Using a supply of 3 V, measure the current through R1 and record the result in Table 3.1 under Simulated Values. 4. Substitute R2 for R1 in the circuit of Figure 3.1. A. Repeat Procedure 3. B. Did the current increase or decrease in value? ______ 5. Substitute R3 for R2 in the circuit of Figure 3.1. A. Repeat Procedure 3. B. Did the current increase or decrease in value? ______ 6. Substitute R4 for R3 in the circuit of Figure 3.1. A. Repeat Procedure 3. B. Did the current increase or decrease in value