1) When an object is placed outside the center of curvature of a convex mirror, the image is.

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1 ) Whe a bjet is plae utsie the eter f urature f a ex mirrr, the image is. a) upright a irtual b) ierte a smaller ) larger a real ) Whe a bjet is plae isie the fal pit f a ergig les, the image is. a) upright a irtual b) ierte a smaller ) larger a real 3) Whe a laser beam traels frm air ( =.0) it water ( =.33) the beam. a) bes twar the rmal b) bes away frm the rmal ) traels i a straight lie 4) Mirrrs wrk ff the priiple f. a) refrati b) iffrati ) refleti 5) Cmpare t a uble slit iterferee experimet i air, whe plae uerwater the bright friges. a) are the same istae apart b) me lser tgether ) me farther apart 6) The f light explais the beig f light thrugh a sigle slit. a) plarizati b) iffrati ) iterferee

2 7) I the Cmpt effet, the agle that the pht satters ff the eletr affets the pht s fial. a) plarizati b) waelegth ) spee 8) Whih experimet at be explaie by the partile prperties f light? a) tw slit iterferee b) the Cmpt effet ) the phteletri effet 9) The highest eergy phts i the hyrge spetra ile trasitis that e at the eergy leel. a) = b) = ) = 3 0) Hw may eletrs a fit i the s subshell? a) b) 6 ) 0 ) As a spae ship apprahes the spee f light, bserers the ship measure light t. a) spee up b) slw w ) me at the same stat spee ) Whih is NOT a sequee f the thery f relatiity? a) thig a trael faster tha the spee f light b) mig lks are measure t ru slw ) light has a wae-partile uality

3 A bjet is plae i frt f a ex mirrr with a raius f urature f magitue 0 m. The mirrr prues a image that is 4 m behi the mirrr. 3) Hw far frm the mirrr was the bjet plae? a) 5 m b) 0 m ) 5 m ) 0 m e) 5 m 4) What is the magifiati? a) +5 b) +/5 ) 0 ) -/5 e) -5 A bjet that is m tall is 8 m i frt f a ergig les a reates a real image 8 m bey the les. 5) What is the fal legth f the les? a).54 m b) 3.54 m ) 5.54 m ) 7.74 m e) 9.94 m 6) What is the height f the image? a) m b) m ) 0 m ) m e) m

4 Light with waelegths frm 400 m t 750 m is ile i a tw slit iterferee experimet with a slit spaig f mm. ( m = x0-9 m a mm = x0-3 m) 7) At what agle will the se rer maximum be late fr gree light (575 m)? a) 7 egrees b) 7 egrees ) 37 egrees ) 47 egrees e) 57 egrees 8) Hw may ttal full rer spetra (frm 400m t 750m) a be see bth sies f the etral bright frige? a) b) 4 ) 6 ) 8 e) 0 Raar with a waelegth f.35 m is iiet a thi prtetie atig erig a stealth fighter. The iex f refrati f the thi atig is.84. 9) What is the waelegth f the raar waes i the thi atig? a) 0.73 m b). m ).35 m ).86 m e).48 m 0) At what miimum thikess is the reflete raar a miimum (estrutie iterferee)? a) 0.07 m b) 0.5 m ) 0.8 m ) 0.9 m e) 0.4 m

5 I the phteletri effet, the maximum waelegth fr eletrs t be emitte frm a surfae is 786 m. ) What is the mmetum f these phts? a) kg-m/s b) kg-m/s ) kg-m/s ) kg-m/s e) kg-m/s ) What is the wrk futi f this metal? ( ev =.6 x 0-9 J) a).58 ev b).58 ev ) 3.58 ev ) 3.58 ev e) 4.58 ev 3) Nw light with frequey 7.8 x 0 4 Hz is irete ut the metal. What is the spee f the emitte eletrs? a). 0 5 m/s b) m/s ) m/s ) m/s e) m/s

6 Tw urelate raiatiity prblems are aske belw. 4) Carb 4 6 C eays it Nitrge 4 7 N ia what type f eay? a) b) + ) - ) e) 5) Hw may half-lies are require fr the umber f raiatie ulei t erease t e-thusath f the iitial umber? a) b) 0 ) 00 ),00 e),000,000 A eletr i a exite hyrge atm makes tw trasitis. First the eletr rps frm the =6 t the = state, the the eletr rps frm the = t the = state. 6) Calulate the waelegth f the pht emitte i the first trasiti. a) 30 m b) 40 m ) 50 m ) 60 m e) 70 m 7) Calulate the eergy f the pht emitte i the se trasiti. a). ev b) 4. ev ) 6. ev ) 8. ev e) 0. ev

7 O the earth, yu are wathig a spaeship me iretly away frm the earth at 0.6 relatie t the earth. 8) While mig at 0.6 away frm earth it ses a smaller ship away frm the earth at 0.9 (relatie t the spaeship). Hw fast yu (a bserer earth) measure the smaller ship t be mig? a) 0 b) 0.3 ) 0.97 ).0 e).5 9) Obserers earth measure the spaeship t be 00 m lg. What is the spaeship s prper legth (that peple the spaeship measure it t be)? a) 60 m b) 80 m ) 00 m ) 5 m e) 67 m 30) After a while, yu (a bserer earth) tie 5 miutes hae passe the lks f the spaeship. Hw muh time has passes yur lks ( earth)? a) 9 mi b) mi ) 5 mi ) 9 mi e) 5 mi

8 F ma kqq U r A C C p Olie Physis Frmulas C C kq q F r U V q Q V C F E q kq V r U C QV C s C R s R R kq E r V E Q I t R L RC R V IR P IV Q Q e A t RC I Q Q e F qbsi F ILB si B r B I m r B BAs emf BL qb emf N t Z R B X L X C P V rms I rms s I I s LI U s s V p N p ta U X L R X C R p R t V N V I Z rms rms X X L fl fc f f LC E B E B 9 k Nm / C C / m N q 9 e.600 C / 8 30 m / s Tm A

9 Olie Physis Frmulas i f si si m h i i f R i r h si ta P si m si m W si m f mi. t m ' t m' ' D h h hf KEmax W ' s p E hf m B E 3.6eV 4 p m E py h 4 Et h 4 t t L L p m E m AB AC CB AC CB 8 30 m / s 34 h J s m 3 e 9.0 kg 7 m p.670 kg

10 ON-LINE PHYSICS EXAM # MR. POTTER Name: Date: ) Bubble i the ID umber seti f the satr frm with FIVE ZEROS a the the LAST FIVE DIGITS f yur SOCIAL SECURITY NUMBER. (Fr example ) ) This Exam is 90 mi lg - 30 multiple-hie questis. Chse the e BEST aswer fr eah questi. Yu are t pealize fr guessig. Wath yur time! (Aswer all questis.) 3) Yu may use ly a peil a alulatr. (Frmula sheet is prie.) 4) Use the test as srath paper (r the paper prie by the testig eter). Ha EVERYTHING bak i r yu will reeie a 0 the exam! 5) Srig: all 5 aswer hie questis are 6 pts. eah, all 3 aswer hie questis are 3 pts. eah, all aswer hie questis are pts. eah. Ttal pssible pits = 44 pts. 6) This is test frm _A_. Be sure t FILL THIS IN yur satr frm. All frms are equialet tests (ly umbers hae bee hage.) 7) Als, write yur ame, the lass, the ate, a my ame the satr frm. G Luk!

11 DID YOU BUBBLE IN AN ID NUMBER AND TEST FORM ON THE SCANTRON? (see frt page fr istrutis)