ED3BE1AD-160B-4951-A2CB-0E23B1BC81DB

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University of North Carolina, Charlotte *

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Course

1101

Subject

Electrical Engineering

Date

Nov 24, 2024

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Pages

1

Uploaded by SargentFlamingo279

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10:10 = @) recitation6 Done [-B 20of 4 R Rec 6 Worksheet DC Circuit and Resistors in Series/Parallel 7?97 | Ex 3: All the batteries and the Iught hulb@ (A E) in figure below are ld“rlfl( alin circuits 1 -3 BTl F WT? ( }wl.Hn\ Ki 5 ¢ Circuit 1 Circuit 2 C"CU" 3 t / G \ a) The current passing through the bulb A is 1() mA. Whatis the current passing through B,C,Dand E? o= 3\“] T ('.:llm_A il = '[\A [r_“)HI f\ub oK RW FIN 9V b) All the batteries started with same amount of usable energy and connected at the same time. The battery in which circuit will last the longest? (Circle one) Circuit 1 / Circuit 3 C.L *M‘ dlhall Wr Ny : = = Inh PH\)lK Lnovgy Jmm ‘_»\fi' ! umgx i i fsmnll “‘"&V b c) A switch S is connected as shown in Circuit 4?2 What h ppens to the OPm brightness of bulb X when the switch S (originally closed) is opened? X becomes brighter / No change happens to X. “Ul“d ' Circuit 4 @‘% % Kot - R+ % (Y =19 r Ex 4: A battery with an emf of 10.7 V has a terminal voltage of 10.1 V when the current is 3.46 A ¥ K UL‘ IR a) Calculate the battery's internal resistance . I b) Find the load resistance R. 0) VM”U Sl BN b e I e i : 240 A f’ IRoob)y g i = |1 = .12 thn l 540 A
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