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Problem

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Textbook Expert
Textbook ExpertVerified Tutor
31 Oct 2021

Given information

It is given that a 120-V fish-tank heater is rated at 130W.

Step-by-step explanation

Step 1.

 

The power consumption by a resistor is given as,

 

Here, I is current, V is voltage, and R is resistance.

 

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