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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: 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 principud(+rm3 ik 3rhle.
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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 faluv9mxs ,rzg q8d45u1 rse 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 attriax me5w*c )z+ kb3fzo,buted 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 lig)r+( 8vs ywv 9kv:r/p2fbbrxhht 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 optical degl g8,o 3o+dvrofc515hqr2jwi vi j+5nsity,

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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, ijofsy2-a7 , ualhe47enters a piece of glass (indexaa j2-47y , feuosl7ih of refraction 1.50), its frequency

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7#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light (w n 6/wt30jjnu1qig0wc avelength = 590 nm), originally traveling in air, enters a piece of glass (index of refraction 1.50), its wavelength tjiqw0uw6 /3cgn10nj

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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 p; (wq-k ara6bd)sqa j6asses through a narrow slit ja)d-bsqak(r wq66;a?

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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 objects3 f )vitrjop)*-h9bv f such as buildings, whereas light is not noticeably oti p*fjf9 v)hb3rv-)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 dark bands when l q;w;hs j0u++ m5rvc vos+/z r)5upesgight passes through two or more nare u5/;;qcjs+ v rw+sur0vs+m5zp o)hgrow 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 coherent if dj; m:o 3.lj0yn: p,ga mdukw/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 in phase 7kv9(: crr ktbwicvkr 9k(tb7: rth each other?

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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 paths arrivij s76j +gylbm1ng at point P. If the maximum consj1l+ b6m7s gjytructive 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 light5;aedkma g6k v,bku.* travel different paths arriving at point P. If the maximum destructive interference is to occur at point P, the two beamsg5ka me ;.b*,dk6aku v must

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15#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At the first maxima on either side of the central bright wew:lyku1sxb 1;h 9ixjh;w)0 spot in a double-slit experiment, light from each 1h9u ksj wwe)l 0:;x;ihyxb w1opening 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 pqkr9f;wl:uom4 .i: n:tea;o bright spot in a double-slit experiment, lighteuit4rwk:; a9;l no:qpfmo :. from each opening arrives

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17#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At the second maxima on either side of the central bright spot*x s0eid : h*7xm6t2rf xs3lfd in a double-slit experiment, light0:f *x r72l *fhxt6sddxes 3mi 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 s+g zk*1dmxid:mc5id + lit experiment, if the separation between the slits decreases, what happens to the distance betweenkg+ 1 5+m*ii dcdxd:zm 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 isywolurn,+b;+ v4 )ys xhz75rp observed that the distance between adjacent maxima on a remote screen is 1.0 cm. l5yvzbh+yp,4 xon+uwr 7; )rsWhat 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 tuwml mc-3l7 g5ravels 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 doublus(p if9jef /z9wxw80 e slit experiment arrives at a point on tfe/ wu x (9wji9sz8f0phe screen 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 fringes in a double-x-lu1do90rp/,st3o xu 0ijzuslit experiment if the separatu 9oupd 01,ozru xs /ixt3j0l-ion 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 maximakahup/ 3)rg.vyk ,6:m7b f azw,um r1u in a double-slit interference pattern using monochromatic lraa,w/ 6v)u3 hm :u,zr7f 1bkgy.pkumight 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 +33dhagwsoj o9lppq41c (* 5ddhl i s:why a prism separates white light into different colwdc 1hpjs4oq 5gpl id+h*3o ds9a:3(l ors 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 rainbu z27ir2 urf3rcn7wf7ow 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 short2r7:3vunz hf*i4xpc oer 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 wavelengths*1chd - tx a09byqpyln2u jy1pf 1k6* 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 lightd5uv) 76 l11rvfhdqgd undergoes the greatest refraction when passing from air to gd 65grqdud vlv 17)h1flass?

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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 refraction wsx9;.u r(iw-ily 7mwu wfh/5ufi 0ro 7hen passing from air to wu lwyu9oh/7smruwr(if .0f5;7 i xi-glass?

