A 2.5 V battery is connected to a small light bulb with a resistance of 4.8 Ω . What is the current in the bulb? Answer in

Question

A 2.5 V battery is connected to a small light
bulb with a resistance of 4.8 Ω .
What is the current in the bulb?
Answer in units of A.

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Gia Bảo 3 years 2021-08-27T04:48:43+00:00 1 Answers 6 views 0

Answers ( )

  1. nguyetanh
    0
    2021-08-27T04:49:59+00:00
    Reply

    Answer: I=0.52 A

    Explanation:

    Given

    Voltage is 2.5\ V

    Resistance R=4.8\ \Omega

    Current is given by

    I=\dfrac{V}{R}

    \Rightarrow I=\dfrac{2.5}{4.8}=0.52\ A

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