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physics7B-su02-final-Weston-soln

physics7B-su02-final-Weston-soln - FINAL EXAM PART A(100...

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Unformatted text preview: FINAL EXAM. PART A (100 Points, Show All Work) (3.3. Weston 8 Points Each 844-02 1 The molar mass orhydrogen ls l 003 male Calculale Ihe mass ofone hydrogen alom 12 Points Each 3 Find the cunents I], la, and I; as labeled in FlgureZ 16 P rs Each 4 An lnfinlre plane orsurrace charge denslry a : +8 nc/rn2 hes m the yz plane al lhe origin (x = 0), and a second infinile plane orsurraee charge densny c : .3 nc/rr.’ hes m a plane parallel to the yz plane 3| x : 2 In Find the electric field a: a) x = 1,5 m b) x = s m 5 A parallel plale capacilor has square plates ofside lo cm and a separarlpn 0“ mm. A dielectric slab ofconslam k = 2 has {he same area as the plates, bul has a thickness uf3 mm a) What is the capacitance without the dielectric’7 b) What ls the capacitance with the dielecmc7 b) Find the initial currem through the zoo Q reslszor c) Find the time conslanz 7.’Figure 3 shows a curved palh in which a gas is laken from Slate a lo male c and 80 J ofheal leave [he syslem and 55 J of work are done @ the system. a) Derermine the change in lnlemal energy, uc — u.. b) When lhe gas is lakeu along the path cda, Ihe work done in the gas is as I How much heat Q ls added to the gas in rhe process cda” c) If». : 2 5 Pa, how much work is done by the gas in the process abc” d) What ls Q for the path 3ch e) Imrufi lol, what is Q ronhe process bc'? 1‘ 12m. 341 33 d2 I; m .‘ ,\ 19V _ + 2N La ‘1 Possibly user-ll Conn—ml; v lr=9x 10 N-mz/C \ )<\ @ Q1 E> “I c d. 31 I/mule-K V ya = 47: x 10'7 Tern/A p" 8.85 x lo“ Cz/N»m7 NA : 6.01 x lo” alums/mole Flgure l Figure: 2 Figure 3 GS wig} n W 73 33M g—L'ch 1 CD Hfiarcfio,» AR,“ 01496: M: M ‘ [.oog 9/‘m(€ {VA Whuy/r—mfi @ E5“ fig 49(71‘ mi 9‘ (”Gaga «2&3 6% F/rMngAQWLf ‘ F p A; .‘ V): ?: 171??)(A 4§> 3*: 46‘ :fflgme =fk_5c‘ K: my: f F1 ’r r (Hwy/z A r SrLce r1:)c7+0\2 , rose : % E : kx [a = th : — K (NH/11)“ \ % (kiwi/V2 C): {3 DCCIEJ f rt<‘/c(4:p{4f Pp(€f Is .1‘ _ \ Lw—wmm—mrz :O'EX — — 2! \/ -erCL)+enI2~?/zr;o :93L 1,: 121:; £3) a) gm, {2&9 M192 3 ‘ + a) ‘9 MI Km 3R I: (2283/3552) Tfil —I—L(I?J79 ‘Igazmd’xw' 21v [232251 311 V T’::L (Q1)—I3C§J‘L)=o CC) Cask/M24. 9n 01 , _ F Z (W 7' 3(5) 3/ 19v_I3(|2n)+é3w.I?(,SJ-L): O ”CI/L ma :2: 23% fl@ 6D. an (3 3 1217*: = —{4 +3.4. :- @ Pat/mu l»~¥1:j+c 1%,,“ do 09W“ 4 E .5 ,‘7_ 5 f5 6* ' ‘35? 4:5ng no ’ A A C \( rM. . 3 5““ =3” 3 E=E 93“: co Ham 6; zfc “(has _. A .3 1 N 0x t=t :_0:;?2</o C/M :qu_ ) ‘ 1 26: Z(?.?5{c/o”? cz/pfi) c 653er 2 ((62% 1mmng :90q/Eg : EC [0) 1C,“ x=gm Ci: rr7C+ of 99% Ever. 3):: 5-97 : ¢:2%»Y57%/ 2 26K) a- {>3 /'\ A *5) fife {(1% IDQ‘FC Cf” (-Ffi/ (Ix/w DKC{CC‘E/lc a) C0461 amen '2c2/wzc a m\ d kac; FM @ V= E45) +5.: (34) was (_ 3;) Wm) =>V£Vc(é£):5\/c 3C: Q:Q=?Q ? \/ (SVG) $7 % <= .ch —§—<w ’2?» a) ancvo : (mmczkw) [email protected] (0) It 2 Va ; ZLFU 042A»; ’2 Zoofz J: C) “x; QC :CZOCJ’I}(VMF} = 900m :@ of) Q: Q 6~ T>(9éuc)e7¥g5 EGZ‘JMC)€‘§ :3 (Spam/mm [ex] A» —‘ v , K72 r\r5'{‘ Lad-VF! [(48//“\FC‘(717,QV<‘\/(‘f , P a) Uc—UQ = (QM—WM E fibc—uaz—wj—(Sgw C a V i U: 'on: _ZSJ (9) cute. :Q/q“0c) + chq : ZST+39J ‘ Gm: 633/ C WW Jifwh Pcvm) =23 am—w % we: _ 2.5 W — 2 spwq)- — 491393 % mm : 4951/ Ci) ORR ICUC‘UDI) + quc : 56274—6999 équcr'flc‘Ffi 9) QgclAch ~y—WGC 1 WA; :0 #3:“: UC—Ug, {DC-0;) (JR—US) z) QC : -ZSJ Maj =m “‘7 ...
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