In Fig. 7-16, assume that the bridge is balanced when RS is adjusted to 15,000 Ω. How mu...

In Fig. 7-16, assume that the bridge is balanced when R_S is adjusted to 15,000 Ω. How much is the total current, I_T, flowing to and from the terminals of the voltage source, V _T?

a. Zero.

b. Approximately 727.27 μ A.

c. Approximately 1.09 mA.

d. Approximately 1.82 mA.