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习题练习:Physics Unit24: Wave Nature of Light

 作者: physics 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 principleq1eenq-f lo*a :m8na24*wlw h .
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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 stat/ra lgy9kpr-7ement?

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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 attribute/vp j9m,j7hl bipefl*vx85 j1d 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 1 kgsx*4b w9cz h4bd1iis 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 me f p j.h,kce)u(b8-kfxdium 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 (wavelength = 5dl7yys 61p yo*j,z jv490 nm), originally traveling in air, enters a piece of glass (index of refraction 1.50), iy,yj y 41*jdol7v6sp zts 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 nmrj8 0nsyb j+u)), originally traveling in air, enters a piece ojsj+08u bn )ryf 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 spreading as it passerqv sa3py6t24 b/eo05 etov1 ps through a narrow sliy poee6qt31r0 opat 5s4bv2/v t?

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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 buildings, whe 2n(-/by)e8.ldp 5nhxiwtl kzreas light is not noticeably diffracted. Why is this?w).zbk/n ne -lih2td8xly( 5p

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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 lighta q9v (r f2g 3xhn13qis6ndlch: l)or5 passedn2s1rqi(v rga: nhxhq3 3 9fc 5l)lo6s through 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 coherenta;ma .7l 6 x7wao/xaix 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 li1vl9t8yv wrubo2s6:jj p xw04 ght rays striking a screen are in phase wi8l0jvw j 2xt16bspuv o9r4:ywth 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 differen(e+nlk :4ne7nmx vgy* t paths arriving at point P. If the maximumeynlk *+4 vm:(7x enng constructive 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 light travel different paths arriving at point P. If the gl:d),agjgwf;v 2.fq maximum destructive interference is to occur at point P, ta:v,2 qg. ;dgw)lgjff 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 the centrirezx 9hc;f,+y qn0m,2pru m1 al bright spot in a double-slit experiment, light from each opening arrivfpmc2y,ir,x0nrzq um 19+h;ees

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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 ozi (vld*d7 t6in a double-slit ex6 dd voi7ltz*(periment, 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 o2sccwhy r7o kuchs1 . -b(2)pbqpp r(+f the central bright spot in a double-slit experiment, light s7wyc 1oq u -hk.cb (rhrp2sp(+b cp2)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 experimentyqc jd-z55e hrt s*,n;, if the separation between the slits decreases, what happens to the distance between the interfer*rj ,z-d; y sqnt5hc5eence fringes?

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19#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a double-slit experiment, it is observed t59fy-mapd77 v)f) jzm iqbq9 vhat the distance between adjacent maxima on a remote screen is 1.0 cm. What happens to the distanc vm9)pz75i 9-m qjvf afbyq7d)e 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 liw0- e;bwu8,w:hbj k*vxtuol5-z uw b3ght travels 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 Yog (n2eg 8mkv45qa :mscung's double slit experiment arrives at a point on the screen one-half (v2e8 nm4 kqs:gca5gm 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 obp6o+gl1 rvs: ayr(a (itain interference fringes in a double-slit experiment if the sepa+v sila6y(g:raro1( p ration 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 maxima in a ,.b bi 57o udvp4bscv,double-slit interference pattern using monochrs4b v5 bc vp,ibo,ud7.omatic light is

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24#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The principle which explains why a prism separates white light into differenj)70vwd oxns0c1gz d7t color7)0g0vnd csxz1w jdo7s 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 hllx*nxb fc*,y i2v(: 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 called8bs (bng3 g ve/q/*dm;+( xmxpua y1iy

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28#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light with wavelength slightl4/oju 7 qn3wily longer than 750 nm is called

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29#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Which color of light undergoes the greatest refraction when passing from air t1/q+q)g,/ vwdyl )kt qguv:ixo glass?kg)y)i/t guv/x wv qq,:d1ql+

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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 under )dgy54fu l wcnweu1( :z;k6lsgoes the smallest refraction when passing from air to g6)(we k; cwns1luf:z4y5ludglass?

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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 parallel sides, aol 83:r6h,x8rxik6b ii gbc:at an x riclk,gbx8ih8o:3 ra6b :6i angle between $0^{\circ}$ and $90^{\circ}$ with the normal. Which color emerges from the other side first?

