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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 in a camc ua46bw 6 esr.igd,f4era is determige.fri w4a6 ,csb6ud4ned 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 reaching the film in a camera is dete;ef 80ao j9gig /gn5fermined 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;yyh tw ehm4 5;ac ;umore91t4 camera the lens-film distance may be varied by sliding the lens forward or backward with respect to the camera housing. If, with such a camera, a fuzzy picture is obtained,ea;yhhy 94; 4mr om5;cu1wtte 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 corresgeoj 6 v*c)mib j g/ ecag7)q3l/h9-ozponds approximately to that of no)eghi6mo -zc lg3jo9/va)e7 j /bg* qcrmal 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 to magnify imabj:a/ m d)0i/0cafok cgkn8z d1zk0j1ges 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 covers th; vigr2heaa8 v*lu) s)e film with a wider field of view than that of the eye and through which objects appear smaller is referre r gavi 8)he;sav)l2u*d 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 ca 1 sr6waa.m6k1jwx+c gmera 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 e50 bok+k;hwat9j-0 ki(b s rygye 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 ey . fve2ea6u2ole can see objects clearly 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 o/po1-n.tr qi at which 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 lqp)scnew 7 nuq.8i2 .wikely to suffer q2pi. sn.7w )ncewuq8 from

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12#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Nearsightedness can usuall52ar- 7jx2j ba7 eun8i: patwmy 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 rise to a vihw jc3*ny7*ehe6 q3 zgsion defect that cn ch jhg3e7*y3q w*6ezan be corrected 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 from front to back, the person is likely t6q3 znzh l*2,.avmh eho suffer fro6., hhvz2ea mz *3hnlqm

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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 witd09rdx0v*c+kh5d i l ah

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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 t5wkh l) k9nx5ooo short from front to back, this gives rise to a vision defect that can be w)k9n5l5ohxkcorrected 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 gl9 9+-chpj/ g/r gnhpzcass?

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18#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  An important reason fmq 9o9+cy 4rjlor using a very large diameter objective in an astronomical te4 9mjoqy l+r9clescope 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. Su0th7 tmk g d4b+w2 5 yf/m2fl4ph/ylj:bk2acyppose an opaque screen is placed in front of the lower half of the objective lens. What effect will th+gky 4/ft4tyl2p:ydh b hl2w7m 2ckm5a0/ jb fis 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 thrkgc 1cy(b 64groughout the visible spectrum, in which of the following cases would you be able to best distinguish between two closely spaced stars?rkgg(b6 1ycc4 (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 f:tw,evl ng2oyh0 o ,8has 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 ;(d b)6isb(+ zjp irruwould you expect to be able to see the greatest detail when using a microscop+6bb )dzurr(isip(j; e?

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23#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Spherical lenses suffer froba-6 ja3qo8lt a47a vyn:4dw ym

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24#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  Spherical mirrors suffer f u ju4w, vs,,yjqondge(f5fd j 64(ap.rom

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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 the ability d1;ha)ytm; lu 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 to its resol)0nrm0cv/:dk/i)f; nwfdfv z ving power assuming that all other factors remain unchanged? Its resoln0)wc/d0r: ifd)nm ;zf/fv vk ving 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 lz: xz)afq 69hgrzxp( ug (k.:lens (in diopters) will allow this person to see disg:a.)9zhl 6p(k(zx:u f rzqxgtant 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 clearleg6d qf0t2tk z,7hb 5l6xf v7sy objects more than 70.0 cm away. What power of lens should be prescribed if the glass is to be worn 1.00 cm in front of the eqvg6f, s t26h7lbdfxek7 z5t0ye?

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29#
 
单选题 ( 1.0 分) 切至整卷模式 搜藏此题  
  A nearsighted person weai r9 vxsji6q1n5) c:cprs glasses whose lenses have power of -0.15 D. What is the person's far point if the glasses are very close tor1sin9ijvc5p)6 x c:q 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 unco7avra ika+45zgu.0 kaq8ph- arrected near point is 75 cma pauizra84. k qg0-75+aahkv ?

