1.

a)Which letter shows the graph of voltage vs. current for the smallest resistance?
b) Which letter shows the graph of voltage vs. current for the largest resistance?


2.


a) Which plots shows current vs. potential difference data gathered from a resistor that obeys ohms law and
b) Which resistor had a greater resistance, 1 or 2?

3.


a) What is the total resistance of this circuit? ohms
b) What is the total current of this circuit? amperes (answer in 2 significant digits)


4.


a) What is the total resistance of this circuit? ohms
b) What is the total current of this circuit? amps (answer in 3 significant digits)