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习题练习:Physics Unit24: Wave Nature of Light

 作者: admin 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 principy nk.u n2rlji0ss 2-fpx3v99 9 yea7dple.
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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 5a) pb06ldh.ys aph 1t3eedi /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 lir6v,fbhn7j +n2op l0 vght is 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 light is aj paj3,7jo ti7ttributed 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 optical d(j2 l-0w. oofimd5s bsensity,

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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 )6n 4nvg8ut*pj07c:zxibg5w u ;9whjuc(iqk(wavelength = 590 nm), originally traveling in air, enters a piece of glass (index of refg06hi zx v9p8c)w : uj n(utqckbui;wn 457gj*raction 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), original2-xthg us( ak+./ uk)zb5lbun ly traveling in air, enters a piece of glass (index of refractionu(kh /labz-uk 2 s. gtb)5+xun 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 asv/3 /cxmq us2x it passes through a narrow slu2m s/ x3cv/qxit?

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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 buildincdr p 7 bgpyqv9w.r47(gs, whereas light is not noticeably diffractq pygb 4rr p9wvc7(.d7ed. Why is this?

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10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsible for alternating light and dark bands when 73 q7t4r/a3mnrzo lv hlight passes through two or more narrow slits?7rr/43lqtonvhz 3m7a

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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 y g1 d0g)gig6msaid 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 twt.gjcas1bfjmk 0l3bzh,x345 o light rays striking a screen are in phase with each otherlb4 bg a1sj k0mjt.33zcxfh5,?

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13#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two beams of coherent light travel different p9vy0n - lu8zhmaths arriving at point P. If the maximum constructive interference is to occur at point P, mn-8yz0v ulh9the 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 lhk:f5j8+yej3jxj bw*ight travel different paths arriving at point P. If the max x5+h*yb:k3ej8jw j fjimum destructive interference is to occur at point P, the two beams must

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15#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At the first maxima on either side of the c( c( m.tb; x4hahpqh3uentral bright spot in a double-slit experiment, light fro u ;(3hab hhcptq4(.mxm 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 onr- fhg;w-aau2 either side of the central bright spot in a double-slit experiment, light from rf- a -;g2whaueach 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 x;y,4 1dv9d lq17toqxcge1t lzt4(w min a double-slit experiment, l4tqe71d41xmzt91 y , ;ld(ovlqxgcwtight 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 thv wqu9o:q6n8qshw*h ) e separation between the slits decreases, what happens to the distance between the i nq)ws*8 6 whquohq9:vnterference 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 expe /9d4xo ileponq -o 6bbhee6y5;tt (x.riment, it is observed that the distance between adjacent maxima on a remote screen is 1.0 cm. What happens to the distance between adjacenp/o eb4dit;xo5xtylboq-6 (he6 n.9et 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 i to6obv 7a+;tr 1f3cwtravels 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 extd k21 c-6wafzperiment arrives at a point on the scc1 2dwzf6-k tareen one-half wavelength behind the wave from the other slit, which is observed at that point?

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22#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Why would it be impossible to obtain interference frjq:ru 4tae9;c inges in a double-slit experiment if the separation of the slits is less than the wavelength of the l eqj9t u;rc4a:ight 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-mjy(- ojb16t ky;obsxw4)b b.slit interference pattern using monochromatic kj)os1;jby .4x y6t(-bmb obwlight 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 6rz0d.urqafwgsm*/* 4hxq o9j *oc0 f prism separates white light into different colorcod/sah.0rxuq 4fqg0mz *or * fw6j*9s 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 c/exsz( 1as k28z aap l88sb2rallows 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 cama ol2d*2* mmvc 8(aaalled

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28#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light with wavelength s35xz ev:lxhkiyoyokdzry hk.5j ./* 56b0n3nlightly 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 undergoemjtz,cfbc 0xk /b*w3n c*w0.gs the greatest refraction when passing from air to gla 0cb,0c/3 nmfkx *.z tcg*wwbjss?

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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 refr7jgf3 :op1 vnnb c9b7naction when passing from air to glass?7fbjg9n:bn v 1np73oc

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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 ab(rze:.*uhpe n ikk u ok ve86ib,.;g/ thick glass plate with parallel sides, at an angle betwbunkevik;.g( kh:e ureo/*pb,i86. z een $0^{\circ}$ 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. zfqfbl u1bl p,7 /5cfxd(ge6 +If she now holds up two fingers,7x ff5+ 16u(zce,gb fllqd/bp with 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 experim4up2 o4 +5l8f6ss9jg w2 ua.eg tjkfbuent, if the width of the slit increases, what happens to the width of the central maximum on 4426 wf g kgau.j8jts+u5o 2 bsl9feupa 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 ybxyba83 5b/1ffn9lghjf7g ol0 ;8edhas 4000 lines per cm and the other one has 6000 lines per cm. Make a statement comparing the dispersion of the twbbyn;l7jfef0gl8 yb1dah3/o895gxfo 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;h8xncjex2 8h ,p+ 3coauzc:q separation, the only difference being that one grating has 3 slits and the other 4 slits. If both gratinpxz,: hcnqc oe88u+x2jc ah;3 gs are illuminated with a beam of the same monochromatic light, make a statement concerning the separation between the orders.

