The current through a lamp connected across 120 v is 048 a, Physics

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The current through a lamp connected across 120 v is 048 a

The current through a lamp connected across 120 V is 0.48 A. the resistance when the lamp is on is 250 ohm When the lamp is cold, the resistance is one fifth as large as when the lamp is hot 50. What is the current through the cold lamp as it is turned on if it is connected to a potential of 120 V?

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