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习题练习：Physics Unit25: Optical Instruments
本习题练习来源于题库网 (https://tiku.one)，是在线习题练习的打印版，您也可以访问本平台网站(https://tiku.one/)直接在线完成(注册并登录账号后在首页左侧输入试卷号 120 即可在线作答)，，作答电子化后可随时回放，查看每题答案与详细解析，搜藏保存任意题目；教师使用本平台可以抽题组卷或一键复制他人试卷，布置为在线考试或在线作业，全自动判分成绩一键排序导出，省时省力。本试卷的直接作答链接 https://tiku.one/test120.html
 作者: admin  发布日期: 2023-05-01 10:00    总分: 51分  得分: _____________

答题人: 匿名未登录  开始时间: 23年05月01日 10:00  切换到: 整卷模式

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1#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The length of time the shutter is open and the film is exposed -,s8iat jsddvd(uaa7.nh 2i1,dpz)a in a camera is determined byspd,ja vz a(1 )-8ut d2ada.,7dhni is the

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2#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The amount of light reaching the film in a camera is determined by thdjg:o af-qq zii/t66 +e

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3#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In a single-lens reflex c(mhqs7q 8a z+gz*eb,7ez6p coamera the lens-film distance may be varied by sliding the lens forward or backward8e qbc(g hp7m*+zqs ,6azo7ze with respect to the camera housing. If, with such a camera, a fuzzy picture is obtained, this means that

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4#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A camera lens that covers the film with a field of view that correspo.fbems ,iym tf+dh 133nds approximately to that of normal visi 33ety+fb1 sm.,hdfmion is referred to as a

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5#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A camera lens that acts like a telescope to magnify images is l ile 9rx0ibbj0t -7y.referred to as a

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6#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A camera lens that coverswex/26cmw9 9r h uq:pxgp j4ww(. .kqsiiu+m/ the film with a wider field of view than that of the eye and through whi js/uqwqgxx(h2 ipm: .e /wwrm6pckw.4u9i +9ch objects appear smaller is referred to as a

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7#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  In which of the followingy01wt ,k 1upqv3lam 6a ways is a camera different from the human eye?

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8#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The principal refraction of light by the eye ori.qgs*dg 2u; ccurs at the

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9#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The closest distance at which an eye can see objects cle dk)g /w1uqs,s :bnxm(7 )fbjbarly is

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10#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The farthest distance at which an eye can see objects clearly 2+gvrl- dn:j xbh (d1wo rd/o9is

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11#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  If a person's eyeball is too long from front to back, dpm3bi3;ag c 7the person is likely to suffem; 3 igdb7pc3ar from

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12#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Nearsightedness can usuallya43a v m7leeo, be corrected with

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13#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  If the human eyeball is too long from front toay rexjq.o3 7f6mse;xx,8/.; khtghw back, this gives rise to a vision defect that can be corrected q.yee; g,mtjxh3/wfx k;r6 87o .hasxby using

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14#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  If a person's eyeball is too short from front to back, the person is likely to s2m(ecfk /viv)7dws 2suffew iksfsv7 ( 2vd2/m)cer from

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15#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Farsightedness can usw xp)-6dtp3eetd 7)pqually be corrected with

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16#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  If the human eyeball is too sj2 tw5j *1.p+icsa-7z)u 7 qgd1xihytjxtc / mhort from front to back, this gives rise to a vision defect.cj ut x*j 71c i+ymhpij/71z-at)52xtws qdg that can be corrected by using

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17#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What type of lens is a magnizt /mh 3q6)2js ,a ayzkjv0-uefying glass?

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18#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  An important reason for usingdiz0y u: 38a;)7rt2gj i) koj9uvggb b a very large diameter objective in an astronomical telescopeog a7bg32ij) )ubr0 kt vj: ;8gu9dyzi is

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19#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Consider the image formed by a refractiw1b;t ib3)h evng telescope. Suppose an opaque screen is placed in front of the lower half of the objective lens. W ;ebbi13t)hv what effect will this have?

