A light bulb is connected to a 2V supply and experiences a current of 6.4A. What is the power rating of the bulb?

Question

A light bulb is connected to a 2V supply and experiences a current of 6.4A. What is the power rating of the bulb?

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Thu Thủy 3 years 2021-07-24T04:58:21+00:00 1 Answers 29 views -1

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  1. thuthao
    0
    2021-07-24T04:59:46+00:00
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    Answer:

    12.8 Watts

    Explanation:

    P = VI

    P = (2 V) (6.4 A)

    P = 12.8 W

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