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4-LC Solutions - M mMR ~ PHYS 320(Spring 200 1 Topic 4 Wave...

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Unformatted text preview: M mMR ~ PHYS 320 (Spring 200?) 1 Topic 4. Wave Properties of Matter Due date.- Wefl 23 Feb 2097 lie-'UGWU PM EST Select True or False for the following statements about Heisenberg’s Uncertaintyr Principle. Choices: True, False. F A. It is not possible to measure nimultaneousiy the x and 2 positions of a particle exactly. ‘1'" B. It is poeaihle to meseure simultaneously the x and y mornentutn compel-lame of a particle exactly. F C. It is possible to measure simultaneously the 2 position and the z momentum component of a particle exactly. You are correct. Your receipt is 155—11331 difference? A 1:5 - I'E'i’fi’eeftim —3 E 3..., elm; ,flww we”. (em 9 o H You are correct. Your receipt is 155-2154 What is the wavelength of the most energetic photons produced by an X—ray tube using VB = 188 l-c‘.’ potential > What. is the (is Bruglic wavelength of the electrons, gust before the).r hit the anode inside the :tr-raq,r tubeh). : a: = -. _ _ go 5—; m ii’illifi"""- Em“ E-‘EHW‘ 4155:. z l __ reryxa‘Z'EiT-W-m Emai‘f’m _ r——£_ I .. .___h .— You are correct. Your receipt is 1551701 E l JT’l-c 5‘32 5. X : l: = u i”: Stink“ I“Eli‘s.- What is the “Velez-ugh of an electron with a kinetic enerm' of 84.3 eV? (Poseiny nsefiil constants: hi: = 1239.3 eVm-n, reet energy ofthe electron: Eure = 511.0 loeV.) Ex : 3a,! 3 e b, “my; {gwflr gm" ,HC’:£;””0 of) V; ‘9 common-Hub: Eftcflfi'on: w+“'f’f‘/j"’r arm/pm flé 4. ‘46!er firl 53:5- _. e . r_.2. ER inlffluifcéév1_-‘JD? 3|! "Mr ‘What is the wavelength of an electron with a. kinetic Energy of 1.37 MBVT Ir Fr" r'féé: n' e-fl'w . #5: mt { _ '_ ' : E": -— '5}. fl '2— . 6 ll? 3'6: ‘5' I'LrH (r fill", -‘ Er— EL ‘1‘: Yonerecorrect. Your rece1ptis 155-1464 A ; F : .1: :Zfifidflumgegfl- I no? at. What is the wavelength of an electron with a. kinetic energy of 1.53 GEV’? : a? “3 7's F 7’ mu 3 Brat? F ofij)9__tl gyro __F__Zé,07xm You are correct. Your receipt is 155—1751 I: gffj.gl‘ affirm“; I; You are correct. Your receipt is 155—1914 A; i1— : '7 3! .Ju—J- Two narrow slits ore illuminated by a laser with a wavelength of 5?? nm. The interference pattern. on a screen located ___ -" - i: = 4.70 m swear,r shows that the fourth—order bright. fringe is located y = 9.50 cm away from the central bright fringe.__ 2 AH _. D. Calculate the distance between the two slits. It; .-: L t; 51 JEN-h a} ; n A (525 L ._ l __ 4 2 f. 6;; in} Jim“, Sfflg _ m:fif3¢§§""‘ = EHEW’H I? You are correct. 1tronr receipt is 155-1783 The scream is now moved 1.5 m. further away. What is the new distance between the central and the fourth-order brightfringe‘? élzi+f,§=fi?m+flfm 35:2“. You are correct. Your receipt is 155-1553 J 3 Z; 5 2"? '51525131' = 3‘2. h‘C-W-i Sic-Hy '1 m . A beam of electrons is incident on two slits separated by a distance of 2.0x 10—5 The first—order bright nil-mm appear on a distant Screen at an. angle of 0.015 degrees from the central interference maximum. Calculate the wavelength. 0/ g I 5 _ M A h. ,‘__ I; g’: got-{,9 '5»: Hi ' 5:: game" I - . L}. You are correct. Your receipt is 1551782 )5] : EVE “ 32 g find = 5‘} 5‘2 36’ am I" M 22MB. - PHYS 320 (Spring 200?] 2 Topic (i. Wave Prapefiiea of Matter 1 f; F J- a _ v2? What is the mementum of the electrons? F A in 2 If; I. Tc?" _ H 2 5' '5 X M? J 5 m 12.5“! Eve”; 'S/m -- ' 5" “v a L1 A? ‘ {a v.12 (#29:?) a r A}? You are correct. Yeur receipt is 155-1735 E : P— -' r” " -— '-'--———— '-' —-——-— —— T 5, :' V . a- 1 ' a 2. 1 2 . ' . . E - , 6 L Calculate the kinetic: energy,r of the electrons. gm 2 "1 re A 2"” 3 5’ Jeni”? (It? 5"? 35.} You are correct. Your receipt is l55-2922 —-—————— Prmlnd I'l-mll LON—CAPAQMQU Lima-Id undo" GNII Gmflrnl- F'ubllr thnnI-e ...
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This homework help was uploaded on 04/22/2008 for the course PHYS 320 taught by Professor Baski during the Spring '04 term at VCU.

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4-LC Solutions - M mMR ~ PHYS 320(Spring 200 1 Topic 4 Wave...

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