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anonymous

  • one year ago

An oil drop with a mass of 3.5*10^-15 kg accelerates downward at a rate of 2.50 m/s^2 when placed between 2 horizontal parallel plates that are 1.00 cm apart. Assuming the oil drop is negative and the top plate positive, how many excess electrons does the oil drop carry if the potential difference between the plates is 5.38*10^2 V?

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  1. IrishBoy123
    • one year ago
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    |dw:1444563881682:dw|

  2. IrishBoy123
    • one year ago
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    \(\large n_e = {q \over e^-}\)

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