Asked by Anonymous
How much energy is stored in a 2.90-cm-diameter, 14.0-cm-long solenoid that has 200 turns of wire and carries a current of 0.790 ?
Answers
Answered by
drwls
Compute the inductance L, in Henries.
The formula you need is here:
http://hyperphysics.phy-astr.gsu.edu/hbase/electric/indsol.html
The stored energy is
E = (1/2) L I^2
E will be in Joules if I is in amperes.
The formula you need is here:
http://hyperphysics.phy-astr.gsu.edu/hbase/electric/indsol.html
The stored energy is
E = (1/2) L I^2
E will be in Joules if I is in amperes.
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