(a)   If the total resistance in Figure 66 is  389.2 ohm,what is the value of R2? (b)   What is the total resistance between point A and ground in Figure 67 for the following conditions?                   (a) SW1 and SW2 open (b) SW1 closed, SW2 open                   (c) SW1 open, SW2 closed (d) SW1 and SW2 closed (c)   What is the total current in each circuit of Figure 68?

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Current Division Method

The generalized current divider formula is given by the following relation below,