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Three identical lamps are connected in series to each other and to a voltage source. if another identical lamp is added in a series connection (all four connected in series), what happens to the brightness of the first three lamps?

Increases

Decreases

Stays the same

Not enough information

User Szatkus
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1 Answer

4 votes

Step-by-step explanation:

If you add more load resistance ( another lamp) to the series circuit, the current flowing through the circuit will be decreased and the brightness of the lamps decreases.

User Jerome Haltom
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