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31#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of white light is incident on a thick glass plate withogwj 6 9c1*gpw parallel sides, at an angle betw19po*cw6j gwg 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. If she now holds up twjb1bj,,ya z6 zxlq;zwa3qb9w0yxjr/k +5 a n4o fingers, with a6zzya5j x3b4xzwb1 l0nrwbjqy,a +, ;qa9jk/ 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 exp7uy: d-l3 0 0hvh(rn1lcr:olg,rllmn eriment, if the width of the slit increases, what happens to the width of t,o71hnrvlll:lc 0 : grdm h nly(-3u0rhe 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 +ika97gkf ,,wyaqlpf3 lf 65fhas 4000 lines per cm and the other one has 6000 lines per cm. Makgia9y,+p flw k, fflqa653 f7ke 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 separation, the only dif+w xvvcw0 wvao9 4qd2;ference 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 statement concerning the separatax2w dc;9qvvwo4w 0+vion 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 anduc6.2 ,ym olg 5yge3u/ela c5-cm lf1u

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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 twof0owns (4:u t)8xnz: v yzdp/f monochromatic light waves can interfere constructively or destructively, depending on their phase differenc ux8w:f4 ztyf/n(op) v:ns0d ze. One consequence of this phenomenon is

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38#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light, which is traveling in glass, strikes an air2a7 7zqnxyrz;c2/re5z4 wmsa boundary, ther4wzr7m z ye2aqzrn52xa;/ c7se is

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39#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When a beam of light, which is traveling in air, is refd ni*.,2nfavm6-cwwz p f5+bdlected by a glass surface, theredbf-awmnfd, n*v 2 +z56i.cwp 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 -x1 w ds1rma1xthinner than t1arxmx1w1 -s dhe wavelength of blue light, the film

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41#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In terms of the wavelength of light in magnesium fluoride, what,m61o :pg7ov.yes vb;gn8k t vv 13dec is the minimum thickness of magnesium fluoride coating that must be applied to cm1e vgtknpv1b :gs867e3y; .od,vvoa 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 illut k ke14pu-jo+minated from above with mono ue-+1k kpj4tochromatic 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 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 fq0c.3a c8htlz 8s-e puact that certain sunglasses can reduce glare froztc0 88 cueaqp -sl3h.m 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 polarizat m9/r- (qezha qh thnn19tceng5+fx6 )ion 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 pol.rb9hil v0vhi+ kgi,)r e-/q iarized light in a dichroic material like a Polaroid egrhiih b,). /v+9q0k- ili rvfilm?

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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 j 4d: q*as9s9i.gdk ejPolaroid films are perpendicular to each other, what is the percentage of the incideqdj* :k49 sg ja.ed9isnt 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 survxg3 j 8ykxc/9mci6. e3c gwl5face of a lake

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48#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The polarization of sunlight is gre7ayz5 98imxolxu oq57:z 1dlwatest 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 followj+ 6psq:7x yjft3j;gging 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 be more blue toward the 4wvo0/ej+s rf r0zbrd:5jfx 4zenith (overhead) than it does toward the horizon. rjx 0r/w4f s4 5eoz+fjvd0: rb 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 passes into glass, whici. og-p(*src8k-1mkmbv7n z6 p5 t ppqh has an index of refraction of 1.50. What is the wavelength -n.t prv8 ppcbsgmo (p q16-kkz5m*i7of 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 into glass, whicu2,qyy+8nj7ms;so fdh has an index of refracti;,fq7sm oyjy+u2dsn8 on 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 60n ,4cgrb14mb a*i* tje0 nm in a vacuum. It passes into glass, which has an index of refraction of 1.50. What is the speed of the lighn,4*bme t4cr1b*iaj gt 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 mazn/t,.)h e 7j ejml-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 a/ i6p6wo/nra ous(2exir 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 550 nm in air is found to trav),rf azr 4i2u1(wten lel 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.uzio np2-v;ic * jqm)100 mm apart. Monochromatic light falls on these slits, and prod;nq*1iov2u-)imc zj p uces 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-s1 i+4bj0)htztf a8d kllit and the third order bright fringe is seen at an angle of 41ai8d )hftbztl +k0j$6.5^{\circ}$. 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 bx vps(broqs y9 5:4qk3etween the two slits is 0.050 mm and the distance from the slits to a screen is 2.5 m,s oyk(xpqq :r3v9 4sb5 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 2.0sylo1-l ;jg52 v1*arkbrmu5 0o ztitr+o9p/f 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 maximum on the screen will a bright fringe from one pattern first coint-g 9frr ri/5l;ov2po 1olmj*bz y+a1u k50ts cide 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. Monoch2r*ulpy e9:a4h6wcx i romatic light of wavelength 634 nm falls on the slits. If the hwry9*xuc 6paei4:2l re 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 t9g1p7rnfp:r -q v-onincident on a Young's double 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 the double slit. What is the separation between p:1tp-n7vo9ng-qr rf 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 n zr ob5f8krp(t1f: lj5:p0wyh qz*e6bm and 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 1.48br5qj(6: tpw0by5f1h:* lrz o pz fke760 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) and red 7oeuoudmln4 s,1o5 1 jk-i,rjlight (wavelength 670 nm) is incident on a thick pol1,j n ,em r1oju-o45s7kui diece 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 6i7u*ktxlyi h :1*ymna single slit of width 0.20 mm. What is the angular width of the centiikxy myln7:*t *1h u6ral 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 ikk eix1vbht7e 6x* 5-slluminated by light of 550 nm wavelength. What is the angula *-e7sk5b1 xxvethik6 r 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 azbj sn(d4q8ozhpp p(/v:ey r.q+-z4.75 mm wide. At what distance from the slit should a screen be placedzdp/4sjena + .: zh-pvp qy4(b8ro qz( 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 diffract4q;k8xh :yqb*c9oj s zion pattern is produced on a screen that is 1.5 m from the slit. What is the width of the central max y89jqhsbo xqz4:* ;kcimum?

