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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 princgdt;ibk, t 8+ziple.
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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 falsepqxq*6yl36 ;ybv zg,e 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 attrir0idlx j60 3j omwr+g+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 light is attri q.hchgcik0d 6r8lrxc9l 2* *8)coroybuted 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 densi*3pyaufumua q,-drgk4h71sm z, c5v 2 ty,

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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 (wavelengthzbc1eii b5z z)z* .wyd1:j*yo = 590 nm), originally traveling in air, enters a piece:ei zjd*zi ) *y1zzb5b1wocy. of glass (index 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 (wavelength = 590 nm), originally traveling76 h7 hjgevz,d-/il6 z:i xced in air, enters a piece ofihv6,i z zelg-x/d767 d:hj ce glass (index of refraction 1.50), its wavelength

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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsible for light spre+2gj.9f) t i u3 rmok1 rdv01+ieoqwneading as it passes through a narrow sliti vmik392n 1+r+o eu od.qg0fwt1)rej?

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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 byfc( h2wqek komozh d.(z70qi:4o.w n/ large objects such as buildings, whereas light is not notifh kmqe/47ncd.(zoz w0 .(oq:2iwo hkceably 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 light p4hm / ezoh -;f(nhw-fc;* ejy1c kdf)nasses thj;;z1 ) (e-h fk*hfmcnnoe/-wyh cdf4rough two or more narrow slits?

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11#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two light sources are said to be cohek1 ,k q en05uvf6xf4/ci ;jph3-vqlrorent if they

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12#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What do we mean when we say that two light rays striking a screen are in3dhmgp -qig 57k nac+*wfi;)v phase with each oth*dgv3g5 mw-; n+ 7ah)kiiqfc per?

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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 pati ozdk*bd+ e +tc+o3ts9 ab3u w7vf71bhs arriving at point P. If the maximum constructive interference is to occur at point P, the two bea3kbio1 f e+w7vdo 9+uc 7zb+bdtas*t3ms 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 arrivingi0h 8okw6 av)g at point P. If the maximum destructive interference is to occur at point P, ta6oi v0k)wgh8 he 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 t0+uiuw +* jwbthe central bright spot in a double-slit experiment, lbu *iujwt++w0 ight 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 bright spot in a doublei1xoyf q: (0es-slit experi s1i(xfy:0oe qment, 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 spothc4 41 txio72au5+tht mjx g0a in a double-slit experiment,ta7x g4t+2x utmhcj 05o1ha 4i 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 b2d,nu5q 4wvaj d+ 0fowbvz+; detween the slits decreases, what happens to the distance between the interference frjw0d 5uo,+zdnf4qv2 bwa v d;+inges?

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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 dis7fw0llxa5qd-o 8. zdy tance between adjacent maxima on a remote screen is 1.0 cm. What happens to the distance alyddw.5-7lxz0 o8qf 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 travelsoo**k 9k9stv4cl *cc m 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 h3oml wfp lvf)-1mj 94slit experiment arrives at a point on the scree)hf-po1 w49mmf ll j3vn 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 obtc yysm;wknpk9n2 7( 0hxq5fz.ain interference fringes in a double-slit experiment if the separation of the slits is less than the wavelength of the ligkq0n(nk 5.9y p2m7w xzsf ych;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 betweenur3h0adeuupbw)qxs6258c5a 7w g oa8 adjacent maxima in a double-slit interference pattern using monochromatic l au) raw52goe7p8u85au3xqsd 0 bhwc6ight is

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24#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The principle which explains why a prism separates white light into dir :1sr7m h;mo zeph0jg(:ork(fferent colo01r( moep;rh kmz::jgho(7 rsrs 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 amk y13,)dw+sbkd lz+dllows 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 slighv* :c+rm 3y;fjkojgj/k3iw s,jg+j t9tly shorter than 400 nm is called

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28#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light with wavelength slighdc7u rk+i*eb; tly 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 undergoel)w+8+ls 9f 6ipscr ,vp bzuy 9b5f;geyci 1y0s the greatest refraction when passing from air to ul lif1 we)9bcz v++sc9p06p8yys;yrgf5 i ,b glass?

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30#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which color of light undergoes the smallest refrace aewpzqz*h .apea9 38)f*(qo tion when passing from air to gaa z.ope8apqzw*qf*e 3e9( h)lass?

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31#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of white light is incident on a thick glass plate with paralle,an 1a tv 6f2ng-pv i/9qdvur*l sides, at an angle betwe radvnnu-2 i61ag/ , vv9*qtpfen $0^{\circ}$ 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 hs))tc lp i,,mx/ xs5wylvc98lolds up two fingers, with a very small gap between them, and lot ,lc,l5 iwypmlc8)vx/xs 9)s oks 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 experiment, if the width of the sliraehx5;qg 5z2up it2 9t increases, what happens to the width of the central maximum on a scre5ptea ;22z r qugh9x5ien?