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36#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The colors on an oil slick are caused by ref :fjz6t /hzn x6q93kpqlection 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 constg-hzy t.zt55shmx+h;6yfw0i - :j ycb ructively or destructively, depending on their phase difference. One consequx.z gh5 5ihm s +cjyy-h;zf6:-wyttb0ence 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, rrbbk /ic 0oj40 wl(0(nkd j,swhich is traveling in glass, strikes an air boundary, there is,((know /bj0r0di0r lck4 bsj

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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 isy 1up op00x2v8d;xs gw traveling in air, is reflected by a glass surface, there is; w 1g2ppuxydv00ox8 s

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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 becomf2q g vf86fu1res very much thinner than the wgfq6v 2fu1fr 8avelength 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 ff.y -;jsen*n/r 9an9g6r zhe ze9w1 voluoride, what is the minimum thickness of magnesium fluoride coating that must be applied to a glass lens to make it non-reflecting for that wavelength? (The index of refraction of magnesium fluoride is intermediate to t sz y9eh;9e/r6g- njrw9 e1z.a v*fnonhat 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+(-xcl/i ss n2 nbsef5c:typ7 illuminated from above with monochromatic red light. When viewed from above, cosyc t72nb+sc:(i -5flxen p/sncentric bands of red and dark are observed. What does one observe at the exact center of the lens where the lens and the glass plate are 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 re9y3 pgu a:hfnrtj2; e2sponsible for the fact that certain sunglasses can reduce glare from reflected surhg p afjy2;e2 u39:rntfaces?

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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 dirp6z1pwpi-gj1sop/ cz :c+:v wection of polarization is defined as

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45#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the process to obtain polarized light in uw7vk3j e ,m 2y-vs,z v)+gwtca dichroic material like a Polaroidt,vw vzjky 7 gw+- msve,)32uc film?

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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 arur y6)0kv;it he perpendicular to each other, vuy) ;0 t6rhkiwhat 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 surfai03/ y:+lfkno rxgq*4n zrhdnae m-77ce 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 su7rjjqu t qbnkp)g4w4:ot+ . t;t.,)amhfp,dk nlight 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 followu s6i;vjim/86ec ro2s y,x5qting 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 appears to 4 mi i;oyv081vv pf8t ap9v1njbe more blue toward the zenith (overhead) than it does toward the horizon. This occurs becpa48y81o vtvv n9if;v 0pi1mjause

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51#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of light ($f = 5.0 \times 10^{14} \; Hz$) enters a piece of glass (n = 1.5). What is the frequency of the light while it is in the glass?

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52#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light has a wavelength of 600 nm in a vacuum. It passes into glass, whst6 mx9k)k8yt ich has an index of refracti68tkt9 sykm )xon 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 passes int ;kpq k/)n-qmb 0bts7qo glass, which has an index of re b) tp;kqk7nbsmq0/-q fraction 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 in a vacuum. It passes into glass, whi:79j gbq kzhbn;gxg2 -ch has an indexbh9 z7g qgn: xj;k-g2b 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 inclmb1s)60asx e b, 3fp vacuum is found to travel at $1.96 \times 10^8 \; m/s$ in a certain liquid. Determine the index of refraction of the liquid.

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56#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 550 nm in air iq2b (ktkism +w;5w(jms 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 550 nm in a2y4 r g ez;crl1fzqq bcx21a3/r;w-izir 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 falls 601gdq+;uy 74wtn0co hxe.nhg 2m f jwon these slits, and produces a fifth order interference friqx 7e04.h 2c0 n6mg1uw;ghdto +j yfwnnge 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 the third orde g /9uktj-zllfa n 6s*2p wsmi h5qsg,7v(r67mr bright fringa ngfvlz(mq utls j56s/,s7wgp-6 *2i9rmh7ke is seen at an angle of $6.5^{\circ}$. What is the separation between the double slits?

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60#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a Young's double slit experiment, if the separation bet:xo. qp1mb6 pk.hq,+7rkkp+pb s4drvween the two slits is 0.050 mm anpk q. spk74.k+hd p+b: q1orrxpvmb,6 d the distance from the slits 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, the slit separation is 2.0 mmt( q 2j k ;jfe0wxpczb;u13ji 8ud:wy+, 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 fkj3ubeuwyd j1 ci20j x:;p(;t+8w qzthe 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 apa33kcl(qkh9z- ,r( rd2j7xxg;dbiyw1 h 8 w kchrt. Monochromatic light of wavelength 634 nm falls on the slits. If theredicr(r -wkhkx(3cxj kqhz 1gly d7;92hw83,b 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 dozp cdmo x+*n40uble slit setup that has a slit separation of 30.0 mm. The resultant bright frizd4*c0x+ opn mnge separation is 2.15 cm on a screen 1.20 m from the double slit. What is the separation between the third-order bright fringe and the zeroth-order bright fringe?

