Resistance ® close resistance (R)How difficult it is for current to flow. increases when components, for example a lamp, are added to a circuit in series. Potential difference close potential ...

The simplest model of a battery comprises an ideal voltage source that connects in series with a resistance ... you must measure internal resistance under full load at or near dc. The complete circuit ...

The resistive elements in the bulbs of the series circuit obey Ohm's Law, which states that the voltage across a resistive element equals the resistance of the element times the current flowing ...