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102. Assume that the silicon diode in the circuit as shown in the figure requires a mnumum current of I mA to be above the knee point (0.7V) of its I-V characteristics. IfR-2k2, the minimum voltage V required to keep the diode above the knee point is, 0.7V V a) 4.7 V c) 2.9 V b) 4.5 V dy 2.7 V

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