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64#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A parallel light beam containing two waveu*d8 cgoda g +cq0u6sk1 (1jnwlengths, 480 nm and 700 nm, strikes a plain piece of glass at an angle of incidence of 60e. The index of refraction of twn0d *usqo6kj8ga(1 c1 + dgcuhe 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 (waha+ xli;0;mxi velength 480 nm) and red light (wavelength 670 nl0m i;+ah x;ixm) is 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 single slit of width 0.20 mm. What is the angularw+o;- h q6dn6 4why8e+yg ycw10cksjw width of th cy0-48 o1y wdw6ny6ch;s+wg+ whkjqee 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 wia+9:7 .l+*u ugjffy csaxbl3tde, is illuminated by light of 550 nm wavelength. What is the angular separation between sa aub : +fclgu.*+3fly7jt9x 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 acu0e4zmg ) k+k 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 um40+c k)zke gpattern 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 diffracb4it07 r bdyu.tion pattern is produceb70. bd4iurty d on 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 nm is incident on a slit of width 0.300 mm. atww*w+bri p(s;yuf4 9*s c( q)m ,jsq An observing screen is placed 2.00 m from themwi )rq ss4*fq, cwp+u(wj9(y;b t*sa 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 incident0d7-xfc 5 g *cmksyc*e on a slit of width 0.300 mm. An observing screen is placed 2.00 m from theckd* em7g- fxc5ys 0*c 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 with 7000 lines per centimeter, its s inq2g 1)oczoy*jko8/zj)jb*o9w lk7 econd order ma k8 9 gioybo7jqzw*/)o*1cjljzo2nk) ximum 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 5000 lines per cm. The anglo sb7s;o1r y:le between the central maximum and the fourth order maximum isry7os1o :;bsl $47.2^{\circ}$. 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 isi*i8fe dmu.:h incident on a grating that is 75 mm wide and ruled with 50,000 lines. The second-order maximum is seen*h8:.fu deiim at $32.5^{\circ}$. What is the wavelength of the incident light?

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75#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a diffraction experiment, light of 600 nm wavelength produces a first-order o jzsza xb9.6mf3m /, jn qolmn;9-25wv0ccknmaximum j9/ w v290a;ozk b. 3jmxnm,lc-csnf6z n m5qo0.350 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 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 rul4wtt1b2 6mglp)th1 wkc4,p oged on it. What is the angular separation between the bw1p2pk)m4t6ht4 l ct1o gw ,gsecond 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 spectral hues by a:w(oa7e d svd5 grating. If the grating has 2000 lines per centimeter, at what angle will red light (64 a7d5 (vow:des0 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 grat60(g2x-3q- nz oay7vxbr-o qgufj/ ening. If the first-order maximum occurs at x j/2 vozfq 3xren7uo yn0-qag(g--6b $20.5^{\circ}$, 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 cmb z*68a1lpnc52r 1g(mhtgz incident normally on a grating. If the third-order maximum of 6zla cpcm1 r1 zb8ghg5*n2t( mthe 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 waveleng llxrfmdh9r- 5q06y. gth 500 nm is incident normally on a grating. If the third-order maximum of the diffract hgm6.rq fxlr0-l d59yion 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 from another glass plate at oe1zr nr lqk 4:j88f3fune end by a strand of someone's hair (diameter 0.010 mm). How far apart are1n 8qf3jufr4kez 8:rl 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. What minimum thicc g qj.8ky(ek lkohfnw:fwh8b7 (d(lb7h4 4o9kness of this b:8b ow9 qf8(f. dlkyn( e4ch74h7jwlk(gko hbubble will ensure maximum reflectance of normally incident 530 nm wavelength light?

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83#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 500 nm illuminates a soap film ( n = 1.33). What is theg3n/.p2oagfxm*u m3ui+ 8 gwm minimum thickness of film that will give an interference when the o + im3fgpm w 82gmg.unaux/3*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 thicjwhq67bo;k k3i 66xpm kness of a nonreflecting film coating (n = 1.30) on a glass7 p;k k36i6hxbj o6wqm 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 an10v:q4(n fr b)5pduv tzlm.hxd the intensity of the tran )pq:x(.n zfutv5h1v md4l0rb smitted 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 preferred5 sy1j0g*y/s wy5dqprgi /qf- 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 ,) (n45iyuh. aqngv6fo d29snvp frv 9glass at an angle of dng qo,2v h99pyu)v.( 4f ns5i vnar6f$57.3^{\circ}$. 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 passedb s21u-iaj7cf through a polarizer-analyzer combination. The transmission axes of the pols2a ji-cu7 bf1arizer 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 iys w+ t(c t.0)i6pjfpzn calm water is completely polarize jpfc0.p(yi6)szt t w+d?

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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 analyz-j( n2dqp rl8fer. In this process, the intensity of the light transmitted is reduced to 8(-qnlfjr d2 p10% of the intensity incident on the 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 traveling in vacuum and re xjj,,-b8twzlgt - mp1flecting off a piece of glass of index of refraction 1 1 mlwzttp-xj,8j-bg, .48?

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