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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 principl8itrz/cei/ m0 6rhm.*fm 0rkkcu 1+pne.
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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 1sf qf ,i,redl*ba0 h6false 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 lighg1dkzj-i d26tmh0(ho t is 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 attribu aj3ds 3 / 5uob0rg+b;brv:tquted 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 medq 7wehvq; dn;1ium 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 = 590 nm), originally trave.zflst;(iwd4 ling in air, enters a piece of. ;df 4ztwis(l 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 travel;cho7hqfg 9d1ing in air, enters a piece of glass hgfcd9o; hq17 (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 through a narrow8 lmz, 9tm fx7q(sy:ogu6-m/cftaz3 m ss ,ma: 6 tm-gm/fm3yofcl9q87 z(uxtzlit?

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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 oqn5jb y w,).fv4ww/u ubjects such as buildings, whereas light is not n4 wqu.,unww5y/f) bvjoticeably 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 *e3nkx:(o5ihx.bfyaz/ (tyd light passez. y(k/o*h iedfx35xy bn (:tas 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 ylggg47 *soh((kfvzo b)f7*gsaid to 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 twopzdq 7 ntco-9q:wj1y. light rays striking a screen are in phase with each otherwjnq tdcq7yo-z1p:9. ?

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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 p1/pd uqzz;l8 zaths arriving at point P. If the maximum constructive interference 8lu zqdp;zz1/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 tragr a,5vou5p4 zvel different paths arriving at point P. If the maximum destructive interference is to occur at point P, the two beams musu pav55zr4o g,t

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15#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  At the first maxima on either side of the central brighh+.iob/zx g13x4u wwft spot in a double-slit experiment, light from each opening arri1x+wgfxho/ w4zu b. i3ves

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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 8 dzz-f 0ij hz/1cm *hk0gfw,ithe central bright spot in a double-slit experiment, light from e,i f0f zwhkh-ig*j8/zm0 dz c1ach 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 sid1 6 abb,xpe7nkrr0wkg 0 3pop1e of the central bright spot in a double-slit experiment, light 0r0 731xk prn6ppewb,o kb1gafrom

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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 between th .i9vouvr-a /me slits decreases, a9 v.im- o/uvrwhat happens to the distance between 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 experimentvv: wk junjq 6x(g0-(d, it is observed that the distance between adjacent maxima on a remote screen is 1.0(jx gqvj :6 -nv0kd(uw cm. What happens to the distance between adjacent maxima when the slit separation is cut in half?

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20#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  One beam of coherent light travel/c/*u hkzx -hls 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 slit experiment arrives aiom j7)sa-l+v+totdhb /2s n6 t a point on the screen one-half wavelength behind the wave from the other slit, which is lt j+ hb-vna/oo +is27)tdms6observed 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 expe ktg2q, gjlm:.+ z2;fryyukp;riment if the separation of the slits is less than the wavelength of the light usgyr2.q u pj:;y l;fz ,t+mkg2ked?

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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 doubldaqia1+0qh 49 amml9 ge-slit interference pattern using monochromatiq9ahmlga94m 0i+a q1dc 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 dijgng;6 9d7bgftw e)x0fferent colors isgw j)t;gn ge7x6f0b9d

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25#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The principle which a;dp v;(om d/:amgw ;z-m cail7llows 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 n8 c2r4n gi)ewdm 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 longf:9n /rlfsl3ner 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 f ;3 ye8avqjme)gp;yj , gj7-mkrom air to gla 8,7mg)-ye j;qymje 3g;j kvpass?

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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 passiwa8x44ah8w (-a sq itzng from air to 4wasx4aa(qwi8t z8h - glass?

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31#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of white light is incident on a uix9mhwuh09jv z o7 4s80y*,l twads3thick glass plate with parallel sides, at an angle betwevs9oxlww9 ju8u*h0 dy 3zhtim7 ,s04aen $0^{\circ}$ and $90^{\circ}$ with the normal. Which color emerges from the other side first?

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32#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A person gazes at a very distant light source. If she now holds up two fingeh( lbm jtk)9 y1pxpx1dvj8/:k rs, with a very small gap between them, and looks axy /)j8d( bt9p1xlmjkp h:kv1 t 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 kc92 1o*n x 1vi,amvug*qt;auincreases, what happens to the width ofgkvo a1q2; 1x v*un*,m 9tacui the central maximum on a screen?

