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习题练习：Physics Unit24: Wave Nature of Light
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 作者: admin  发布日期: 2022-08-28 11:19    总分: 91分  得分: _____________

答题人: 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 principmt:j+q*cc/yw le.
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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 ip+bvsxyrb:i) lx*j:- s a false 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 rfle h ;*:g/pc 6vd*.hmf-c;suzgj a.vmvl 7 0is 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 ligknvkt 9:4u z0nht 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 opticqfh:5+ xwh; v0 g)arkcal 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, e4 6,e k4yb pkw-hswijq w7+5rvnters a piece of glass (index of refractj+7-b6khi ywvq s4w,k er5p4wion 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 = 590 nm), o ib9wrdk+.xyx-wr5 c .riginally traveling in air, enters a piece of gd-+x95x . rcywbwrk.i lass (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 spreadnm)hl;tin +q:*jmna 8ing as it passes through a narrow slit?n+maq t ;* ml:)nnji8h

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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 :cy. - bu-4lyjdxmy*ras buildings, whereas light is not noticeabl4yry y-uj:d.xbmlc *-y diffracted. Why is this?

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10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsible for alternating light and*ysqqdaunv5 lj 2anb-66l6 5vz sp4:j dark bands when light passes through tw5n 2vl- 46d6nqzyj a 5qa*:svbjlp u6so 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 co uai6xb7 o.t(sherent 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 ligh4d5ehx (9 h rwisl2z/et rays striking a screen are in phase with each othe s /eizl45(w 2hrhed9xr?

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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 diff,ltdo-h4qu z 4rx o24ierent paths arriving at point P. If the maximum constructive intu h2-zrxlo4tq4 i od4,erference is to occur at point P, the two beams must

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14#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two beams of coherent light travel different paths arriving at point P*ng5ool .n( -4tzfry n. If the maximum destructive interferoong .*5 -frlnnz(4ytence 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 brvpw,a(s2)n/:tl uthqight spot in a double-slit experiment, lil(sw ,/h) 2tu:vatn qpght 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 bri0v, mgq puyl3*ght spot in a double-slit experimenu,0q 3*pvgmly t, light from each opening arrives

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17#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At the second maxima on ,+y)olcpwgg wojcgqj/ *j39 1either side of the central bright spot in a double-slit exq*)p/woj3yw lj 1jg,+ccg og9periment, 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 decsdn:xla o-: 1 z)/geolreases, what happens to the distance between :sz/)d-l :1nxeolgao 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 betwe* 7xoz vp7d/xyen adjacent maxima on a remote screen is 1.0 cm. ox 7*/vxypd z7 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 light trave av+jwd p5e4e,ls 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.ezau 07qp(w m experiment arrives at a point on the screen one-half wavelength behind the wave from the other slit,(puaw.0zmeq 7 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 i s6i6ppp)s4stf:yuei5 -o ia1nterference fringes in a double-slit experiment if the separation of the slits is less than the wavelength of the lig-ia4 : p5 )up6s6tyf1pesiois ht 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-sz 1u+laiuq:.;hj5ocq * xzir 9lit interference pattern using mo* jai ur 1zqu5;+zh.i l:cxq9onochromatic 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 whiten *3qzvlud+(mt 8znrb w:2 1sp light into different colob*u:pr(dns 1tqnwzv23 l zm8+rs 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 rainbow to formqi:cms 3x+ rfp)k03l o 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 thanrwo8m;c f(h1ufc*7l a 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 wavelengte/c7tlf z (xl1h slightly longer than 750 nm is called

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29#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which color of light undergoes the greatest refraction wmam;24 ar/c mlq.e c9r3yd-dyhen passing from air to glaclqym- 9dac342/ r;rmday me. ss?

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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 refr)2hz fah :kf8ld: -slu/63lwqbr 6mwkaction when passing from air to gla/)lm 8w-2uzalh kd:lrqksbw3h6ff6:ss?

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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 lighdue.r0 1h hj+mfshtqk:*s9j3 t is incident on a thick glass plate with parallel sides, at an 9h 0qd*ehh skm.f utrs1j3+j: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 ligh 8qqirdv6* 1a ah5d8mbkyq g.1t source. If she now holds up two fingers, w*gq ib1qd1.kyh6 rvd88 5aamqith a very small gap between them, and looks at the light source, she will see

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33#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a single slit diffraction experz mc5yh*oec zp. 8p.b3iment, if the width of the slit increases, wha8em 3cp* bhy.z5cpzo.t 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 diffracti 6l2tpdu/ 7nm:ch7sz by 2;duzon gratings; one has 4000 lines per cm and the other one has 6000 lines per cm. Make a statement comparing the disp 2h zc/mpb:u2ut6dz lnd7y;s7 ersion 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 v kxw-+5x2 x dc1mpsn98he mf4only difference being that one grating has 3 slits and the other 4 slits. If both gratings are illuminateh+esxfx5xv m 1849 d2cmwpnk- d 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 an byyzo k98kp)h k*cdaf ng7*(2d

