Unformatted text preview: ofthc 4 O resistor in se es with ihe parallel combinalioDs of thc 5 and 20 Q rcsislors.Thus. R R , . r 2 o _ 8 , , . Nole that thc derivation of nTn with Eq.,1.63 is much simpler sane derivation with Eqs.,l-57+.62. than the figure 4.53 4 The circuit shown in Fig. 4.52 after deac tjvatjon of the jndependent soLrrces. 4,16 Find the Th6venin equivalent circuit with respect to the termimls a,b Ior the circuil shown. Answer: Yab = Yrh = 64-8 V, Rft : 6 O. 4,17 Find thc No on equivalent circuir with respeci to the teminals a,b tbr dre circuit sho!v!. Answe.: 1N = 6 A (directed toward a), RN : 7.5 O. 4.18 A voltmeter wirh an inlernal resistance of 100 kO is used to measure the voltage ?AB in the circuil shown.Whal is the volrmeter reading? Answer 120V NOTE: Aho try Chaptet Problems 4.63,4.66,and 4.67. 12 kO 2 5 V Figure 4.52 .r A cjrcuit used to itlustcte a Th€venin 5 ( ' 4(:} 1 5 A (4.63) 72 ll...
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- Spring '07
- Trigraph, 100K, 4.11 m, 7 2l, Answe.