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习题练习：Physics Unit24: Wave Nature of Light
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 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 princikp h1m5ypksk9: nda(8ple.
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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 st+g js 9k5s; vn1kzfk(/xok2fyatement?

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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 i,p oplgm5twm*h,s 5zs*n- ;bvs attributed to

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4#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The particle theory of light is attributeddl p*h9*zrs+ya /:pzw 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 enterso/.q+i gc4cvza quy 8hqi5;fe d.8 sev ee8x;8 into a medium 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 (wavele7y b9 diye)3g1;ib+ 3vkhzky nngth = 590 nm), originally traveling in air, enters a piece of glass (index of refraction 1.50), its freybe)+iv7z3 1dyhy 9kk 3ngb; iquency

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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 =gu 1 r n(2v tytu)j+/d5can*de 590 nm), originally traveling in air, enters a piece of glasdc2t undy1j u5er(*gtan+ v)/s (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 passes thrfe 0y 0k59eqaht 6a0okough a narrow t05o0aeqhy 0f9k ea6kslit?

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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 obj a11mn ,7jhbtzects such as buildings, whereas light is not noticeably diff 1hat 7njm,1bzracted. 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 darni6zqsif q;l1 ,bg19v k bands when light passes through two or ml;ivq,qn1s z96i fgb 1ore 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 tos z*tkm)p:t;cg7dhpw) :fe ,r be coherent if they

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12#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What do we mean when we say that two light rays-*9zxph p g;wx striking a screen are in phase with each;pp x9wzx-gh* 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 di0sh f4l iebmp+)hm pkxw*wcz, 8:22 wyfferent paths arriving at point P. If the maximh p+mzcwi)ey22h s4kbpfw*:l mxw,0 8 um 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 j,h* 6uo3i jduthe maximum destructive interference is to occur at point P, 3*ou,uid h6jj 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 gvf- t,cwsn d7r.ed2ss(4 ;l kon either side of the central bright spot in a double-slit experiment, li(fd-v,.sn w7tskl d;sgce42 rght 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 s y6f- ik)eu1a o*se8ue8elh 6-fh4zoyide of the central bright spot in a double-slit experk8leafz 6- e1iu-o )*ehuy8o s4eyh6fiment, 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 double7) svzhe5 0vrc-slit experiment, ligh705hzv s) verct 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 tz w)ln 46d0qmyhe separation between the slits decreases, what happens to the distance between the interference fr4)y0q ldzmn6 winges?

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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 observedr)u g7c5md w/y that the distance between adjacent maxima on a remote screen is 1.0 cm. What ha/ g75)crmwud yppens 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 lighteezzp4 u8n+fpkl*3*7 k ee1mv 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 Young'sq2ca i7p*xu gsb:c :(j double slit experiment arrives at a point on the screen one-half wavelength behind the wave from the other slitb2c:*axuc( pj:7 g isq, 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 fh3sz l9k8 35 8nv./6uezpzt8 enfcholringes in a double-slit experimc.l8 3uhkn/58e zvlhzofs6p9 8tne z3ent if the separation 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 adjacentp8ff.jz6tfnc2 tau2 4pbe)ps9t 76nu maxima in a double-slit interference pattern using monochromatictn7f 6fsattfjupn. 4pe22pu )zb86 c9 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 differefvm/y2ik4 +p ent coloi2v/ k eyp4f+mrs 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 all9):u8 yutbpt oows 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 nc lrj55.a ii0nm 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 i3e (h) tbf2l 8obfjg0slightly 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 greate)hq7to d..wv ct8ep5yst refraction when passing from air to c.) 7d8.h teo5tvpy qwglass?

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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 hmv.a9t nvd1b2d58k+jl9s/ gmi 3-xq.x ahlqwhen passing from air to glasd vdx9ivn98/.3bl1qqxhtamjs + klg h. 2 ma-5s?

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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 glas3wcj9j t : gkpecr/+o3)p0e qos plate with parallel sides, at 3co0e )wg:p/j+ p3j 9trokecqan 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 dyzh db/)g/0 o7rbz8p listant light source. If she now holds up two fingers, with a b7ybhzdzg8 0plo) /r /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 experiment, if the width of the slit increaslzomm;9z9dlw. w5 3 db*ys8f res, what happens to the width of the central maximmwzo.5l bsrzm93lw*9d8f d y ;um 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 j xnc *samemfq+ ojq;y--5p f t2+1egvn 1jv.:has 4000 lines per cm and the other one has 6000 lines per cm. Make a statement comparing the dispersion o:sc*gm-v5p .yft n11;x-fa2m+qjnj+ qoeev j f 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 separationphvjjc 6)b77s* b*4v m hi8xxnzs4n 8h, the only difference being that onz vs8cn* ms7x)ihbh74n xh *pvj4b 8j6e 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 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 c) d.xkxpjgackg.,v i mm 5e1-1qk 4s,qaused 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 consa30nf gq:vydkhos9: 8yne t7 :tructively or destructively, depending on their nt kghv y:9as:f7 0ny8d3oq:ephase difference. 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 glassxd0) nzc5u4g w, strikes an air boundary, there indu54wxg )z0cs