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34#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Consider two diffraction gratings; one has 4000 lines per cm and the 3+o;d 3pj +uqv/apg2v( mzaicother one has 6000 lines per cm. Make a statement comparing the dispersion of t3vp gaa2uj; c /vd++p(zmqoi3he 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 theg8w j;(c4 yaob 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 (c4g 8 ywj;aobsame 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 cm 2nl0dy-vy z,u3,wemaused 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 monoch-a dk, ktk57ivuga/rc mpr64f3rel l *j9-4qyromatic light waves can interfere constructively or destructively, depending on their phase difference. One consequence of this phenomenon i -ai9qtmpdruyce j l-rk5r,fak36gv *4 /l 47ks

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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 isf rc 8en0.miu gn44h+6rjfz i/ traveling in glass, strikes an air boundary, there i6z0 jrirm/4g iu8he.4fnc+ nfs

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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 suttfpv6k v+4, urface, t, vkt u4+tf6pvhere is

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40#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A soap film is being viewed in white light. As the film becomes very )ivv2wkqx 1*., bostpo 8 x)ddmuch thinner than the wave)1q vdtv x8 kpd.iowosb*2,x) length of blue light, the film

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41#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In terms of the wavelength of light in magnesium fluoride, what is the minimum k rpqcxj/kc:y w3sb r) 6f)b*0thickness of magnesium fluoride coating that must be ap bpk6/ycrfcq:)s0xb )j3 k*r wplied 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 placed on a flat glass plate and illumin)mek1* ml1x iuxp3l2jcl0 6 2:xf cpfxated from above with monochromatic red light. When viewed from above, concentric bf0mp xf)1 2 ulc m*j6ce2: ixkl1l3pxxands 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 respon5ozwzhy ,u h2,sible for the fact that certain sunglasses can reduce glare from reflected surfaces?hhz2,,z u y5ow

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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 directizzq s)*6(u(y foan8 gpon 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 obtain polarized lv chvnz*.q ,6myjinnshr**k(84;x1 kg va i*gight in a dichroic material like a Polaroid yxvj 4k.18zv*,hc(r *n* ika;nv qgnms6*ihg 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 ar(na: )dp*nn xte perpendicular to each other, what is the percentage onpn )dn*a:t(xf 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 from the wm3;nxvq ymz.3u s 5h7surface 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 greah,qyo.h * /vaitest 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 j6+ i0zkb,u 8m)xhnthdiffraction 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 appear 1/jhlx h lmq).2:gapus to be more blue toward the zenith (overhead) than it does toward the horizon. This occursh mg 2h:ajp)ql x1l/u. 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 n0n88 k lfe ng9.k0w4ybwse *djm in a vacuum. It passes into glass, which has an index of refraction o8k0slf0k. d 8*e enwg9bjw4yn f 1.50. 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 nm in a vacusc+q0oe cfw +mj9w7d( um. It passes into glass, which has an index of refraction of 1.50. What is the frequency of the light inside t9qcc7fw mjs(0+ed +wo he 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. I o2js epf;a4poxi2f5* t passes into glass, which has an index of refraction of 1.50. What is the speed of the light iofa; efp5*2 4sijop 2xn 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 travel ater;1yoy,o m,0ai +v mv,rsbsw 11ghk , $1.96 \times 10^8 \; m/s$ 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 travel at gt c+by-)guiwx x5o4d*8+ siy$1.96 \times 10^8 \; m/s$ 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 557f4y rpt14scbe0ga4d, b;aev b2ma; v0 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. Mon2 jo. j wbs(kfi/c9qu,ochromatic light falls on these slits, and produces a fifth order intkj,bq owf 9c(u 2s/j.ierference 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 fa8zqb 5 ut./cvq2mhsq,lls on a double-slit and the third order bright fringe is8u,c 5.2hq vqz tmsqb/ 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 snllblm:)6rpis ,0 h9 elit experiment, if the separation between the two slits is 0.050 mm and the distance from thes,:96 0llrnlph mieb) slits to a 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 sepda-4v/e+ahk+u l oq b-aration is 2.0 mm, and two wavelengths, 750 nm and 900 nm, illuminate the slits. A screen isqka e-h+ub+ /4-olv da 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. Monochromaticj fx9pl.p ljsw,5i 92m light of wavelength 634 nm falls on the slits. If there is a screen 6.0 m away, how far apart are adjacent interfx mljp j 2si9fw.5,9plerence fringes?

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63#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A monochromatic ligh3ubv xuy9iv9m4 5mr7ct is incident on a Young's double slit setup that has a slit separation of 30.0 mm. The resultant bright fri9v49civ7m myuxr 35 bunge 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 fringe?

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64#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A parallel light beam containing two wavelengths, 480 nm and 700 nm, strikes a t5)l-gq fr 9i9 z4inkfxflgepw0na0 6a 75s6vplain piece of glass at an angle of incidence of 60lk5tf wgan6v6q x0ii7)f-ns049 a9eglfz rp5e. 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 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 bls -jncp(ed0stihcwcv3f6s 1:e y4 45 iue light (wavelength 480 nm) and red light (wavelengtp1tsjcev4(e0 5dy3s hcc-is4n:wf6ih 670 nm) 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 falls on a single slit of width 0.20 mm. What is the angul1iho5 d6cr 9niar width of the central diffraction pei6d9 ocir51 nhak?

