D*2.48 (a) Use superposition to show that the output of the circuit in Fig. P2.48 is given by
D*2.48 (a) Use superposition to show that the output of the circuit in Fig. P2.48 is given by Figure P2.48 where RN = RN1 || RN2 || ··· || RNn, and (b) Design a circuit to obtain The smallest resistor used should be 10 kΩ.
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