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20#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Assuming the film used has uniform sensitivity throughout the v26m q8kl ags d l4r(s.ci)l/zxisible spectrum, in which of the following cases would you be zr2 . s)/ll4gm6xql (ik 8dascable to best distinguish between two closely spaced stars? (The lens referred to is the objective lens of the telescope used.)

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21#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A refracting telescope htn0 ) j .tgw uxc+9yiyzru(.r,as a magnification $m$. If the objective focal length is doubled and the eyepiece focal length is halved, what is the new magnification?

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22#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  With what color light wokd,.kx2y 6khd uld you expect to be able to see the greatest detail when using a micrk.k6kydhx, d 2oscope?

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23#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Spherical lenses sufy, be i8tja 2/s,/ynjlfer from

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24#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Spherical mirrors sufhy4.9 yst ydztfy1/-fb,9kyb fer from

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25#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The resolving power of a microscope refers to nw/ng,buip4;the ability to

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26#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  If the diameter of a rada3tuf bk7vz 4p-(a0tza:r 8nuxr dish is doubled, what happens to its resolving power assuming that all other factors remain unchanged? Its resolving powe8z rt( 4uvkz: au30a-n7bxpftr

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27#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A near-sighted person has a846sveigq hj;h p+ v:ymc*j (q far point of 18 cm. What lens (in diopters) will allow this person to see distant objec:ec8h m;qg phv jv4+y *qs(j6its clearly?

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28#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A person cannot see clearly objezfjq* j9tqh /(cts more than 70.0 cm away. What power of lens shouq(/jqzfh j9*t ld be prescribed if the glass is to be worn 1.00 cm in front of the eye?

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29#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A nearsighted person wear;ki.w2gbt 5i3um u ha(s glasses whose lenses have power of -0.15 D. What is the person's far point if tb.hu 5a2t (uwmig;3ikhe glasses are very close to the eyes?

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30#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  What power lens is needed to correct for farsightedness where o: d )esaw8,yxthe uncorrected near point is 75 cm?xes8 wy a),od:

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31#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The near point of a farsighted person is 100 cm. She pla wko,ejp, 9upaw2h)m. id+*dbces reading glasses close to her eyes, and with them she can comfortably read a newspaper at a distance of 25 cm. What lens,dwu o2i.,9khea )p *+pmbdjw power is required?

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32#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A farsighted person can read a newspaper held 25 cm odf,)d y-n c0vfrom his eyes, if he wears glasof v)dcdny,0-ses of
+3.33 diopters. What is this person's near point?

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33#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A magnifying lens hasgk q8l/-vn0snqp /)fx a focal length of 10 cm. A person has a near point of 25 cm. What is the magnification of the lens for that person when their eyes are foq)-vgx8/np l/ sk fn0qcused at infinity?

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34#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A magnifying lens has a focal length of 10 cn7.ahkcu:iy* ym (n,dm. A person has a near point of 25 cm. What is the magnification of the lens for that person when their eyes are focused at thu7y:dca hk n .m,yi(*neir near point?

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35#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A magnifying glass has a focal lengt8hw n-qn vm 77mtpe4k0h of 7.0 cm. What is the magnification if the image is-t 8mnvh 7 qnem07k4pw viewed by a relaxed eye?

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36#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A person uses a converging lens of focal length 5.0 cm as a magni :7 yulyan:hz)fying glass. What is the7hu yl:)yzn:a maximum possible magnification?

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37#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A person uses a converging leo qdd) vy5(;jbns of focal length 5.0 cm as a magnifying glass. What is the magnification if the person's d(5qydojvb); eye is relaxed?

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38#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  You have available lenses of fw/. 9s8eipo*( nraqk vocal lengths 2.0 cm, 4.0 cm, 8.0 cm, and 16.0 cm. If you were to use any two of these lenses to build a telescope, what is the maximum magnification y8p/* okevnia (.wqr9 sou could achieve?

