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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 princ szw/(fslub0 cfn,b*: iple.
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2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which of the following is a false statement5aowsod f3:y3lo ,/ gz?

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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 attributed m yh,gmryq7-/yb.bi 3 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 attribub:eqdce:- yw 1ted 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 mexb wa+x ouozwz 2(5)z7 +.ixrtdium of different 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 (wavei cgd, 186c . jlonvo1g56yzxhlength = 590 nm), originally traveling in air, enters a piece of glass (g gdn.1 ojy8, hc16 xzcl65ivoindex 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 (wavelen hwm61r6ae gp-gth = 590 nm), originally traveling in air, enters a piece of glass (index of refraction 1.50), its wavela1- mwe 6g6hprength

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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is re 51 1th:vb9 ye,ko* ncw0rijptsponsible for light spreading as it passes through a narrow s9bnw1tc,ky1tp0 o5 ei: hjv r*lit?

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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 largwh*/k+dvdxtx au8fd.n :2q v- e objects such as buildings, whereas light is not noticeably diffracted+ v-2w q/t. dv8ndu:hdxxa*f k. 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 responv *e0:ug5f(8lbrtfq tsible for alternating light and dark bands when light passes through two or rgt*q5u(l vbfe:t80f 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 coheg7 c r:oayz.7irent 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 00 r4)wrg 2w2rok3qci ac d/yptwo light rays striking a screen are in phase with eaci3o2k)cr0qcgrp2wwy/ 4d ar0h 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 dif e259 z8eofs* macl8ymferent paths arriving at point P. If the maximum constructive interference is to occur at point P, the two beams lya 2zc5m98e *s oefm8must

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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 diffe.odoqqy w cfjhr1c bl9(7/*p9rent paths arriving at point P. If the maximum destructive interferebyqfp/jr1co doh 9.w7c9(ql*nce 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 s4 gh df )kh08qsxh jc5.7e 7;g;au zh/6klgmoon either side of the central bright spot in a double-slit experiment, light gk4 7kml)gq jo/8fh.sh uxz;6cg0s ha;7 h5defrom 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 bright spot in a double-sli1d4m uzd+/7nji tmy* pt experiment,+it1y dnmz j4upm*d7/ 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 either side of the central bright spot in a doubtm z209 3(lw9n1xtfjho 0 xsthle-slit extsh(x 3tx100 9hnlo wf9t2m zjperiment, 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 separat+ed05i a vzhu0a,a+ae ion between the slits decreases, what happens to the distance between zah+e0da5ieaa +0u ,v 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 *w .8q : r)jwb.gzudnjis observed that the distance between adjacent maxima on a remote screen is 1.0 cm. What happens to the distance between adjawq*:u.rw . jdbj )g8nzcent 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 travels path rpne: 8*x5whntjwz r,0p-e5w$P_1$ 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 experiment arrives at a poi2zfiui;g3 e b75 un65t-hkgf xnt on the screen one-half wavelengt;i3ztf uf7 i-hgn62e5k5buxgh 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-slit ex n 7gup;hri6-xperiment if the separation of the slits is less than the wavei ;rg7h6n -pxulength 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 adjacenypgy:j *i e0,5eezzg8t maxima in a double-slit interference pattern using monochre,zjp yz iy58ge* e:g0omatic 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 who7x:8 l m nbuf,cdem5/y a prism separates white light into different colors isbu/ :n87lm,m 5xeodfc

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25#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The principle which 0n(8nriwx;cohn w :w 8 -+ynit-7k1poyp1 cpfallows 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 thav3 2z6y6qwjb -kfl0zon 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 0t2z5zk szj* )dydzw,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 when passing from air3*awr)1y0awnzakg :mvy(g q 5 g 5l :ukcbrp05 to glassagk( my v0:ql*5az:n)r 51wu wa5gbkp0y3gcr?

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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 when passing from n5.a 9/9 ic mb lcglf;to(o:cdair to glass?n /tmc f gba:ilo.9(olcdc;9 5

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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 pauzjdh vz d*; :hs+68glass plate with parallel sides, at an anh6dp ha; dju:*z8s+vzgle 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 ho ukte1x5rvf1(lds up two fingers, with a very small gap between them, and looks at the light sour r(etxvk15 1ufce, 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 expe5s,.x7 yate ,q zqnzi)riment, if the width of the slit increases, what happens to the width of the central maximum o ie7)x,az,5qty q z.nsn 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 has 2d6,zho7q ;4rfqz/z,qd vds m4000 lines per cm and the other one has 6000 lines per cm. Make a statement h4d/fz v zsqdqrz7d6;m2q, o ,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 yxs vo( 1 b-ocx-oiscy3g xb4wtu.733 the same slit separation, the only difference being that one grating has 3 slits and the other 4 slits. If both gratings are illuminated with a beam of the same monoog3s7cwby tc.1x si-uoov3-4x(3x y bchromatic 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 slicks0 y c7wnth y/7brp:s8 are caused 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 monochromcs-)jmx3q dp w t;y)a2l4ex)iatic light waves can interfere constructively or destructively, depending on their phase difference. One consequenaqwy 4)3pmsx) ;2 ej-lxci) tdce 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 glt*ohc7gboz n4 qsx9 02ass, strikes an air boundary, there isgs0zbq2 9cxo7nh*4to