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32#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A person gazes at a very distant light rq 9jhb7a: 3 b4taynnb)1nlo;source. If she now holds up two fingers, with a verb7rh n:4)ao1nnjbb;q39 aylty 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 experiment, if +krlnsa8vjl0*5 (bxz7)p w htthe width of the slit increases, what happens to the width of the central maximub5(vzjx*lr n80lw ak)h+s tp7m 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 gratit cy53wijxt4 ,ngs; one has 4000 lines per cm and the other one has 6000 lines w cyixt tj4,35per cm. Make 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 witnw77w74ccg+2 zn mpf oh 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 monochromatic light, make a statement concerning the separation betweegz7mnnw f7o27c+4 cwpn 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 causeg *mm+j5l;xfz d 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 twrs7w ob9bt (7vwvcn 88o monochromatic light waves can interfere constructively or destructively, depending on their phase differ7(8o b crv7b89wsvwn tence. 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, which6zubaif0)f :bw3 qlv *pnd+j1 is traveling in glass, strikes an air boundary, there isadf6l z ) :jf+uq31 nvi0bbp*w

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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, ikw-/6sffa i0az i0 3wos reflected by a glass surface, there- kwoafsz fiai/w63 00 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 wxsy8;jn;7tkn/x cbjz4 vq+5a hite light. As the film becomes very much thinner th7txj8a nyxzc4 ;v bk+s; n/q5jan the wavelength of blue light, the film

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41#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In terms of the wavelength of light rc )2qnn rmyy.;i3a 5cte-g2gin magnesium fluoride, what is the minimum thickness of magnesium fluoride coating that must be applied to a glass lens to make it non-reflecting for that wavelength? (The index of refraction of magnesium3c.e-5y)ycg inntr2g2 a rqm; 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 a5p61jyf-vjewdaz m :4nd illuminated from above with monochromatic red light. When viewed from above, concentric bands of red and dark are observed. What does one observe at the exact center of the lens where w-yjzvp5f 61m jead4: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 thatpej6)n7bc;c n certain sunglasses can reduce glare from refle ;n cc)jpe67nbcted surfaces?

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44#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  For a beam of light, the direction of polarization is defxw,tsibkmhu: h-x **6ined 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 polarize zfuocr39u5 8 mj2e25k* igxred light in a dichroic material like a Polaroid fi5fgr2keuiz3ur x*m o5j 29ec8 lm?

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46#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  When the transmission-vrit4 ; ..jv uig2ag*5tyu yn axes of two Polaroid films are perpendicular to each other, what is the percentage of the atr v u5y 4;2*yvjigu.n.- igtincident 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 sure-hykrzn*0gy q*i(arx0ow20 k 3 bo0rface 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 great(tiec. 74u r;ste14sl.yzso6/ ck;re pz k m-oest 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 diffrq a w9akc6hwr:o dp udad3+ .u;jv4;,+l5rjgfaction 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 zendl ey5rl(ci 6s 9sjgl) +es*(gdot5 6vith (overhead) than it does toward the hor +9tvdc dsyl(gs6elgj(l)5 5i*res6oizon. 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, whi w8 n.rx*gbq*ey)vcq)ch has an index of refraction of 1.50. What eg)qnb q8cx*wv) r*y. 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 into glass, which h3j1joqm avdq1vy :51uas an index of refraction of 1.50. What is the frequencyaomu1 vd1 q5:jqj3 v1y 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 vacuumorgk5 0b+tg7/pu : etm. It passes into glass, which has an index of refraction of 1.50.rttep7:kog0u /+ gb5m 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 nmzjv 25ebef 3*x in 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 is found to trave cbtv 6)uuld7o)mf6w t2x7oe+l at $1.96 \times 10^8 \; m/s$ in a certain liquid. Determine the frequency of the light in the liquid.

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57#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 550 nm in air is found to traveco cmi .ie3, him.)*4to.zeepl 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. Monochr9abe 4mxr( )/zvtuvb. 8r kg8vomatic light falls on these slits, and produces a fifth order interference fringe at9g xutbe rvvak)88zb4(. vm/r 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 ayhd:.h i)n xqou4v 6,fringe is seen at an )i 46vy.nqo: h,d huxaangle 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 the two slits iyedwai((lo(ih6a6nyb- symuu2 m:, 0szv u ::s 0.050 mm and the distance from the slits to a screen is 2.5 m, find the spacvmma: bzy 2: sh uod-a(ni0el,:usyi6(u6 yw (ing 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 mm, and tworiu-mtgdj:4 ;)begpvzfr1f. 9e 7 zm6 wavelengths, 750 :-zdp fv; 6b) z914e.femmj gruirt7g 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 coincide with a bright fringe from the other?

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62#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Two thin slits are 0.050 mm apart. Monochromatic light of wavelength 630w/)u jy3xxfo 4 nm falls on the slits. Ifuo0/xw3x)j fy 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 q rr*wx/034 rosk1jcwincident 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 the third-order bright fringe and the zeroth-order bright f wkrr4ow/ 3jx*cq0rs 1ringe?

