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Physics
Physics
Problem
A copper coil is connected to a
10
V
10\,\text{V}
10
V
DC source and draws a steady current of
2
A
2\,\text{A}
2
A
. When the same coil is connected to a
10
V
10\,\text{V}
10
V
,
50
Hz
50\,\text{Hz}
50
Hz
AC source, the current drops to
1
A
1\,\text{A}
1
A
. Calculate the self-inductance of the coil.
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