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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 constructivel+p/teketaa6qd0hd: 7y or destructively, depending on theiraqd t6:e70htp/+aed k 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, strikes8 8 gashtvz6/v9owjl / an air boundary, there i6 h9g/a jvo8lv8s z/wts

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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 travelesg2 gmd,l/va;nghej) ,-w ivzw8a9; ing in air, is reflected by a glass surface, there isjv9gl - a v,wh2gw) eg/,;i;endzms8a

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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 hx) pb1tyw ;lw/ zfnf0w5:a9kmuch thinner yb;wz5 p:)a0h/ftw k91xfnw l than the 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 wavelengthve xqltcq 166ijet3: ws .))sq of light in magnesium 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 magnesi6xs3) ):1qeqc lj.qsivtt6 we um 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 ,dt rmqd-xmdgo4 nqt2 v92e8 /on a flat glass plate and 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,qm2o dg4ntx2 q d/ m8dvtre-9 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 sunglr07h:8 d(x ij xwe(fk) lginr6 8m/brcasses can reduce glare from reflect l:(7(c6r)w i ikxj08ex nh8 gf/dbrrmed 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 dlra;7up-qm.mbk (7 mf kj4b3k efined 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 dryx1 4 ew2pvr pm-s-h nb80*usichroic material like a Polaroid film?p4r x b*-uvwpr-sm hn02e1ys 8

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46#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When the transmission v2 i6uhv;/ i+us7p9+nr pioml axes of two Polaroid films are perpendicular to each other, what is the percentage of the incident light which will pass the two films6niuhupovl/s7vim2 +i +;r9 p ?

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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 j33nj09 fbwtbsurface 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 z* w0 2q(kftoiis 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 diffrac u(99ylbsf0imka r *(xd 6)qb*cc.pmqtion 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 (overhea+4f+khq ttvc8d) than it does toward the horizon. This occursk+ 4 vft+qct8h 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 600l5 m* /pzw ohhb)3eic; nm in a vacuum. It passes into glass, which has an index oic)bp *35mh lw;e oh/zf refraction of 1.50. 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 vacuum. It pass 1mlhv0ph;lq)3 k lvezgk26o0es into glass, which has an index of refraction of 1.50. What is the frequency of the light inside the glpml0 l 3vgvh0h 2k elz;q)o1k6ass?

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54#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light has a wavelength of 600 nm in a vacuum. It passes into glass, which ha2xf uiavgvx h;/cl9( 9o.0bxrs an index of refraction of 1.50. What is the speed of the light in the a xxcb9gv /. 9h(;2furixl0ov 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 found to tr782f ru dxx1zpbvzsqy p+/:n jm;:yw.avel 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 to trave7w ,e:ojptm 0kbg1m2jlt*fmx0 3 :uxw l 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 55d-w .)ay4 sv aj*:4v+nh pee8 vk4gbey0 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 6.00y/) onmiy *s,plo p5u.ybw0n / mm apart. Monochromatic light falls on these slits, and produp.m/o i)*lynsyw 5ou,/np0b y ces 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 o g 0 uhm2j:rg0nmqrmni54 2n3nn a double-slit and the third order bright fringe is seen at an angle of rj023 r2n n:ngq5mu m g04minh$6.5^{\circ}$. 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 between the two+,edaqo)j8x, n6fo8fft bw3m slits is 0.050 mm and the distance from the slits to a screen is 2.5 m, find the spacinf oa,mexn+f,wd3) o bf8t68qjg between the first-order and
second-order bright fringes for light with wavelength of 600 nm.

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61#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a double-slit experiment, the slit separation is 2.0 8- usqogk w0-b-w4/,skr tywy mm, and two wavelengths, 750 nm and 900 nm, illuminate the slits. A screen is placed 2.0 m from thyks-u4 t- /gr,kww wb oys8-0qe slits. At what distance from the central maximum on the screen will a bright fringe from one pattern first coincide with a bright fringe from the other?

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62#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two thin slits are 0.050 mm apart. Monochromatic light of wavelength 634 nm fx4 m:n;qm skqpy7i5,ow7jis 9alls on the slits. Ifw4 5o kp,sim7smq :;yqi9j xn7 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 do7uo2n+j 4lzwb uble slit setup 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 tjw2bo7+4l unzhe 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 c yh:68w ydyg1 7d*6/r-gqahtomx i9yuontaining two wavelengths, 480 nm and 700 nm, strikes a plain piece of glass at an angle of incidence of 60erg/6 m: i9ygqh6 d*y1ty x8had-ouyw7. 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 (wavelength 480 nm) an d 5na. xrc6 g7uj h( xdo4otsv5hbi;:;j/qy:bd red light (wavelength 670 nm) is inciqar.o i;d5v:nbju(dhj:76/4b xc;hx s5 gyto dent 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 wi1/4;-v7tgudmm u u /8j qvaiiddth 0.20 mm. What is the angular width of the central diffr-umi1/uj;da8/ 7 4gqtvu idm vaction 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 0.056lshpz ad :lq++ a;8/mt h8icd0 mm wide, is illuminated by light of 550 nm wavelength. What is the angular separation between the first two minimah+ /d6a+cth8 ;dpiq:zmsll 8 a 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 687e/ax w.l-fqo q lent6yum44be,w 40m2 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 dark fringe in the diffraction pattern is to be 1.7 mm from the center of the screenu4 -/2wo, nwm tm0eeq feyl6la.q4b x4?

