovow5 m8+,eb ctsxw0 9 n72o double-slit experiment, light 5xov28b swtomr,+0nco7ei9 wfrom

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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 separatr(0cy(rfn va 2ion between the slits decreaseacr0rvfn (y(2 s, what happens to the distance 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 tha 1g i rcklnrs7 y5 c0v8lty*kuy/uy17+t the distance between adjacent maxima on a remote screen is 1.0 cm. What happens to the distance between adjacent maxima when the slit separation is cutl0* s1+7yr1tl8 kyvk5rcyycg n7u ui/ 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 ligh+f lvilh-qn4 h5x73rm t 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 sl* n djw*ybei21it experiment arrives at a point on the screen one-half wavelength behind the wave fromne yi1jd*2*bw 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 obtain interference fringes in a double-s+,g57 gaw;rrhra phy+lit experiment if the separar+gapahr+7 5w yrh ;g,tion 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 douyti1kka7vz rx; *mbj +rb*5,j ble-slit interference pattern using mono;+z*7a,mvjrj1xt*ki ky b b r5chromatic 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 diffex b* s+hs,wy6tlac+o d.lvg30rent colors isa ,lvwh +6l.obt+y0*3c gsdsx

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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 s /;.)mk6voo 1 0w hpxrxjsp8da 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 s)9o/, /nhvy fppaayc6jk*0whhorter 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 slightly longer than 750 nm is call3-rt/tofyzfqc7k57 ao 4 .ss yed

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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 frdzrec-7;qzw+(e/ auf om air to c(rfw7+ez;z-ue aq d/ glass?

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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 w pgj).l 6(yyvsmallest refraction when passing from air to g(j) .vy6ywplglass?

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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. dz4ghz *mtpod1qf6; sides, at a t1 6z.fq zhodd;4*gpmn 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 hp6+b3a v8l mysolds up two fingers, with a very small gap between them, and loo 6bplmya3+sv 8ks 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 diff155uramfj8adss q nde4o .t 34u7j3phraction experiment, if the width of the slit increases, what58 jdu 5jo .saa7e3u31rpq4 f htn4mds happens to the 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 8o nfmh2.grrh7 ce*(chas 4000 lines per cm and the other one hasm 7cge2h.*rn( rcf 8oh 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 the same slit septb n rw;j76*a;y; ybtaaration, the only difference being that one grating has 3 slits andtr7abtanj;b y*6 w;;y 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 cause nh,xdo;2w+z- xttu7s d by reflection and

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37#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  We have seen that two monochromatic light waves can interfere umiefg oj1u97* d re3)constructively or destructively, depending on their phase difference.d 1rju9mf7*geui)eo 3 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, striaoen4 qvo)-0d f9gd*ikes an air boundary, there isv d9) goodnq04a- ief*

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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 travelinr;+ornd 5l1 y.. laafeg in air, is reflected by a glass surface,1.5 lefyrola. +a;rdn 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 very much jj-zeqr pd 7;;thinner than the wavelength of blue light, q7edrz;jp-j; 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, .obkjw uyktg7tz . 3h2v g1.7nwhat is the minimum thickness of magnokt.7tj7g1 w n2 gyuzb.h3.vkesium fluoride coating that must be applied to a glass lens to make it non-reflecting for that wavelength? (The index of refraction of magnesium fluoride is intermediate to that of glass and air.)

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42#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A convex lens is placed on a flat glass plate and illuminated :,*z /t 6bkfhbpt+oay from above with monochromatic red light. When viewed from above, concentric bands of red and dark are obser *h/fy+a,k: zbbtp6otved. 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 c*e6yw whu-7x e2*dwa dertain sunglasses can reduce glare from reflected surfa*a d62wh* wwx7e d-yueces?

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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 p;-;osbhkxo-5 u.gxpa1 ec,z qp,.p rjolarization 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 j -/3dr2a v:sge y-5psatf; dydichroic material like a Polaroid f egryv-a d-d53;f:t yss2jpa/ilm?

