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Physics
Physics
Problem
The charge flowing through a circuit branch is given by the function
q
(
t
)
=
12
t
−
3
t
2
q(t) = 12t - 3t^{2}
q
(
t
)
=
12
t
−
3
t
2
, where
q
q
q
is in microCoulombs and
t
t
t
is in milliseconds. Find the time
t
t
t
at which the current in the branch reverses its direction.
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