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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 incidenz0 k65th imf2ln3 u5wnt on a slit 0.20 mm wide and the diffraction pattern is produced on a screen that is 1.5 m from the slit. What is hkznnl 5 5 ui2f3t60mwthe 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. ,s); hbqhm:qm / tld1eAn observing screen is placed 2.00 m from the slit. Find the position of the first order dark fringe from the center of thbdm:e, lm;q)1 htqs/ he 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(t, xt:/ cnp iiwq-w,r of width 0.300 mm. An observing scrt,-qw/px,iw (i:nctreen is placed 2.00 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 a grating wit9 rzxs/qg)q(zqpru3 +h 7000 lines per centimeter, its second order maximum is +zpqq/(ru )g r3sxzq9at $62.4^{\circ}$. 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 centzoz 68 e+.v/vqajzz h-ral maximum anjo8q -zz .av+ ze6hz/vd the 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 on a gcf)9b464exgzq0deo4 i s+h q-k lz9qrrating that is 75 mm wide and ruled with 50,000 lines. The second-or40f4 i 9z6kq4glzqbe+)9d q she-orxcder 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, lighc. a2ik u2:qil9a ud6rv :m3ovt of 600 nm wavelength produces a first-order maximum 0.350 mm from the central maximum on a distant screen. A second monochromatic source produces a third-order maximum 0.870 mm from the central maximum when it passes through the same diffraction grating. What iqvk.ar29l oiu:d3v: a ic u6m2s 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 +6vg e0 z)hw24 bbjia+uh*lpfis the angular separation between the second and the third orders on the same side of thp4uil)waehv +zb62j0b* f+gh e 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 oo80psv;iv(p5uu0p pinto spectral hues by a grating. If the grating has 2000 lines per centimeter, at what angle will red light (640 nm) appe50v0op oispv ;p pu8u(ar 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 firsti1 ypr2iyk76x-order maximum occ1 pii6yy7kx2 rurs 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 inciauz o5vgr4/ghxxk 91o,jtc v .z/1h) pdent normally on a grating. If the third-order,.haz/ g1jcuhpvv9/xog) zktx1 o45 r maximum of the diffraction 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 incident normally on 8p6czq:-eqjxa grating. If the third-order maximum of the diffraction pattepx8j6c e-q q:zrn is observed at $32.0^{\circ}$, how many total number of maxima can be seen?

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81#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A glass plate 2.5 cm long is separated from another glass plate at 848tdfdwdl( ;gr:g tp one end by a strand of someone's hair (diameter 0.010 mm). Hot8t( d l 8r4:pdgwgf;dw 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 q(rrnu)nu)f 9l0v*2j pcbyh : of refraction of 1.33. What minimum thickness of this bubble will ensure maximum reflectance of normally incident 530 nm wavelength(r )v h*pfnly:u)cr2quj9nb 0 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 illuminatnxc;o,)yb uw *es a soap film ( n = 1.33). What is the minimum thickness of film that will give an interference when the light is incident normally on ib; ,c on*uwy)xt?

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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) z1 ;3fi ay,jmbnd)l 6ron a glass lens (n = 1.50) for wavelengthjn 6irzbalf; ,m13 dy) 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 ohg3 w/ad-d,u 2 ni1teef unpolarized light and the intensity of the transmitted light is 1. A second ideal polarizer is placed in the beam with its referred direction ro31ee-wt ,ga2 ndhui/d tated $40^{\circ}$ 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 rotated -moi73)hpr0cbqw (4fdfh po; $30^{\circ}$ 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 piec4 :j3)p4f v 9eiel8wqw psach,e of glass at an angle of wj4c48 )f3shiwepav:,peq l 9 $57.3^{\circ}$. 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 combina qko(fym1+ o9ktion. The transmission axes of the pol ky ofo(1q9+mkarizer 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 ia k8klh/dtu1tofj 1 hon17 dg.gb0u-)s the Moon when its image reflected in calm water is completely pod7dnoufo01ht8ja/11 b. ktkul hg )g-larized?

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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 pra r 4vcds yje.2 ke0q24-fnva51dus:jocess, the intensity of the light transmitted is reduced to 10% of the intensity incident on the analyzer. What is the angle4:n241jde aqv 2cy vj0d5au resksf-. 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 tnz e bov-,)q uxsq;/:graveling in vacuum and reflecting off a pqvbu/nzq :)o , sgex-;iece of glass of index of refraction 1.48?

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