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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 by a glass -x4bzb0 m5und8jya( 0k1ovye2rvx8u surface, there ismy05 e(88xaz dx1-u r2y4k0 b vvojunb

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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 viewed1 gq+ 8 td zd+sdymu/2u3gs(rds(h sj fks+5(j in white light. As the film becomes very much thinner than the wavelendss ruj8mg+kjdt/+zu15dyg ((dsqf(h+3 s2 s gth 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 mql+hcexevw ,n5i j o:wn k5:n3m-9lz; agnesium fluoride, what is the minimum thickness of magnesium fluoride coating that must be applied to a glass lens to make it non-reflectez olx3e+-j 5h:nic:9k;l 5w n,wmvqning 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 -h+ry,ed i6b af.cz9b glass plate and illuminated from above with monochromatic red light. When viewed from above, concentric bands o-f9+e, a6hb.yrb czidf 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 f3rbb+ 9bb*kxk or the fact that certain sunglasses can reduce glare from reflected sukbb+b3* rkbx 9rfaces?

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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 dn ogd66s, j3evkbi- *pbne6m(irection 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 tociukdv ,kei53j;p46 y obtain polarized light in a dichroic material like a Polaroid fil; jvec64i 3p idk5ky,um?

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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 to8oevzsk3:o )wy 9sgo4 each other, what is the percentage of tw)ssv9oy ok: ge438zo he 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 frt5.r: c(va 0crd s-zmvom 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 ib( 70mf(io/ kw7ckymz s 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 diffravld39as6w14w8tp k z4 ckqnc:ction 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 qq.3 r.txu ;vrqau+)vahw- 8izenith (overhead) than it does toward the huvr ;)u-t..aiv qqqh 38 awxr+orizon. 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,bn g8 lur; e4wejb,x7. It passes into glass, which has an index of refraction of 1.50. Wh7 bej;ub4xn,rw e,lg 8at 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 has an i*dwuoh:) zyq8ndex of refraction of 1.50. What is the frequency of the light ydo8zwuhq :* )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 a t lrr4.m ci5lckk2.;oz-g3 jin a vacuum. It passes into glass, which has an index of refraction of 1.50. What is thek 2c .mt4;j3r al5-co.rglkiz 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 in vacuum is found to tra;aotp 2x:k9k8 ljl5n ea,ir4uvel 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 5oy7b4 w1z jjj350 nm 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 550 nm in air isay6qwq or58 - f-h:ihns-wu0f 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. Monoc,l 1)a 7+0 w0pp hynv7gqmjqjnhromatic light falls on these slits, andq)v,0p jqawln yjh 7nmp1g7+0 produces 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-slit and the third order brighcsh4pz n2 zb/d.ydx05t fringe id4spy 5zd/n hc0bz.x2s seen at an angle of $6.5^{\circ}$. What is the separation between the double slits?

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60#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a Young's double slit experiment, if zh4cexa6*(ypv1ld w- the separation between the two slits is 0.050 mm and the distance from the slits to a(v c*x-lpzw 1d ea6hy4 screen is 2.5 m, find the spacing between the first-order and
second-order bright fringes for light with wavelength of 600 nm.

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61#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a double-slit experiment, the slit separation is 2s6; m0 ki4ewg9rf-tyu r/mj7 d.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 maximum on the screen will a bright fringe from one pattern first coincide with a bktr6ef -7rs40juydi m/w; g9mright 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 li(u/; 36xqr2 -5frta:mu;bu)oba5iviz by ve ight of wavelength 634 nm falls o ;br:vuzm(qiutury3)2fi ; a5x5i- a/ bb oe6vn 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 lighau5izmx- 2+h:ix5pb8xwq x8 vt is incident on a Young's double slit setup that has a slit separation of 30.0 mm. The resultant bright fringe seu m-a x5q+hzw b:iiv2x5x8px8 paration 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 contatq1,lh3n v;+qlwj4 m uining 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. Dlqlq+ wm 1 nj,uh;43vtetermine 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 (wavea ossrm ),71 /+xk u1fbom1zi2fy sq/rlength 480 nm) and red light (wavelength 670 nm) is incident on a thick p ka) y o+/s,r1f/ifsosrub27mx11 mzqiece of glass at $80^{\circ}$. What is the angular separation between the refracted red and refracted blue beams while they are in the glass? (The respective indices of refraction for the blue light and the red light are 1.4636 and 1.4561.)