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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 Polaroit/bg*9 dtef(* tb.vdid films are perpendicular to each other, what is the percentage of the incident light which will pass the tw9tb*( *d.e/vitb dg fto 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 tbux1lf.sm/vyg7 fzhnzn8 41 2(zrc 2surface 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 isngnk7x *o+ ek6ftss 23 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;gbs8j/1tkeba;: gnhpvsd+ 5 is diffraction NOT exhibited?

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50#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  On a clear day, the sky apbc+n bmw-ge5; pears to be more blue toward the zenith (overhead) than it dn;mgbb w-c5e+oes toward 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 pag6qme(ba 0:2uw nvoi5sses into glass, which has an index of refraction of 1.50. What is the wavelength of the light m6: ig(0aeqob 5wnu2vin the glass?

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53#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light has wavelength 600 nm in a vacuum. It passes into glass, whicf nqr; px(9uv0i3,ody h has an index of refraction of 1.50. What is t9io,n(rv 3ufqdp;0 x yhe 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 vacgbza hz11xo:0uum. It passes into glass, which has aa x1hz0g: 1zobn index of refraction of 1.50. What is the speed of the light in the glass?

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55#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 550 nm in vacuum isagc 7-4,6rfnam j:d ju+z5xy u 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 8p/lcsj exxp:-m2 d +y) xcgibn2o-2gin 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 55tahpize:68iw,yf7ol /a rc*+ok o;bjf. n-9 u 0 nm in air is 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 fb q6bumkp-i p5i;nh+ 8alls on these slits, and produpk hi;u m pi-5qn6bb+8ces 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 falls on a double-slit and gm;*zu y v6;om+k/fz p9n2w /kwo* gtjthe third order bright fringe is seen at an 2+k u//mo oz;9zf6*gm kpjvgww;nyt* 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 n:tr+mvcxj 0e8azz 85 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 the first-order c8 5t:mzrnj 0+xvze8aand
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 mm, and two wav1 qoshhfk*5t/ elengths, 750 nm and 900 nm, illuminate the slits. A screen is placed 2.0 m from the slits. At what distance from the central maxihoks1 5t*/hfq mum 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,g(v1 i8zlvs(t*zhykd5l j w+. Monochromatic light of wavelength 634 nm falls on the slit(z8vidv gl+w ,tshj1( zky5 *ls. If there is a screen 6.0 m away, how far apart are adjacent interference fringes?

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63#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A monochromatic light is incident on a Young's double slit setupd;/ l u -2ryxu ;wo7eb*g4c1gbo knm-p that has a slit separation of 30.0 mm. The resultant bright fringe separation is 2.15 cm on a screen 1.20 m from the double slit. What is the separation between the thirdlkpub7cw x1/; emgr4-u2 -*;ybo gond-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 gk4v6rkclyx(g:lo )kj27j 1dand 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 1.476 :kgx(kd4jl vy g7) ko16rjl2c0 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 (wavelenjq5xj d)d; b).ciw8xrgth 480 nm) and red light (wavelength 670 nm) is incident x.w d jcq;dj)ixb8r5) 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. 8;iqnvc;c:cr What is the angular width of the central dic nvc8c:q;ir; ffraction 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 0.050ug.ejxmw2 g5n n j,c42 mm wide, is illuminated by light of 550 nm wavelength. What2ejgc , 5. mg4xjnwun2 is the angular separation between the first two minima on either side of the central maximum?

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68#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 687 nm is incident yz;0 *uekz1 epon a single slit 0.75 mm wide. At what distance from the slit should a screen be placede ;p0uy*z e1zk if the second dark fringe in the diffraction pattern is to be 1.7 mm from the center of the screen?

