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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 shnp:nq u a(q)5g4;bov. y rvmd1utter is open and the film is exposed in a camera is determin5 my n.ngq);1q4vdou r:v(bpaed by 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 reachingssyq)0 f 4kcrqp.h 6r/ the film in a camera is determined by the

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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 camera the lens-film distance may be va.bq)fcmxx ws*2 u (9hyried by sliding the lens forward or backward with respect to the camera housing. If, with such a camera, a xs f2)(wucq9.yxb *hm 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 cove0m2q+bkqf , 3um1d4dxzy hj)t rs the film with a field of view that corresponds approximately to that of bd ku,43j)zd+ q2m 1qhftx ym0normal vision 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 ti .w(ttp 3 -pho-ai8djo magnify images is 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 cover kyv8d7n 7c/khw5/ odpr2f (lqxwa-d(s the film with a wider field of view than that of the eye anfch2o l/aq(k pdy 8w7d(rd75/wnkv -xd through which 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 following ways is a camera different from the human6qh.ml v n8f*n mi+5eu 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 bijg(bf/ ,6xbm(0 jp jjy the eye occurs 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 clear)smx-ibp :1fsly 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 8h d (iqu tv sct(yfi+46ehz30which an eye can see objects clearly is

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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, the person is likely to 4pntju7bg;*0sq7sag 8j t1 tjz4xn:x suft 7xqn7npz 4sj:s tug1*4jabjt0xg;8fer from

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12#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Nearsightedness can usualytd7g,q/oljnv+ 0 u r8ly 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 to back, this gives snz ,ts9k1ft :obj(:n rise to a vision defect that can be correcte t kbzj(n,onf1:9t:s sd by 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 p v95wrzz3(e4*nnfa7 xgc7wkfrom front to back, the person is likely to sg4zazn3v9cr w p577en *(fkx wuffer from

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15#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Farsightedness can usually be corrected w; j,i9vxl8 jtbith

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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 short from front to back, this gives rise to a visiojlv9)w:r8 ovsn defect tha: rv)8 jwo9slvt 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 magnifying vo 98nhpdhu9 p;a:xy //t,da;ddy 1.ld *ugulglass?

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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 usbatfyc3jwm :.o37j2- c7bln8djo c,ming a very large diameter objective in an astronomical telescom8:o j2,bya7 jw7 -nt ld 3bj.fcm3ccope 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 refracting telescope. ,:kiz;8 g tcxd f.tqroxus+6: Suppose an opaque screen is placed in front of the lower half of the objective lens. What effect w k.,8xux +o;t:q6cidfg rszt: ill 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 unigxvjx hbfnd2;500b 0u form sensitivity throughout the visible spectrum, in which of the following cases wouldjhx0n0b udf2xg;b 05v you be able 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 has a magnificati77mllqmbe a*u jr z/o9+pny5(on $m$. 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 would you expect to b ibxc7/ 5n2wice able to see the greatest detail when uswinb5 2xcc /7iing a microscope?

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23#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Spherical lenses sufferfqllv *g7 z*s) from

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24#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Spherical mirrors sufferb+(e:s n iru:v 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 r4 bz (vqj9d-xtefers to 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 radar dish is doubled, what happens tonu up.p+ya5 1133uk4d2ldiczs/yc bq its resolving power assuming tha.qdb+kc4p12 c u 3u/lnzyyusipa 135d t all other factors remain unchanged? Its resolving power

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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 a far point of 18 cm. What lens (in diopters) wilq53cbexx4r5l .,dziqkl;v g , a7:rdil allow this pe; zka gil5dlxqx,:e3.c ,qdb74v 5irrrson to see distant objects 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 objects morz:6: q2:k5 tvohdzrmo e than 70.0 cm away. What power of lens should be prescr2 t r: :ov5ozqdzm6hk:ibed 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 wears g 5yvc27,pah :yia pfj/uy r; 7gp)1oz6)qbejilasses whose lenses have power of -0.15 D. What is the person's far point if the glasses ab/qo: ephi zy u7r1;j)pg j5p2)y, c6ay7ifvare 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 the uncorrected nend)jzze*+t 0 . d2 fcb.wpjno(ar po.z obdz+ e2.wdn)c*tjf(np0j int is 75 cm?

