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18-09-2018
Chemistry

contestada

A camcorder has a power rating of 11 watts. If the output voltage from its battery is 8 volts, what current does it use?

Respuesta :

18-09-2018

The camcorder uses a current of 1.4 A.

P = VI

I = P/V = 11 W/8 V = 1.4 A

Note: The answer can have only one significant figure because that is all you gave for the voltage. However, I calculated the current to two significant figures.

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