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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 mkban x 43ta4/em. An observing screen is placed 2.00 m from the slit. Find the position of the first order dark fringe from the centertka44/x3aebn of the screen.

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71#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 580 nm is incident on a slit of width 0.300 mm. An s9e o;h;k68*vvot ovr1 az;zrobserving screen is z;9skv o8 oro vh za;v6;e1t*rplaced 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 with 7000 lines per centimeter, its sbz,2a wbbn25h ax17m zecond orderab xb, 1mh2bnw75z2 za 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 5000 lines p f2 -v;lfwpdk*g8 t:tker cm. The angle between the central maximum andf28tp;tv- l*wk d:kf g 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 grating that is 75 mm wide and ru+5 7tklyd3 xpeled with 50,000 lines. The second-order ma+d 5 3xlky7eptximum 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 experime4ct3tsxs) wa2 nt, light of 600 nm wavelength produces a first-order maximum 0.350 mm from the central maximum on a distant screen. A second monochromat2)xsw3c tst4aic 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 ruled on 5.mh-nth 9 oafit. What is the angular separation between the 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 nho .59t-nmf ham?

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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 grating. 4 idxb he80nusq0z7 7iIf the grating has 2000 l0 i4ud7bqs8 z0e xinh7ines 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.5pa 34r arwo-b1v/hej If the first-order maximum occurs a r a-v35wr1 e/hjp4boat $20.5^{\circ}$, 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 norm hjsy.8x1:y be:rtan5ally on a grating. If the third-:nyrhy t1b 8 .axj5:esorder 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 wavelengt7iuso+l9xttd7(qj .z u9zhr:xbt8 1h h 500 nm is incident normally on a grating. If the third-order maximum of t urt 7(9zt8l1 h.:oszxtd qjxhbu+97ihe 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 long is separated from another glass plate at one end qh+.bmu xv-) pii:-zv by a stra)h v u:-z+-iq p.xmivbnd of someone's hair (diameter 0.010 mm). How far apart are the adjacent interference bands when viewed with light of wavelength 600 nm?

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82#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A soap bubble has an index of refraction of 1.33. What minimum thicknessk2pga b ) 3/w9kicvfa; of this bubble will ensure maximum;kgi3b2k a )9f/cpv aw 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 the min+n z40kpv9j fiimum thickness of film that will give an interference when the light is incident no4nv+fzpji 0 9krmally 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 c4esgf+,mg1fz0pg 7s;iby j2 p*; t +u)hnwskdoating (n = 1.30) on a glass ekd tg i720+hf+fgpsy)gw *n,s1b ;zups; 4mj 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 uuvc.u e loct.ox1yg)q2t 3u0 +npolarized light and the intensity of the transmitted light is 1. A second ideal polarizer is placed in the beam with its referredc2u3x )0t +u ct.glyevq 1uoo. 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.fe kb,.+ qvzn 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 glaq gw 7 v;15i(hskheiz8ss at an angle of hehwq58(v;7 1kszig i$57.3^{\circ}$. 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 througc9aqietvu0n:j.1 x m nsjm072h a polarizer-analyzer combination. The transmission axe1 vncx970sj0a mu:.m qij2n tes 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 crfnis a-f2b0 49a d m;k,w(nrjalm water is comn9r(;mk- njbfaw4f0ia d ,rs2pletely 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. q+k1y. rzovlqv;ak4 ,In this process, the intensity of the light transmitted 4qlvyakv o ; q1+,zrk.is reduced to 10% 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*2wzh ,t j2cbw6j( eyy traveling in vacuum and reflecting off a piece of glassbhjy w2,2tez c (w*6jy of index of refraction 1.48?

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