5_Ch 18 College Physics ProblemCH18 Direct-Current Circuits

5_Ch 18 College Physics ProblemCH18 Direct-Current Circuits...

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Direct-Current Circuits 103 50. (a) 0 in the resistor and 3-k 333 A µ in the others (b) 50.0 C 52. 14 54. 14 s 56. 20 or 98 RR =Ω 60. () ( ) 1 000 6.0 s 1 240 C 1 t Qe =− , ( ) 1 000 6.0 s 2 360 C 1 t 62. (a) (b) 1. (c) 9 12 3 100 0.099 9 , 50.0 A, 45.0 mA R II I I Ω= === 3 100 09 , 4.55 A, 45.5 mA R Ω== == 123 100 .99 , 0.450 A, 50.0 mA RRR III I Ω=== = 64. (a) The two bulbs have the same current, power delivered, and hence same brightness. (b) Again, the two bulbs have the same current, power delivered, and brightness.
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