Exam-1-L10-58655-soln

Exam-1-L10-58655-soln - r . ,' "'",.:., ."...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
f,.~. '. r . .. ,' "'",.:::., . ..... " - r"'J.;·' .- .,., . - . - I. An object is 10 cm in front of a conc~ve mirror of radius 40 cm. Its image is: A) real and 20 cm in front of the mirror ~ +- ~ _ 3: B) real and 30 cm in front of the mirror S;; ~\. - lZ C) virtual and 30 cm in front of the mirror _' .:L. \ D) real and 30 m behind the mirror S·\ - R ~ .S" - 'fo - c"" -- joe , ........ -> E) virtual and 20 cm behind the mirror - I rtl7l A (ltf;VCAl/tr IM$;ltl( I tvC0ATIVlf s' -::- r-:l 0 r "1' ,--,/1' T TJ/J1A67 C Tx;rs''7I1,J L-e.- _7.n~.? L ~b / n /7 S 0 ..s' \.:: -:l 0 c. vYJ \'07 rcA AL ,/~j) J?t!JJ. .TtJP rile;: $' .r ,$ V/T\ tJ1 f f( Ilof{, . 2. A ray of light passes through three media as shown. The indices of refraction in these media obey which of these inequality conditions: 3 ~ , .. ~ ~ /v'- - c 11>-',,- YI . () I s,~rJ ~ ~ VI /-,5:,. '''-1~). . J.e rc . fof2. 0 <& ( 10) :5 -;t:r/ ~ y:. j' 7ft 0 ?CJ£T.7AP/II,4-L 'Iv -e-) s C> 11 \ -&\ 0( VI:J.--&J. .- --;> A) n/ > n2 > n3 WJl;:::~JI /l1tfAj1J.'J /ff/Ji SrnAl--L CIC ,AtJb; l-J£J (·cJ(l.fL~S ?drJ» B) > > 10 l;J126;trll. JJ i/.4LL-<er;) rHU.S {'df?1P,-1t2~P'l /'t/C C) n3> n/ > D) > nJ > j;t/6;t[. .S I./JJ//f J?e:s ?~( TorI-! 1.:- }fa/lI 'l;o;V'rA L E) > > ifl:-;~f<E:. tJC 5r~ rll;J-l ~<-B-'J-<~'i' J • :-=-> ..s ~-e-:1. .... < !$J.--tJ -0-;1. ... <. S:r:rJ ~ S 0 //1. . > t1J- '7 YJ 3 . 3. A diamond with index of refraction 2.66 is placed in water, which has index of refraction 1.33. Light rays will be trapped within the diamond when their angle of incidence on the diamond's surface is: .-:':> A) greater than 30° B) less than 30° C) betwecn 30° and 45° D) betwecn 30() and 60° less than zi' \ .J- S,,,, /"\ -tT c Page 2
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
4. Two particles with charges Q and -Q are fixed at the vertices of an equilateral triangle with sides of length a. If k = 1/4rr (0, the work required to move a particle with a charge q from the other vertex to the center of the line joining the fixed charges is: LA. .. =- k '1- t- r L-\_ :: -~t , a r YDM+ c;:. .\"":)f"U JL ~ ,,":> J', s t") v~c.-'1. ... r +-IO/V' a +0- ----e -0 -1 <t E- q S <> ~ -tvTdl 'P <> + --e/V~ -t-', (\\ v\. . =- LA. + L-\. _ \ l::- "4----- +- l- ':"'1-) ==--- 0 A) -2kQ~/a *- - -, r B) kQqla S 0 ---t\;~ ~(ro v0 ~ ~ dC:2 u.J:Y'j __ -<,. ""&v\. C) kQqla .il ~ _ LA"\ ~D-\-~\+l'd\ I rl/\. .Q. Cvl I "'j -+"'-~+ yV1.6v''{v~. .-:* a\cJV'-j +l.1.+------ D) 2kQqla \~ \.Q~ v\.-' c----(. ..S no i.
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 5

Exam-1-L10-58655-soln - r . ,' &quot;'&quot;,.:., .&quot;...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online