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69#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 610 nm is incident on a slit 0.20 mm wide and the diffrac5 pgbq.nz /d)fhs6d+n tion pattern is produced b q/n pd )+f.s6hd5zngon a screen that 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 4-/omruq3*6 kyp4ypcd rm 9xunm is incident on a slit 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 ce6yumocd4 -pyuxq mr 43k*9pr/nter 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 te: gs ;;ct- crcmf/di7g v. xzp)67tbnm is incident on a slit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the width dm7xt tcc;epv 7stb)6/ fgigc .z;:r -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 gra7an3vgpn -p))lat 1cpl-2bj6j xe1e w ting with 7000 lines per centimeter, its second orde2 nx)abjpw6-lle7pjp -gtnc)3a1 e1 vr 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 500 ) vshah:-:j tb88dn6nezfgk90 lines per cm. The angle between the central maximum and the fourth order maximum f ht enhkj9bzs a:8n8:g)6-dvis $47.2^{\circ}$. 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 isldlq+*+3 drok tg)pp 3 incident on a grating that is 75 mm wide and ruled with 50,000*t) ld+d gqpp k33lr+o lines. The second-order 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 wavelen)yjq q69xun;v ; fy3y3 bpwea4gth 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 tj963ufqynq b;v)w x y43pya;ehe 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 6, w0e c i7xo vsw)k4via++rpk;000 lines per centimeter ruled on it. What is the angular separation between thkp4ir7 cvwx) ,;0wi+s+vo e ake second and the 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 spectra2us3eujg;51 oj n srrrd:v-j8tz-o4kl hues by a grating. If the grating has 20-rrjg 5nu3ot2ouj8 ezdj1:sk r4;- v s00 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 to calibrate a grating. If td-4eey b80 (shfk ;vqmhe first-order maximum ocefyebmh4vd80s-; k( q curs 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 normall chk2u 38g:2(bx wnlwsy on a grating. If the third-order maximum of the diffr 3ux n8:2lhwgswc(2 bkaction 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 wavelen3poin, d/3ku lgth 500 nm is incident normally on a grating. If tho/3n3d,k p uile 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 lo p1)ubaooy91k( -zcq8 j l ay4dt4blv)ng is separated from another glass plate at one end by a strand of someone's hair (diameter 0.010 mm). How far apart are the adjacent interferencecakozy la-l)b89p)u (t b4 4q vj1do1y 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. What ming pgg0j1+ ,vk9og5+m d acn(,ugaagh 2imum thickness of this bubble will ensure maximum reflgpgd0 nku ch+9a2gag j m,v+(,ago5g1ectance 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 isn :vx 0azbpzpd2wqw7i s* q6b(s44it / the minimum thickness of film that will give an inter wsi qi/pvt2:a7( b4n6wbs0q 4dxp zz*ference 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 cl z)av4b y5j xxw,6p3a glass lens ( 5yvlwbx 6cjzxp3, a)4n = 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 )r+ hogs hbs735cv, voa beam of unpolarized light and the intensity of t5v)hgr vo3c, sh7obs +he 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 direction rotatkaf)8,hqch j4 7x.rd fiph :,qed $30^{\circ}$ 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 atd6q u8 fvk4s(q6w x.gz an angle of kgvsq q(u fw.8 6zxd46$57.3^{\circ}$. 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 jna(ogu1 ,ljd;x0d sq)d,- ogthrough a polarizer-analyzer combination. The transmis)jloaog-1 sj ,g;d0(,udqdn x sion 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 reflected in calo7xmk kbkc40457 am,rfz.d j qm water is completm7jr 57oc k z.qk4x, fakbd0m4ely 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 pd.t-h9: 1i ,peank yhk-h 1kpcolarizer and then an analyzer. In this process, the intensity of the light transmitted is reduced to 10% of the intensity incident on the ,khh1 a-ikykp -:p h1ctn9 de.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 an -dn3 rs;(bolz;8ckzwgle for light traveling in vacuum and reflecting off a piece of glass of indecz;n -3z (ls;8bdwokrx of refraction 1.48?

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