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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 nm and7v4ztnf1+4. vlkq guv2f-2 h3od aww c 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. Determinetwvkaqzu42h34gd-v 2 fl+n cw.o1 v7f 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 (waveleiz4n8w4uppd 0*orpy :5dg9rungth 480 nm) and red light (wavelength 670 nm) w gd9dpp5:iy pr onr8zu0u44*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 fall/gm)p1u1v; 2axir ffrs on a single slit of width 0.20 mm. What is the angular width of the centi2am;r/ruffvp x 1) g1ral 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 0.05 yafq*-3xsfcbgxm*d++tm n6 : 0 mm wide, is illuminated by light of 550 nm wavelength. What is the angular separation between the first two minima on e: dfg+mxcb* 3 *fs+6aqxnm-ty ither 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 689 u7j:ycy sn,22 o8mv) mb pco;l0xgbf7 nm is incident on a single slit 0.75 mm wide. At what distance from the slit should a screen be placed if the second dark fringe m; n0j2ps7ulc bgmoo vc,:y2 8f)b9 xyin 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 wido .ox-xd7ua4: t tmp+z8 zt0ome and the diffraction pattern is produced on a screen that is 1.5 m from t+dmoazox:87-p t0.uomxt4 zthe 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 580j2qn:jim8jetg.m2 7 o nm is incident on a slit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Find the position of the jjt8 e22jq7m n.og:imfirst 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 iv 8 fdzk8djs sayx9)ogo63( g)ncident on a slit of width 0.300 mm. An observing screen is placed 2.00 m from the slit. Finso )88gdj9d36x(k )asy ovzfgd 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 gratwf:ip ; u58kgwgs ev34ing with 7000 lines per centimeter, its second order maximugufp:5 8;43skeivwgw m 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 otbuq+cx,dz 6d508ot) s,uwp has 5000 lines per cm. The angle between the central maximum and the fopo, tb +odzs)85 0uu tc6w,qxdurth 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 gratingot l9)yxre/d:xg 0)gkfs + lpj+75tix that is 75 mm wide and ruled with 50,000 lines. The second-order maximum skr):fl7 l/9o+tg gxj)yipd 0+xxte5 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-+3eg ph0rmv;uoiy-r3hd6 6z6os1l6 ahgzvq3 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 gratingu6ph33r;y - qzl+ vorvzmho3e6hi g d6g061as. 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 rule -y os*gz99fz;fwy gz*jwxt3 .d on it. What is the angular separation between the second and the third orders on the same side of the central order when the grati.z9s f;3ow-9 jf*txwzgzyy* gng 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 v;dn/ wzm5x(c.4m,tw1 +ndgij 7oh qlgrating. If the grating has 200d(ixnmm;,lzndw . /q c7wvhg4+ 51t oj0 lines 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 nk.nbp7nyoa l*0i 5c6hm) is used to calibrate a grating. If the first-order maximum occurs5kay p.6ilhb n7con*0 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 isr3r2 wuqpc u59 incident normally on a grating. If the third-order maximum of the diffractr u35wrc9p2uq ion pattern is observed at $32.0^{\circ}$, what is the grating constant (distance between the slits)?

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80#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Monochromatic light of wavelength 500 nm is incident normally on a gratin 3u79ua5i-cu5ueuhf2gxe+: qlghy,; /z vgsyg. If the third-order maximu-afh:gu qveu5, z u3 9ycygs ge/ +5h;iluu2x7m 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 separ9+xgse z3.vo7osdu2fqn1h/ s ated from another glass plate at one end by a strand of someone's hair (diameter 0.010 mm). How far apart are the adjacent interference bf o 93x/sosqsvn1z.g 7ehdu+2ands 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 minimex:a0)lj2cqrt bxba/ wa+c)3n 4ln8 o um thickness of this bubble will ea jo8ancnxb)ae0 q r+4x:w/cl2)l3t bnsure 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 = gltgkm md,j e.d99(s :1.33). What is the minimum thickness of film that will gtl9msk ,(.g e: jmd9gdive 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 nonreflecting film coating (n = 1.30) on9 d( thmr/rwhr: 2bmo* a glass lens (n = 1.50) formd9 rhho2 :m*rw/brt( 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 p,u7 /o(1azytp;e 1oyjcnjq( n9t gq*f laced in a beam of unpolarized light and the intensity of the transmitted light is 1. A second ideal polarizer is place yyzn*1caft7oo(nj1 , eu pt9(g/q;qjd 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 direc; nyi 5t,; 7bssuock:ation 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 ooi36ng0; ydl ef glass at an angle of 6g ole0i;ndy3$57.3^{\circ}$. 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.+.zdc lp i9-mm The transmission axes of the polarizer and the analyzi9m+p . dmz-cler 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 calm watsdq -xzb6cz* s3 r +9omti1men4 glc1*er is comp6 oqs31entmzczbs* c +xd9r *-4ilgm1letely 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 amaw- t);,b.ve4 fqhcd n analyzer. In this process, the intensity of the light trana4vf. )hw;dt,m eqb -csmitted 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 vacuum and re4 zeaty ik u:;m-ga/( 8 cyg.8insigr6flecting off a piece of glass of index ofgu8m: /4e.nra(6tc szy k-i;yg8iagi refraction 1.48?

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