Lenses and Mirrors - 无忧得胜-网上国际课程 (5edu.win)

?作业考试练习?美国物理杯赛(Physics Bowl)?Lenses and Mirrors

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习题练习：Lenses and Mirrors

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>作者: admin 发布日期: 2024-08-01 22:31 总分: 25分得分: _____________

答题人: 游客未登录开始时间: 24年08月01日 22:31 切换到: 整卷模式

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96.25: Which of the v 9 );ws5tfepgr z(/ c0pya p7qssh b6/sshr,(following is NOT possible for the images formed by the lens in the acczc;h5g sq96yr0 w,bv7/p)sfs/ a(p( spsert hompanying figure?

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单选题 ( 1.0 分) 切至整卷模式搜藏此题

97.07: A narrow beam of monochromatic light enters a lens parallel to theypgeer xkut7; ;y. l)2 optic axis, as shown in the accompanying diagram. Which arrow best represents th;;kt.rxyyg ep2 7)u lee direction of the light after leaving the lens?

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单选题 ( 1.0 分) 切至整卷模式搜藏此题

16.29: A ray of light is incident onto a thin glass lens j9zur b 4m c:92 2n(s07r ,jcdcayjuraas shown. Which one of the following arrows best indicates the path of the refracted ray? umn(z 7r294c0u j:br 9a jsay2rdccj,

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单选题 ( 1.0 分) 切至整卷模式搜藏此题

01.06: After striking tf2h49 aclgt+f 82kg 5jt,mw jghe lens shown in the diagram at right, the light ray will most likely follow which2c m2+l ktaghf8, wt4g5 fjjg9 path?

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单选题 ( 1.0 分) 切至整卷模式搜藏此题

95.10: A plane mirror produces an:e-ig4+fzm un image that is:

A. real, inverted, and larger than the object

B. real, upright, and the same size as the object.

C. real, upright, and smaller than the object.

D. virtual, inverted, and smaller than the object.

E. virtual, upright, and the same size as the object

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单选题 ( 1.0 分) 切至整卷模式搜藏此题

94.18: An object is loc lu npk t)s*a((8tm8ehated 0.20 meters from a converging lens which has a focal length of 0.15 meters. Relative to the object, the image formed by the lt8n)taskhe (* m8 lup(ens will be:

A. real, erect, and smaller.

B. real, inverted, and smaller.

C. real, inverted, and larger.

D. virtual, erect, and larger.

E. virtual, inverted, and smaller.

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单选题 ( 1.0 分) 切至整卷模式搜藏此题

98.19: In order to proi,6jns t ycz*nas,0b1g.3 np wduce an enlarged, upright image of an object, you could use a.wnizs, bj0* cn sagy1 p,6tn3

A. converging lens more than one focal length from the object.

B. converging lens less than one focal length from the object.

C. diverging lens more than one focal length from the object.

D. diverging lens exactly one focal length from the object.

E. diverging lens less than one focal length from the object.

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单选题 ( 1.0 分) 切至整卷模式搜藏此题

99.34: A small light bulb is placed 20 cm to the ri jqzy .1g yr3hhf9v+f,ght of a converging lens of focal length 10 cm. Which of the follow jy.13z+,hfry h 9fqgving statements is NOT true about the image of the bulb formed by the lens?

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单选题 ( 1.0 分) 切至整卷模式搜藏此题

05.29: An object is in front of a convex lens, f53/uyzhed6y at a distance less than the focal length from the lens. Its iyz/ u56eydf 3hmage is

A. virtual and larger than the object

B. real and smaller than the object.

C. virtual and smaller than the object

D. real and larger than the object.

E. virtual and the same size as the object.

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10#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

95.21: A diverging lens produces an image of a real object t5 n-cmit;ipdqiyq n6wn.3 f69hat is:

A. real, inverted, and larger than the object.

B. real, upright, and the same size as the object.

C. virtual, inverted, and smaller than the object.

D. virtual, upright, and larger than the object.

E. virtual, upright, and smaller than the object.

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11#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

08.28: A diverging lens produq1rpot (d pw:s 2xil9:ces an image of a real object. This image is

A. virtual, larger than the object, and upright.

B. virtual, smaller than the object, and upright.

C. virtual, smaller than the object, and inverted.

D. real, smaller than the object, and inverted.

E. real, larger than the object, and inverted.

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12#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

09.43: A real object is locatedt2:fc q ;yw2id in front of a convex lens at a distance greater than the focal length of the lec2:f2t; q wiydns. What type of image is formed and what is true of the image’s size compared to that of the object?

A. Type of Image is Real Size of Image is Larger than object

B. Type of Image is Real Size of Image is More information is needed

C. Type of Image is Virtual Size of Image is Smaller than object

D. Type of Image is Virtual Size of Image is Larger than object

E. Type of Image is More information is needed Size of Image is More information is needed

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13#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

10.28: Which of the following could prnw.3:g05 uuhlu ztm.p oduce an enlarged but inverted image of a reag5h utpl:n.zw uu.3m 0l object?

A. Place a converging lens at a distance greater than its focal length from the object.

B. Place a converging lens at a distance less than its focal length from the object.

C. Place a diverging lens at a distance less than the magnitude of its focal length from the object.

D. Place a diverging lens at a distance greater than the magnitude of its focal length from the object.

E. It is not possible to create the type of image desired.

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14#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

99.38: An image is formed on a screen; 0kh2nn:4 zw.fqd1 fllqwto8fq2*au by a convergent lens. If the top half of the lens is then covered whak0hz 41f fut:f.8 wd;*q2oqlnlaw n2qt will happen to the image?

