27. Resistors & DC Circuits
Kirchhoff's Loop Rule
27. Resistors & DC Circuits Kirchhoff's Loop Rule
3PRACTICE PROBLEM
A student made the electric circuit, as shown in the figure below, to measure the value of an unknown resistor, Ra, that is using ideal batteries. The red ammeter indicates a value of 2.25 A. Find the resistance of Ra.
A student made the electric circuit, as shown in the figure below, to measure the value of an unknown resistor, Ra, that is using ideal batteries. The red ammeter indicates a value of 2.25 A. Find the resistance of Ra.