In the figure assume that == 2.8 V, r = 120 2, R₁ = 320 2, and R2 = 260 2. If the voltmeter resistance is Ry = 6.9 k2, what perce error (including sign) does it introduce into the measurement of the potential difference across R₁? Ignore the presence of the ammeter.

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Current Division Method

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