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    23333 23333 Document Transcript

    • Rb Ra Rb RaV AR Rb V (v) I (mA) 1.5 60 1.7 66 1.9 75 2.1 83 2.3 92 2.5 100 2.7 106 1
    • 2.9 115 Ra V (v) I (mA) 0.7 80 0.9 100 1.1 125 1.3 145 1.5 170 1.7 185 I V 1.9 210 VR 2.1 240 I 2.3 255 2.5 283 R V ILnR LnV LnI R V IR 3 1.5 0.3 1.5 0.0495 5%R 100 100Ra 8.87 Ra 8.87 0.06 0.53Ra 8.87 0.53Rb 28.01 Rb 28.01 0.06 1.68Rb 28.01 1.68 Rb Ra 1 1 1 R ( Ra Rb ) R ( Ra Rb ) 2
    • V(v) I(mA) V(v) I(mA) 1.8 60 0.5 85 2.2 70 0.7 125 Average: R eq = 30.71 R eq 5.74 RR Average( Ri ) 30 .71 RR ( Ra Rb ) 28 .01 8.87 36 .88 R 36.88 30.71 6.17 36.88 30.71 R 100 16% 36.88R Average( Ri ) 5.74 R R 1 1 1R ( Ra Rb ) 6.74 R 6.74 5.74 1 6.74 5.74 R 100 14% 6.74 R R R R0 (1 T) 0.005(1 / C ) R0 I V 3
    • V V (v) I (A) R T ( C) T ( C) I 0.02 0.08 0.25 0 25 0.1 0.34 0.29 32 57 0.2 0.56 0.35 80 105 0.3 0.7 0.42 136 161 0.4 0.78 0.51 208 233 0.5 0.82 0.60 280 305 0.6 0.88 0.68 344 369 0.7 0.93 0.75 400 425 1.1 1.05 1.04 632 657 1.5 1.25 1.2 760 785 VTan R0 0.25 IR V I 0.045 0.015 0.06R V IR 0.25 0.06 0.015 - - - - R0 - - 4
    • Rb Ra5