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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 reading glassei;.afh, y. bxwm7gz)i s close to her eyes, and with them she can comfortably read a newspaper at a distance omf;.)izi wbh xg ay.,7f 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 read a newspapeve-fi:+b,-x ;* dg xxtdah;fzr held 25 cm from his eyes, if he wears glassesi-hzde,x dx;xft*v ;gb :af- + 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 has a focal length of 10 cm. A perso1rtvkbptpno p 0o+w *x99jj/28y )hm qn has a near point of 25 cm. What is the magnification of the lexj*jbh0pqyo t/ nmr+ t99 12wpop8)kvns 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. cescg/:j)pn/r2ypcph9 -2u f A person has a near point of 25 cm. What is the magnification of the lens for that person 2feppsc) phuycj2:- g/cn/9r 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 magnific+*)ucgsq ,pb wation if the image is viewed by a rel b+pg*wcus)q ,axed 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 js yf;1t 8qm0o2tgslz1f+3uglens of focal length 5.0 cm as a magnifying glass. What is the maximum possible magnificatios0u+;j1s3 gzft ql1t2mg o8f yn?

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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 h;7urlzd;puxx.ex 7)of focal length 5.0 cm as a magnifying glass. What is the magnification if the personhu.d7 ;er7zx)p;ul xx'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 2q;2f1knrmmi33 20m ud3vdl mj.0 cm, 4.0 cm, 8.0 cm, and 16.0 cm. If you were to use any two of these lenses to buinmm1;r2v3 id3m0fqm jl udk23 ld 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 foca -ws;+mdbsm:odf)l j 8l lengths 2.0 cm, 4.0 cm, 8.0 cm, and 16 cm. If you were to use any tw:+mm d-sw;b)ojls8fdo of these lenses 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 h7j 6u389yroi.fikz ilength of 200 cm and its eyepiece has a focal lenr3ii.6jykzh9 o7uf 8i gth 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 telescope w) i291pjs)cql bqvwd795sruuith a magnification of 10. If the telescope has a converging lens of focal length 50 cm, what is the focal length of the psb9) uiw)dlqv s 29r7c15juq 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 astronomp9nb6lcv. /rrc;y4rrn vv 84zical telescope with a magnification of 10. If the telescope has a converging lens of focal length 50 cm, what isrrnrzl cybr/ 4;.8v6v 9vcpn4 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 t1 n z5*nvbo:hba7vpq+elescope. If the telescope is limited to a length of 20 cm, what is the approx15b+no*n va: 7 pbhzvqimate 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 o+cbcwz96if96o5l v ) j v2sfcgbjective lens of 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. Howccvoizg+ )wb c2fvfs69 69jl 5 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 of focal length l g*jasn,q;jbic . or9gi3zd35( ;ggn1.4 mm and an eyepiece of focal length 20 m gjnzn*iglg. 3j,odgr; 5bq ;a9c s3(im, adjusted for minimum 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 objlfhhn 2(/vivo7:8feuective with a focal length of 3.00 mm and an eyepiece of focal length 6.00 cm. If the two lensf:8f2( ivenh7u/o hlv es are separated 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 witf)kh j+sn7z wsu 9.qfn6b1bb2h a focal length of 8.0 mm. What is the focal length of the eyepiece to give a total magnifif k qw9s.b2jn 6snbu) +1bh7zfcation 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 tha+u)0ffa *x p 1 tzp6ypa3iyf5 ala:mh;t8f o1e constellation Orion has an angular separation of 10-5 rad. If the wavelength of the light from the system is 500 nm, what is the smallest aperture (diameter) telescope that can just resolve the ypyp8axz31 a)fl ftf5 *m 6f1oatahp;ai0u+: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 designgt sk00xhql5 eg0 im-:ed to resolve objects which are 0.010 mm apart. If the focal length of the objective is 4.0 cm 0l xik-gqs5 m:0tghe0 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 sqm1bm /9 kh/ez4zhx;3yz fe(c y7ml1from a diameter of 3.5 mm to 1.5 mm as the illumination is increased. By what facmex 1ymfz3sk9yz/1z/4c h hqe7m;b( ltor 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 Hubble Sp u;vzqg69twcmr2 7g z5ace Telescope has been placed into Earth orbit by the space shuttle. What angular resolc g v59 qug2zr67wzt;mution could this telescope achieve if the wavelength is 500 nm?

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