When using a series circuit to connect four small light bulbs, which statement is MOST accurate?

AIf one bulb fails, the other three can remain operational.
BThe current passing through each bulb is the same.
CBy adding more light bulbs in the series, it will draw less current from the power source.

Eliminate

DAs more light bulbs are added in series, the brightness of the bulbs will stay the same.

The current passing through each bulb is the same. As you add more light bulbs, the current will decrease in each, but it will always be the same current passing through each one.

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CintiaSalazar CintiaSalazar · Answer 2 · 2019-12-05T13:04:16-05:00

Answer:

The correct answer is option b) "The current passing through each bulb is the same."

Explanation:

A series circuit is one where there is only one path for the current, from the power supply source through all the elements of the circuit, to return again to the source.

Because the current flowing through it only has one way to go, the same amount of current will be supplied at the same intensity throughout the circuit.

The equivalent or total resistance of the circuit is the sum of the resistances that compose it and will be greater than the greater of the resistances of the circuit. This means that as we add terminals (the devices connected to the power grid, which receive the current and transform it into another type of energy), the resistance increases.

Taking into account the definitions and characteristics above, the correct answer is option b) "The current passing through each bulb is the same."