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67#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A single slit, which is 0.050 mm wide, 5r :7*ix t2r)cchlzto is illuminated by light of 550 nm wavelength. What is the angular separation between the first two minima on either side of the central ho2rixcr )tl5c: t7*z 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 6877 x2 j.)etugvk 4bqij/ 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 in the diffraction pattern is e4x ktugj/bj) 72q .ivto 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 17 aiq8)z p 6w0d,q gn;35bvvrme xmicu9k c7l610 nm is incident on a slit 0.20 mm wide and the diffraction pattern is produced on ac1zdq; i7b0r 95pn6 lm a87xvvg,wke umqi c3) 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 is incident on a slit of width dzws; : 2-ymoy0.300 mm. An observing screen is placed 2.00 m from the slit. Find the position of the first order dark fringe from the co: -sm2 ;zyydwenter 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 isk hiq 2r/w(zm3.4b8 zj+)tpmoj 3aggy incident on a slit of width 0.300 mm. An observing screen is placed 2.02z/k 8 pmi3+4b.hrgq yz)wmo ga(3jtj 0 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 wi/;q4ftb 0 4 qk4ddrl dlh3ew1tth 7000 lines per centimeter, its second order maximum el;41 d0tb4tqd ldhq kw34r /fis 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 the central sksrdr:k(ql 3 .uw/z2:, z9jo6 ms9pc y;ybtrmaximum and the fourth order maximum isoys(rt wr9s9 2yj lu;qs3: rk ,zk/.cdz6 mb:p $47.2^{\circ}$. What is the wavelength of the light?

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74#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Monochromatic light is incident on a grating that is 75 mm wide and ruled wiq-+k rv7cl hf*/kl,in5 wohw(th 50,000 lines. The second-order m7r- (,kcw+iw *nlf/5kl oqvhhaximum 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-ord6lmod4gts u,, .u 6i1t /;vew(ax lofrer 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 theodlxs6u; go4f16(.euvlwat ,r /,t mi 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 rul-z3x +vvmfzl8ed 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-z m vfz8x+3vlng 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. uhva3t- 7a m h;-w5xel If the grating has 2000 lines per centimeter, at what angle will red light (v 57-uhaxt3ea wh;l m-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*s-rlkx 0 ljer dw0j+et-v40b) is used to calibrate a grating. If the first-order maximull k0j-rs0*dberv 4x +0ew-jtm 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 *sxp s pea;r;e.m9h. ( ylvws-on a grating. If the third-order maximum of the diff9 hp*vs;.(m.sew -l xrsy;pa eraction 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 glv.lqdz75w+l*n 5)x,y l qr9 fvihkc(rating. If the third-o )ni+9ryk.dw zl l5vl(qq,v5xf*ch7l 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 glass plate a2 wv*n -44 g.rwmny-y fy-(uj,m ltedct 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 wavelength 600 4.mmg-* w,vtnl- yn ey (u24rcdfy-wjnm?

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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. kyby c p i-pb3)5v xvha)p:9h+x1z ;qyWhat minimum thickness of this bubble willx+bp yq:yh xyp)v 3h-;zi5kbac1v9p) ensure 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 fil2(knxjz yj7g8qw1 jj( m ( n = 1.33). What is the minimum thickness of film that will give an interference when the light is wqj8 (27jz1kyjnjx(g 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 (20 0:eye wcsopn = 1.30) on a glass lens (n = 1.50) for wps weo:c2y 00eavelength 500 nm?

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85#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  An ideal polarizer is placed in a beam of unpolarized light and the intqv;p 5hhy0hc8dw 3vu /ensity of the transmitted light is 1. A second ideal polarizer is placed in the beam with iw;vv0 c3 85/yhpdqhh uts 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 preferrv:+uhwxj95 oo9 :vqs/k zr5mw ed direction rotated $30^{\circ}$ to the vertical) is placed in a beam of unpolarized light of intensity 1. After passing through the polarizer, the beam's intensity is

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87#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A beam of unpolarized light in air strikes a flat piece of glass at an anh.n,zv75j fzgvwz2c 4gle of ,4zv.vj 2ghcf n5wzz 7$57.3^{\circ}$. 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 com hmfgxu6+f,rv8wf 3x)qhh(p) bination. The transmission axes of 3gxf,xp+hvuw))f f rmh8(q6hthe polarizer and the analyzer are at $30.0^{\circ}$ to each other. What percentage of the unpolarized light gets through the combination?

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89#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  How far above the horizon is the Moon when i)vam7 ziq: ,;b2ot5n,nnmb,lhsj . ents image reflected in calm water is completely polti:,, 5a) nb,szj7ov; hmmbn ln n2q.earized?

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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 polarizfrx 4rz6w+u(d(/ wlb oh ts9wwr03fi1er and then an analyzer. In this process, the intensity of the light transmitted is reduced to 10% of the intensity incident on the analyzer. What is the angle between the axes of the polarizer and the analy( +zwf9 1/uxtwl rhr603dsbfwiow(r4zer?

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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 / -)6lmopk mxae(bjf1nj latn 69:3ohand reflecting off a pi6/jn1a) (oelx3 jl :omtpb9 f-hk6mnaece of glass of index of refraction 1.48?

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