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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 4000 lines per cm and the);d,d xm9+k8dxr tei g other one has 6000 lines per cm. Make a statem,)txmdgix e 9d;8k+rdent 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 widsomrhd.f t5 (,qad f4 64ad;wth the same slit separation, the only difference being that one grating has 3 slits and the other 4 slits. If both gratings are illua m(6o awd;4. fhts,qr dfd54dminated 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 oilx/4 +dnim*0 czg zkr2a slick 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 monochromatic light waves can interfere constructivels))yq *u fqogbkgz:7 5y or destructively, depending on their phase difference. One co 7gbyg)*)oz :usfq5kqnsequence 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 glaspw:z)4u p+/hbz8i9t xyil r j g..ebi**ytn( ss, strikes an air boundary, thertz. unp* gxii thl*j+s(:z e89ypbiyr.)w4/b e 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 reflecs jyz5c4t*)yytm ;htkfjd5 98ted by a glass surface, there is4jthyzt *) s9fy5k;my djtc58

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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 becovm y3/v*wan2 /vk:ln smes very much thinner than the wavelength ofsaln3n/vkm:w v 2*/y v 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 lightu;nt 3(s ;eq.u6ab ifi in magnesium fluoride, what is the minimum thickness of magnesium fluoride coating thatis;;u .ut b(i qea3fn6 must be applied to a glass lens to make it non-reflecting for that wavelength? (The index of refraction of magnesium fluoride is intermediate to that of glass and air.)

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42#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A convex lens is plac 9 1,jhw2yyttm mc-n-ded 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 mhwcj- tnt-ym ,1 2yd9at the exact center of the lens where the lens and the glass plate are in direct contact?

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43#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What principle is responsible for the fact that certaii ;/sfqa*i j6pn sunglasses can reduce glare from reflected surfi; ajpq*s6if/ aces?

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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 definecw m /skl,0.-: . vejycol*ryl1 k7glqd 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 dichroic (l5dq / eeuc/4w0vy egmaterial like a Polaroiqy5 ( /c4dgveul/0ew ed 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 perpendicular t9hi c lyilnv,fg1j.w:tce930o each other, what is the percentage of the incident light which will pass the tcf:ehcyjt l 9 ign,l9.w03i1 vwo films?

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47#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Sunlight reflected frlbcnd(5 :e:m,x 1.kgvwm r9bpom 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 sunlight nfysl r0:qder1zl*m / 5 a vuo wb-)u7(g4bf(sis 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 foll gy0t70txp v5kowing 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 m9m iwwn g;-g2lsyd,,n ore blue toward the zenith (overhead) than it does toward the horizon. This occng9 g2sww,,nil -;dm yurs 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. 0hcj3 d *ks hng5qy3,kIt passes into glass, which has an index of refraction of 1.50. What is the wavelength of ynk0jhg sdk h53,cq*3the 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, whd w uyj3-233 de.qhtkwich has an index of refraction of 1.50. What is the frequency of the light inside the glass?2eydd.jwhqwt k3u3-3

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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 pass6vb ;qx7 q(cwhmrb8 j6es into glass, which has an index of refraction of 1.50. What is the speed of m (xwb;8h67q jq vr6bcthe light in the glass?

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55#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 550 nm in vacrmxm6.uzp n7 5;5l6 r;q b2qzw7c cqcyuum 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 ra0*36d3xxk6tqrjjj -q k:ic in air is found to travel at $1.96 \times 10^8 \; m/s$ in a certain liquid. Determine the frequency of the light in the liquid.

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57#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 55: izggw6:ldbgg0sea: 0* t-kr0 nm in air is found to travel at $1.96 \times 10^8 \; m/s$ in a certain liquid. Determine the wavelength of the light in the liquid.

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58#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two thin slits are 6.00 mm apart. Monochromatic light falls on these slitsj7x46/eh(ck dexteyb1t zgk+t 28d5 o, and produces a fi 75 zxx 2gd+d/ek6yt1 4kb(ctoej8 thefth order interference fringe at an angle of $32.3^{\circ}$. What is the wavelength of the light?

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59#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 575 nm falls on a double-slit and the third order bright frlvmd+-.1lg ujgcs55l j4z 3 wsinge is seen at anv5 51l4z3+ dgl -jm sjuglwcs. 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, ik uml;on3+odu.+ q(b of the separation between the two slits is 0.050 mm and the distance from the slits to a screen is 2.5 m, find the spaciol +bkq+uuo .mno;d (3ng 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 57- r ldwoeg,e z;+uyh2.0 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 thr- ;lywu+h oeg5e,7dze 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 apartfc,aaddm7hk,4uk vs2,1 pbt 1g: h 6ha. Monochromatic light of wavelength 634 nm falls 4 kv, uadakhsgm6bh,17pah1c2,:fd ton the slits. If there is a screen 6.0 m away, how far apart are adjacent interference fringes?