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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 reflected beozotwtdrwp)/ g0+, 1y a glass surface, thopdrogt +e)z,1 /0twwere 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 becomesja5 q)yfytd5+ cdt ;m; very much thinner than the wavelength of bluey5maqyftc+) ;djd t ;5 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 magnesi v;ffa+56bfoy um fluoride, what is the minimum thickness of magnesium fluoride coating that must be applied to a glass lens +ff 6yfv5 a;boto make it non-reflecting for that wavelength? (The index of refraction of magnesium fluoride is intermediate to that of glass and air.)

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42#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A convex lens is placed on a flat glass plate and illuminated from above wundk z8*0 -mw2ftif s0ith monochromatic red tkfmsfd0zw2 0nui* 8-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 fw 4ynczbd/y9mm y j(6 7:vc+ndor the fact that certain sunglasses can reduce glare from reflected +y 49n wdyb:zvjn 6cym7m(dc/ 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 d2ewv/l )0ggz+ 1 mjbipirection 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 w0 w1w*w tlz4mobtain polarized light in a dichroic material like a Polaroiw* w4twl0zm1 wd 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 are per4kfy 1dc x nlk;cw7p 7w.osv+,pendicular to each other, wo 7dv.+s 1fycc,n7x kkw;pl4what 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 fr+9-e u2 t/+hl-1vy xmjvw:+yb j oefcjom the surface 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 sunlightoakg /yw e+()v is greatest at

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49#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In which of the following is diffractioego9y ,em 5:s,zowh4 bn 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 m,pilch t2538k enwzc;s2ml+ pore blue toward the zenith (overhead) than it eli;tn8 2zps 32p,c hlk+wm5cdoes 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 nmhfjnk yw66. igo *-kz( in a vacuum. It passes into glass, which has an index of refraction of 1.5(kiyko-zn6f jw.* gh 60. 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 nm3 izlt t5 t7f b5nh.tjs wi))f.9cuu*y in a vacuum. It passes into glass, which has an index of refraction t ))y*iitc39u7 ntutffb.w55s. zjlhof 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))03ymnmqd qys (rqw.. It passes into glass, which has ad(qm 3y)qn yrs wq0.m)n 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 icbh.-r /oqw2o.ww +dj9vwkg2n 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 isf.ak zm1+dapct2k8 x 3 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 nm2/yd nwy s 9c-*bbqsdbf44g0 p 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 6b ;q3)r zbol.a.00 mm apart. Monochromatic light falls on these slits, and produces a fifth order interference fr;bl3 o).z arqbinge 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 :rf *qtfhe1cfk9v9o62cjk , j nm falls on a double-slit and the third order bright fringe is seen at an ang *,f jf:61t2ef 9hojrkcv9kc qle 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 between tgb21 u -ob1:sh6gs uuu:p 9wbl4v-w gnhe two slits is 0.050 mm and the distance from the slits to a screen is 2.5 m, find the spacing betweebp9lug -b2 :b1ngsu uuw-4s6whovg:1 n 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, tqajl gz3iri0v1vs*h 3w :yd;j41 6imlhe slit separation is 2.0 mm, and two wavelengths, 750 nm and 900 nm, illuminate the slits. A screen is placed 2.0 m from the slits. At what distance from the central maxii* ii4:rjm06v1s;h1 v3lqa 3 zw lydjgmum 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 wavelength5 jotl( m4w3pq 634 nm falls on the slits. If there is a screen 6.0 m away, how far apart are adjacent interference fringespjqow3lm 5(4t?