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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 places *)yb ;hjxwp:6 m cicn-yj(b+t reading glasses close to her eyes, and with the 6p : byyibn;wm)jjc(xth-+*c m she can comfortably read a newspaper at a distance of 25 cm. What lens 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 a+l )p( br//layu*b*pym cnt) dfxb7)read a newspaper held 25 cm from his eyes, if he wears glasses ol fd +b*l/) amnbxtb/y7*(uy)p ca)rp f
+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 has a focal length of 10 cm. A person has a near point iy *vzu)q ml9gdjm7f3e4a72l of 25 cm. Whaum l47m*gival efy 2zdqj937)t is the magnification of the lens for that person when their eyes are focused 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 cm. kduou a;p d87z/2, mw6g0yfnb A person has a near point of 25 cm. Whap,m6d; zd07a2n/ bkw8uguf oy t is the magnification of the lens for that person when their eyes are focused at their 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 length of 7.0 cm. What is the malxf97n7 n0)c f ydf vssi,xk1,,83plig huip7 gnification if the image is vd hx n1x,8sigi,)fpvfs09l7y3n,fu7 lc7 pkiiewed 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 magnifying g blp1xrz7s1dx2gy 5mwt cdl8c,/ i2q35-fse dlass. What is the maxix3-dsc5i 7le1ylgdw/fcqx5, r28t2s bz1 mdpmum 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 lens of focal lenayi968edqce g ff43tqka/kl/* 1;ha ugth 5.0 cm as a magnifying glass. Wh alfy9c;afku iht3 6ed1*aq e/g8kq4/at is the magnification if the person's 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 focal lengths 2.0 cm, 4.0 cm, 8.0d57g;c kr hz(t cm, and 16.0 cm. If you were to use any two of these lenses to buk75hg dtc;(r zild a telescope, what is the maximum magnification you 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 focaa1+f0w+ qt/tydv 9c1+jdebtol lengths 2.0 cm, 4.0 cm, 8.0 cm, and 16 cm. If you were to use any two of these lenses to build ad eb1t+y +wjv01/tqfo+td9ca 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 and its eye+md/ bxsle 5v+2.jbb of6yc3lpiece has a focal length bl .ybsjx +bvl2+f3/edo m65 cof
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 telescopel+vo)*o:k2 wiyarr5h ,j ug6n with a magnification of 10. If the telescope has a converging lens of focal length 50 cm, what2o)yv6nlwj:g r*k+5oru, hia 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 magnificak:;gi v* 3mhae5gp dmt8k7gio.ftq 9( tion of 10. If the telescope has a converging leq g(8;.p 7g*v ikoa 3ftt9gh:k m5demins 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 the telescope isfiw0zi9w8: lv limited to a length of 20 cm, what is the approximate focal lengw0:zf wl89ii vth 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 objec gu2y6z*w k zsubdjp gl2906o8tive lens of focal length 1.4 mm and an eyepiece of focal length 20 mm, adjusted fo6uus jz20ydk6wp2o gzbg*8 9lr minimum eyestrain. A blood sample is placed 1.5 mm from the objective. How far apart are the lenses?

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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 5aub r53+ojp +mol/xw vdhx70of focal length 1.4 mm and an eyepiece of focal length 20 mm, adjusted for minimum eyestrain. A blood sample is placed 1.5 mm from the objective. What is the overall magnifidvrxl0a h7ujbpm+wo+/ 5o53x cation?

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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 with a focal length of 3.00 mm and an eyh9h5r3ptz lj+rf h u64epiece of focal length 6.00 cm. If the two lenses are separatedrtz r6j9u3hh45 h pfl+ 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 barrel and an objective with a focal length of-fe;l 3,g,jh 0(i udl6mkqeqe 8.0 mm. What is the focal length of the eel gj0 -e,6 dqikl(,uh mef3q;yepiece to give 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 has an angular s pz/zug3 z3+qy;ur+j separation of 10-5 rad. If the wavelength of the light from the system is 500 nm, whaq+ pzsju/ gu3yr 3z+z;t is the smallest 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 are v2 xef( -zo6fnh ;hp6 mm+yfu30.010 mm apart. If the focal length of the objective is 4.0 cm and the wavelength of light usedu6p; -v6hx2n z+hf m3fyf(eom 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 3.5 mm to 1te6z1v :x,nf7n / khjo: chuqd,i;hz /.5 mm as the illumin hk n1q;,o x/hucnzh:df itv,6z:7/je ation is increased. By what factor does the minimum angle of resolution change?

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51#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  The 2.4-m reflecting H5:c t nn 2mj5zfff.1uzubble Space Telescope has been placed into Earth orbit by the space shuttle. Wh521ufjtfc:f nzzm .n5at angular resolution could this telescope achieve if the wavelength is 500 nm?

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