How to convert a (0 to 1) mA meter to measure the current in the range of 1 to 100 mA ? The internal resistance of the meter is 100 Ω.
1
Connect a 1.01 Ω resistance in series with the meter
2
Connect a 1.01 Ω resistance in parallel with the meter
3
Connect a 10.01 Ω resistance in series with the meter
4
Connect a 10.01 Ω resistance in parallel with the meter