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39#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  You have available lenses of focal lengthg/l/ div k7.(8f fe+ xx77mpzp-yadols 2.0 cm, 4.0 cm, 8.0 cm, and 16 cm. If you were to use any two of these le/l gd7ev( 7fxak.om7p- +iz y f/xlpd8nses to build a telescope, what is the lens separation for the maximum magnification telescope?

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40#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The objective of a telescope has a focal length of 200 cm ax;-l)r:cc k-n umzys4nd its eyepiece has a fou rc4 xz:-mkl -ycn);scal length of
1.1 cm. What is the magnification of this telescope when viewing an object at infinity?

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41#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A student constructs an astronomical telesd-l8xt ,0fig dcope with a magnification of 10. If the telescope has a converging lens of focal length 50 cm, whad xi d-l8tg,0ft is the focal length of the eyepiece?

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42#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A student constructs an astronomical telescope with a magnification of 10.g1et , g6f zuq++nu) x5uxux9w If the telescope has a convergg ,ex 9nwxu5+ z+1x)u quguf6ting lens of focal length 50 cm, what is the resulting length of the telescope?

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43#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A person is designing a 10X telescope. If 7,jofjd7) dkz the telescope is limited to a length of 20 cm, whad7fj) 7ojk,zd t is the approximate focal length of the objective?

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44#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A microscope has an objective lens of focal length 1.4 mm andwc/csou,et0q4t/okf 2 n/uj0 an eyepiece of focal length 20 mm, adjusted for minimum eyestrain. A blood sample is placed 1.5 mm from the objective. How far apart are the t n/k4f so0t u/q/,0cecuowj2lenses?

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45#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A microscope has an objective lens of focal length 1.4 mm and an eyep) jztmfp6b8 *cqw4md*r 3dh)c wcx:b;iece of focal length 20 mm, adjusted for mc4wmx8* fzqmwtb;):dd* j3c6cp hbr) inimum eyestrain. A blood sample is placed 1.5 mm from the objective. What is the overall magnification?

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46#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A compound microscope has an objective wite5 r/dqw sj;1 1yzjjd7uq:u5ch a focal length of 3.00 mm and an eyepiece of focal length 6.00 cm. If the two lenses are separat /ud5ju w1z7sj5dyqr: ec1j; qed by 40.0 cm, what is the total magnification?

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47#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A compound microscope has a 18-cm barre.po cqiudw* 1m-+j ,mgl and an objective with a focal length of 8.0 mm. What is the focal length of the eyepiece to gi dmp+ g-w1.,o q*ujcmive a total magnification of 240?

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48#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A binary star system in the constellation Orion ha2cod 7m w)ka tfud;b r(a:*b*ps an angular separation of 10-5 rad. If the wavelength of the light from the system is 500 nm, what is the smald)t b7afo;pr k da(2u :*bcm*wlest aperture (diameter) telescope that can just resolve the two stars?

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49#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A compound microscope is designed to resolve objects which 55l2t a wlg )2(nvlt f,e0myahs 1qoq;are 0.010 mm apart. a0 t)wqo1 2;galt ehm25nsqy5v ,f(llIf the focal length of the objective is 4.0 cm and the wavelength of light used is 550 nm, what is the diameter of the objective?

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50#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The pupil of a person's eye changes from a diameter of walv o;d,1atix:.cgofa129u0zt m:u 3.5 mm to 1.5 mm as the illumination is increased. By what factor does the minimum angle of g c20of:xz9,t tum1:w a.aouliv1d ; aresolution change?

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单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The 2.4-m reflecting Hubble Space Telescope ha di(yld2k9;a os been placed into Earth orbit by the space shuttle. What angular resolution could this telescl;2oy (dik9ad ope achieve if the wavelength is 500 nm?

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