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66#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  350 nm of light falls on a single slit of width 0.20 mm. What ion+hvae.ha j t-* r0m5s the angular width of the central diffracti-hat.hra5+* j 0envmo on 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 e-b7y g5exqwjw 9l8 4ris 0.050 mm wide, is illuminated by light of 550 nm wavelength. What is the angular separation between the first two minima on eitwy4lweeb-g 9q 5xr7j8her 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 incin0+pr p pq,7 ,7-yi lij6ulbgndent on 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 pattern is to be 1.ug,l-nl i brnpy+6,p7j p qi707 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 diffractio ;. .+cxtsgxffr( ve4f +hqg h)po)zf1n pattern is produceps .txc1hg+q vfe;+f(xfzoh4)r g).fd on a screen that is 1.5 m from the slit. What is the width of the central maximum?

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70#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Light of wavelength 580 nm s; isum0pkafzh4 ;6j- is incident on a slit of width 0.300 mm. An observing screen is ps0 ufi;sh6;z4- apmjk laced 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 mmns 0khvrk-tm9s z:39zi6re 21jr; mgq . An observing screen is placed 2.00 m from the slit. F;s:h s qvrz923emzi m tj09gk-krnr61ind 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 second ordez :xpr ulf7/p(:ng )ij4t4p j9t 6jnemr maximum is atp)n(imn :urtf jljjt/:p 4e94gx 7p z6 $62.4^{\circ}$. 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 mwfr 7s8d:xir p079srqkf o/r0i nfs1*m9e 4z has 5000 lines per cm. The angle between the central maximum and the fourth order maxw8qr4o :si ffmek zdp19r f*m7xs07i/r nr09simum 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 gdx.r1bfc( 4uew:g olrv0d4f2rating that is 75 mm wide and ruled with 50,000 lines. The second-order mgf 4cud1:ev0 w xodr( lbf4r2.aximum 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 producj3 x6:kio+p o,1p n ;p1ivoerdes a first-order maximum 0.350 mm from thi+vp :xj p;3d1,ipkroe6noo1 e central maximum on a distant screen. A second monochromatic source produces a third-order maximum 0.870 mm from the central maximum when it passes through the same diffraction grating. What is the wavelength of the light from the second source?

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76#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A diffraction grating has 6000 lines per centimeter ruled on it. What is the aniezeis0*kc sq3z 7g/ 0gulae0z zc 0kess7gi*i3q/r 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 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 gratingk miu/0 gko+1+nsi2 ej has 2000 lines per centimeter, at what angle will red light (640 nm) appeekkin02j o mig/u++1sar 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 g1mi2y.ua8v/ *idl+hknn ld qgpu0 *+nrating. If the first-order maximum occ*d2n*8 lpghu+dvq1n ui ial +m.kn/0yurs 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 zkfph7hh+2+ ais incident normally on a grating. If the third-order maximum of the diffraction pz+fhkh +ha2 p7attern 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 inci 6tw ozx:ffq+j-gi, a.dent normally on a grating. If the third-order t. ,+:fzqi6 of gxja-wmaximum 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 glass plate at one end by i3 t kdsb:c;jy4pd3u+a strand of someone's hair (diameter 0.010 mm). How far apart are the adjacent interference bands when viewed with ld3b3:tjdysk ;pi 4c+u ight 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 thi1our x5 mj 8u,lqo,,uackness of this bubble will ensure maximum reflectance of normally incident 530 nm wavelength light?,morqxa lj5,u uo ,18u

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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 ( nvo(t6m(awy c 0,av*kkw()p zi = 1.33). What is the minimum thickness omvcw)(6ati p wav ,k o0zy*((kf 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 nonreflecting film coating (n = 1.30) on a g em(xy /ezh3jw g7a,/ qa p:h3lck2bp,lass lens (n = 7e jgla3 c/hy3e ,q/k:x,mp2zw(h pba 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 iyeks-t+e,k jz 90qmmrnwtr02w/ k h+ +n a beam of unpolarized light and the intensity of the transmitted light is t9w-kzenk/s,ewm k+ytq +0rjm +0r2h1. 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 directnjac a- e8r+/wion 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 strikeb9f.yf .ul, fgs a flat piece of glass at an angle of f9.buf, g.lyf $57.3^{\circ}$. 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 trr* y e7vjv05 fwy ,z9oge,b1qoansmiyre,vfeq*jb 90o,1o z7 5vgw yssion axes 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 thew((z.jvbc d48 jg; qnt Moon when its image reflected in calm water is completely polarized?8zct j (w.gqnvj; (4bd

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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 polariz n.z:m,sikp 8w3b 6 ytumdt)1jer and then an analyzer. In this process, the intensity of the light transmitted is reduced to 10% of the intensity incident on the analyzer. Whn tm6iy. 3:8upwm,kb )z1j dstat 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 reflecting 3+nlqf) rbvq )r jrbdp852ka ;off a piece o3b f;b2v5)kjadr)n 8 rqlpr +qf glass of index of refraction 1.48?

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