A. the image is dimmer but otherwise unchanged

B. the image becomes half as big

C. only the top half of the image is produced

D. only the bottom half of the image is produced

E. the image becomes half as big and is inverted from it original position

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15#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

11.45: An object is placed in front+n ek peux2 +*sh8z:/4nstk)by zc- ek of a thin converging lens resulting in a focused image forming on a screen. If the bottom half of the lens were covered with black paper, wt 2khkk)n:8sbc /yzzeu+ - e*4+pexsn hat happens to the image on the screen?

A. There is no change of any kind to the image.

B. Only the top half of the object is focused into an image on the screen.

C. Only the top half of the object is focused into an image on the screen and it now is half the size.

D. The image is fully formed, only it now is half as large.

E. The image is fully formed, only it is dimmer.

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16#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

11.33: For the set-up shown of a ch)6sm nk7 p6gwyu/ee. andle and screen placed 30 cm apart, there are two locations at which a thin converging lens can be placed to produce a focused real image. One real image of the candle appears on the screen when the lens is located 12 cm from the candle. From this location, how does this lens now have to be moved in order to make the second real i6 .p7kh/em)uyns6w e gmage of the candle appear on the screen?

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17#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

01.23: A object is placed e9a8k7sw0fa wo y1p+ u10 cm in front of the center of a concave curved mirror with a radius of curvature of 10 cm. About how far from the mirror will the real image of the objectpae w 1y09ku oswa7f8+ be formed?

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18#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

03.22: An object placed in front of a conv8) 8vy8ireep 2rta-x .wxmma 6erging mirror creates a real image. The distance between the object and t 6.r 2tw8m8-evaemx8prai)xyhe mirror is then doubled, resulting in an image 1/3 as large as before.Where was the object originally?

A. at the focal point of the mirror

B. halfway between the focal point and radius of curvature of the mirror

C. at the radius of curvature of the mirror

D. at three times the focal length of the mirror

E. at three times the radius of curvature of the mirror.

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19#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

04.30: A converging lens forms a virtual image of a real object that b o* x9yr6jw z,m3qm6lis two times the object's size. The converging lens is replaced with a diverging lens having the same size focal length. What is the magnification of the image formed by the diverging l9q6jmzo3, ymrb l x6*wens?

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20#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

17.45: Which one of the following magnifications kkl b 42ztww;7:6bx)abdn f ,af.4syxcannot be produced using a single convw)bbz ;fl4ya4:,.kf taw xxkdn2 s b67erging lens?

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21#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

13.37: A real object in air is placed in front of a glass lens. The calculate9nnud qb8 l5yf4wd;4ca m9- zad image size is larger than the size of the original object. Which one of the following conclusions about the type of lens un 9ma dn ly5zwqf; 8cu4b4-da9sed and the type of image formed is correct?

A. Type of Lens is Convex only Type of Image is Could be virtual or real

B. Type of Lens is Convex only Type of Image is Will be virtual only

C. Type of Lens is Either concave or convex Type of Image is Will be virtual only

D. Type of Lens is Convex only Type of Image is Will be real only

E. Type of Lens is Either concave or convex Type of Image is Virtual for the concave lens; Real for the convex lens

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22#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

12.35: A student wants to set up an experiment with a thin conigg.b (0 *ykuisc78 nqvex lens of focal length f such that a thin real object produces a focused real image on a movable screen. At how many locations along the optical axis (principal axis) can the object g0 usikyqi*b .(g87nc be placed so that the distance between the object and the focused image on the screen is equal to 3f ?

A. There is no location.

B. There is exactly one location.

C. There are exactly two locations.

D. There are exactly four locations.

E. There are an infinite number of locations

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23#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

14.36: A concave mirror with focal length f is shown in the figure. A rk1l .0d xwirv 8mr9bb0eal object now is placed to the left of the mirror. In theory, which one of the following choices best describes everywhere that it is impossible foi1k drw 9lrv.0b0 xb8mr an image to form from the mirror?

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24#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

16.42: An object (which points upward) is placed 2p4ykdiim2khen fkf gz/r 6w//x( ( o/11.0 cm from a converging lens of focal length 18.0 cm. Which one of the following choices is true about the image fowkfx/ 2/ (eihk4r 6 /y/pzki1don gmf(rmed by the lens?

A. The image is larger than the object, virtual, and points upward.

B. The image is larger than the object, real, and points downward.

C. The image is smaller than the object, virtual, and points upward.

D. The image is smaller than the object, real, and points upward.

E. The image is smaller than the object, real, and points downward.

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25#

单选题 ( 1.0 分) 切至整卷模式搜藏此题

06.38: For which of the following does one obtai ai:s :a+rm bkc():hson an image of increased size from a real object? Take all focus and rsa:i( k) cbsr+oa:h:madius of curvature values as positive.

A. The object is placed at a position outside the radius of curvature for a converging lens.

B. The object is placed at a position outside the radius of curvature for a diverging lens.

C. The object is placed at a position inside the magnitude of the focus for a concave lens.

D. The object is placed at a position between the focus and radius of curvature for a concave mirror.

E. The object is placed at a position between the focus and the radius of curvature for a convex mirror.

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