Recent content by Manty

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    Finding amount of graphite in a Pencil

    To find the amount of graphite in the pencil
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    Finding amount of graphite in a Pencil

    what must i do to get on the right track?
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    Finding amount of graphite in a Pencil

    Homework Statement I have some information about a 2H pencil. There is a current of 0.008 amps and 3.8 volts going through the pencil. The length of the pencil was 16cm and the diameter of the core was 2mm. Calculate the percentage of graphite in the pencil. Homework Equations ohms law...