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21 Quiz 5a

# 21 Quiz 5a - O‘Ji3ii Mum’ﬂm'8 M 4am“ at W WIM“ A1...

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Unformatted text preview: . O‘Ji3ii Mum’ﬂm '8 M 4am“ at W WIM“ A1 BACBA ExamPHYSICS 23 SPRING 2011 SEC (A) QUIZ 5 e ; D a A 8 E Name_l’rofessor S.I(. Sinha é‘gﬂm: ( hshoﬁocu 6 ((664. Colo) C 1 DC A D C D '. E ccc D Coulomb's constant k = 9. 10"9 N. m2/C2 (epsilon)0 = 1/(4nk) =8.85. 10-12 CZIN. m2 Magnitude of electron charge e = 1.6 . 10"-19 C Mass of electron = 9.1 . 10A-31 Kg 1 eV = 1.6. 10A-19 Joules MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Figure 25.14 10.00 5.0.0 a)“ W “9' ;, “hurl; 'tr «*9 ﬂ” ‘ V.-Vb= % :2 1.3.05.9.) ,kof’ Ban»; 9 5 O “lurks, + , 50.0V It! .— O 4"?" ‘ *5 m "cal“.f, N l'“ fl‘h‘f'r. 90¢ 46 «one 9'” In the circuit shown in Fig.26.14, the capacitors are all initially uncharged, the connecting leads have no resistance, the battery has no appreciable internal resistance, and the switch 5 is originally open. 1) In Fig. 26.14, just after closing the switch 5, the current in the 15.0-0 resistor is closest to: A) 1.67 A B) 5.00 A C) 2.50 A D) 3.33 A E) 0.00 A Figure 26.4a 24 V E 4r b 2 the mm W M‘ k- “.W (..9_ W? Ob" ”f 40 0 Va”: = QW— («32.) 1’. - (4“)(“7‘l3-RVMJ d 0 v.I-k -:. —(vsn)'r,-— q Vole‘ J. = 3% flaps ; —0~“Map f T’ g h 2) A multiloop circuit is given. IT IS NOT NECESSARY TO SOLVE THE ENTIRE CIRCUIT. In Fig. 26.43, the current [1 is closest to: A) 0.7 A B) —4 A D) 4 A E) zero 3) What is the current through resistor R1 in the circuit shown? VQ'Vb‘: l V'” 5 IIRI =1: (\$0.52.) Ia = \$09: =0.0DA A) 0.67 A B) 0.00 A D) 0.01 A Figure 26.4b 24 V E L'.“ “f AMGW” e '. 4Q 7AAP§ (than «‘n, so WAN” may! “on ”f. I 7AOY\$= ‘Aﬂf + 3; 13 I; 3 6th” I T’ g h 4) A multiloop circuit is given. IT IS NOT NECESSARY TO SOLVE THE ENTIRE CIRCUIT. In Fig. 26.4b, the current 12 is closest to: A) -6 A B) 8 A D) -8 A E) zero Figure 26.123 r/s Laiuﬂucvtmﬁc 22 pF 1.5 MG cam} 24 Me WW" 7, 33/“, 59 t, 5) Initially, for the circuit shown, the switch 3 is open and the capacitor voltage is 80 V. The switch 5 is closed at time t= 0. In Fig. 26.12a, the charge on the capacitor, when the current in the circuit is 33 M, in pC, is closest to: A) 960 B)830 C) 1000 E) 890 . ._ 30w». _ _ , -f/gc INN Murat to o l-Snn‘JL — 53.3,A 'l(";)3 (.2. “1%“ _m J? >533fﬁ=(53.3,m)c q,£+*)= 2.e = cv.e éwu ___ 0.9m 1(“)=(~“°ff)(80v)(a.m) -..-. Mao/.4 9-2 ...
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21 Quiz 5a - O‘Ji3ii Mum’ﬂm'8 M 4am“ at W WIM“ A1...

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