Physics, 21.03.2020 05:32 natlovesfood

The quantity of charge Q in coulombs (C) that has passed through a point in a wire up to time t (measured in seconds) is given by
Q(t)=t3−2t2+4t+4

Find the current when t = 1s. At what time is the current lowest?

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The quantity of charge Q in coulombs (C) that has passed through a point in a wire up to time t (mea...