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63#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A monochromatic light is incident on a Young's double slit setup that has* lzu*k6xf0eq a slit separation of 30.0 mm. The resultant bright fringe sepaf0l6x z* k*equration 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 containing9xy7v-szpv.*;iozwg0wozsg(2gc *: 3 kesx o two wavelengths, 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 nm and 1.4760 at 700 nm. Determine the angle between the two beams in the73 z ; o2gc9-(ze*:wvvozsggwkoixy.0s xps* 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 (waveleng*ih,) nxih p)gth 480 nm) and red light (wavelength 670 nm) is incident on a thick piece * hx) nphigi),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 mmgb wc q;:uec(/. What is the angular width of the centrab ewc;u(c:qg/ l 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 (n o zm,6q8paj ,vppn-is 0.050 mm wide, is illuminated by light of 550 nm wavelength. What is the angular separation between the fir n-(6ap, 8z o,qpnjmpvst 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 onx5s4 y/:cjhch 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 /xs:hj chy45cpattern 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 n-o chck+ 9rp *tpl3y,nm is incident on a slit 0.20 mm wide and the diffraction pattern is produced on a screen thatnpk cc3,9thp o+r-l* y 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 inrvs u*gj+;j q4labh3 4cident on a slit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the jr;4 lv3 g bsuqj4*+ahposition 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 ) .4v ak5ynr*o bz5 qi:-dhaq3dhqy3w.300 mm. An observing screen is placed -z3q hy:i.wy a5rqd4oba 5*dq kh 3)vn2.00 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 w:a a+d rc-vy+(qdk w9dith 7000 lines per centimeter, its second ordey9k(dd++ :w-a rc vqdar 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 ha8xmu:28)k;fkq3 wllqac lxg; s 5000 lines per cm. The angle between the central maximum and :)mkuakx l ;g8lfc;lqq8 2 wx3the 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 inctq j7 ;6d( 4u hmf;phu;etea6;uvsyu:+,uy hbident on a grating that is 75 mm wide and ruled with 50,000 lines. u(ye;m;76hv6d :;jhquu 4 t,h ubsfu;ea+ tpyThe second-order maximum is seen at $32.5^{\circ}$. What is the wavelength of the incident light?

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75#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a diffraction experiment, light of 600 nm wavelen dwhc6 l so )mp2,,9t:ar-jcvhgth 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 is the wavm)- 6 c,ot9cvh2alrs w pj:,hdelength 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 ce 28nwacm 4sl(a9au/ jsntimeter ruled on it. What is the angular separation between the second and the third orders on the same side 9as(ac84ua lw2ms/jn 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 gratigg7wt h21cjz7 ng. If the grating has 2000 lines per centimeter, at what angle will red light (640 nm) appear in zg7 ct2gh1w7 jthe 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 fifd++ . 7ljdu;nax k1sarst-order maximum occurs dnj+ f1 kaax.+7 ldu;sat $20.5^{\circ}$, 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+9muipj- ie*e5 wv m;n u70xst a grating. If the third-order maximum of the diffraction pattern is observed +eps 57mxv ne- jwuiu9*;t 0miat $32.0^{\circ}$, 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 norm.(pnhc s)3 b zs/n9z:kply5au ally on a grating. If the third-o9aspy :s/nc bzhu3)5.zlkn p(rder maximum of the diffraction pattern is observed at $32.0^{\circ}$, how many total number of maxima can be seen?

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81#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A glass plate 2.5 cm long is separated from another glasss*vpj8 x3 ,mpn plate at one end by a strand of someone's hair (diameter 0.010 mm). How far apart are the adjacent interference bands when viewed with light of w*p8pm 3nsvj ,xavelength 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 thiugx3:22 cmajz ckness of this bubble will ensure maximum reflectance of normally in:cg2x mjuza23 cident 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 illumini ir l5 5ud3bia6nsw*u6q(+p,vbb 4 soates a soap film ( n = 1.33). What is the minimum thickness of film that will give an interference when the li 5bqu v34 6*(du,swn6i i s5larpo+bbight 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 thickne u5w/r2amr1.oui :rszss of a nonreflecting film coating (n = 1.30) on a glass lens (n = 1.50) for wavelength 50rr5m.2i/rs 1u wou:z a0 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 isi*wm1dku-i8 f placed in a beam of unpolarized light and the intensity of the transmitted light id-wik 81umi *fs 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 directio.g:h ua +nb;myn 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 piec- ihv)cq,k8ote of glass at an angle of t8qichok- v) ,$57.3^{\circ}$. 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. j :du 2uo,czz2h39exx The transmission axes of the polz e22,dcx:u hz9o3uxjarizer 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 ref4y4kuw ,/l;ygo.s hnw lected in calm water is completely polari ,wuylh4k gs/nyo 4w;.zed?

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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 polarizexo5*-hy -2 lt7bltdqkr and then an analyzer. In this process, the intensity of the light transo*72 ky-ql-t l5d bxthmitted 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 traveling in 3 b 8kzgvl:xm0vacuum and reflecting off a piece of glass of index of refractiom lk8v3zx :b0gn 1.48?

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