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Anthoney
Anthoney asked in Science & MathematicsPhysics · 10 years ago

Acceleration please help!!?

An electron starting from rest and moving at a constant acceleration travels, 3.4cm in 2.7ms. What is the magnitude of this acceleration? Answer in units of km/s^2

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  • JullyWum
    Lv 7
    10 years ago
    Favorite Answer

    S = ut + ½.at²

    u = 0

    a = 2s/t²

    a = 2 x(3.40^-2m x 1^-3km) / 2.70^-3s = 9.33 Km/s

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