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Physics
Physics
Problem
A coil experiences an induced emf that is
+
3.0
V
+3.0\,\text{V}
+
3.0
V
from
t
=
0
t = 0
t
=
0
to
0.10
s
0.10\,\text{s}
0.10
s
, zero from
t
=
0.10
s
t = 0.10\,\text{s}
t
=
0.10
s
to
0.30
s
0.30\,\text{s}
0.30
s
, and
−
2.0
V
-2.0\,\text{V}
−
2.0
V
from
t
=
0.30
s
t = 0.30\,\text{s}
t
=
0.30
s
to
0.50
s
0.50\,\text{s}
0.50
s
. If the magnetic flux linked with the coil at
t
=
0
t = 0
t
=
0
is zero, calculate the magnetic flux at
t
=
0.50
s
t = 0.50\,\text{s}
t
=
0.50
s
.
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