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63#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A monochromatic light is incident on a Young's double slit setup that has a slit bzs-cuc0y,zzwm l-v4 gta205 separation of 30.0 mm. The resultant bright fringe separation is 2.15 cm on a screen 1.c0w--2gamzs4btz cuv0,l5z y20 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 waft +(bsd ote4f-85nt lw7a+ revelengths, 480 nm 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 nfwrtb+dean 8l45 -( e tost+f7m 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 (wavelengtha h(k(zt4w1 lo1m5 :psxzb0wz 480 nm) and red light (wavelength 670 nm) is incident on a thick piece of glx:tszpl 0hw1m5o(1(aw4kzz b ass 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 tt-e(eh dmwm1w3 5k*uzcbr l// he angular width of bh 3*t u/zklerc-m51(ww/ edmthe 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 *mf:q,wcpvw wl1 wdl3 7sb8.nwide, is illuminated by light of 550 nm wavelength. What is the angular separation between the first twobfdvlm n3w1,*:ww.sw 7 lp 8qc 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 f sbb4yq;ok:-boi.jx9 7a sc 7a 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 a sq-oibbby s7 .9j oxck4;:7fpattern 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 wide0apyw0 ckqm it9d3j- / and the diffraction pattern is produced on a screen that is 1.5tak0iqpw/0 3d- cym9j 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 iziv6d7 o4ib9 incident on a slit of width 0.300 mm. An observing scre 79b4ii6o vziden is placed 2.00 m from the slit. Find the position of the first order dark fringe from the center of the screen.

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71#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 580 nm is incident on a slit of width 0.300 mm. An obs:7/jh /mjrbw werving screen is placed 2.00 m from the slit. Find the width ofb wm7:jjr/h/ w 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 pep(om 2d m8egh8r centimeter, its second order maximum p8mdhg( 2em8ois 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 angle between toe plh5d bm:83he central maximum and the fourth order maximum i8mp l3he o5:bds $47.2^{\circ}$. 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 ab a) z6.b ut)w*nb1/aqwg( bqg grating that is 75 mm wide and ruled with 50,000 wut b1 abz/.qn)6ggbq*)w a (blines. 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 wavelength produces a first-ordedtp(qykjzcc6; ; gr20 r 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 central0(pqt;jrkdz ;6 g2cyc 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 n p9lnq sl5-,wit. What is the angular separation between the second and the third orders on the same sqwn-,s npl l59ide 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 grating. If the grating has /nr b4.9m;bn3mxe kfx 2000 lines per centimeter, at what angle will red lighxnem.n4 3;k mb /bxfr9t (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) it.3p9yt;o. vzqt thd9s used to calibrate a grating. If the first-order maximq dp9 9.hztttt.ov;y3um occurs 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 normally on a gm7n l ++npcc8g0ib dj2rating. If the third-ordmcjid cl+gnn 87b p02+er 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 normallfepgii yvy7i:(vn,b7 k4qz 13y on a grating. If the third-order maximum of the diffractzyvg3(i v7y 7 if41p: eqnbk,iion 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 glassc9e rc4k(w m(cd0zb1r plate at one end by a strand of someone's hair (diameter 0.010 mm). Howeccwd m1 r0(bk9z(4r c 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 /j9yf*gr5s m.eg hnr )of 1.33. What minimum thickness of this bubble will ensure maximum reflectance of normally geys.mhrn r)fg/j95 * 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 fi8*-v8qe agb+udj-mmf lm ( n = 1.33). What is the minimum thickness o-+-a*bf 8qgve mdum8j f film that will give an interference when the light is incident normally on it?

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84#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What is the minimum thickness of a nonrefl38qx mcaeot-- uufu3:n0aw 2recting film coating (n = 1.30) on a glass lens (nmte:2ow3 fu-qr 8-uc0uxan a3 = 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 ploc7uzcop0)8q z:b wnp u3zl e0 dca9,6aced in a beam of unpolarized light and the intensity of the transmitted light i p) ,a9 coz0:ce8z763qcbupw0nuld zos 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 rg2y*,qr a ptdxptr;78 j16mo lotated $30^{\circ}$ 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 (oktljq73yeb (pqmi 5 x).n)d strikes a flat piece of glass at an angle of dki)q )oyp.lmtb5qe (7 nxj3($57.3^{\circ}$. If the reflected beam is completely polarized, what is the index of refraction of the glass?

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88#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Unpolarized light is passed through a polarizer-analyzer combination. The 0s/ *hr /0lzjwsc- kj..ltnfma9 on0xtransmission axes of the polari.z.onsmc hjl/ *00r -nx wt 0ajl9/fskzer 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 homx9c; cf)rs3s rizon is the Moon when its image reflected in calm water is completely pola9m rs fc3;cs)xrized?

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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 througwv6c jtrho9 6/:rm *dfh a polarizer and then an analyzer. In this process, the intensity of the light transmitted is reduced to 10% of theh*rd6mw 6 rov9tfj:/c 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 Brewsterh3l+e i*zhu :p's angle for light traveling in vacuum and reflecting off a piece of glass of index of refra*+ihu h z3:plection 1.48?

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