Solved: You would like to store 9.9 J of energy in the
Chapter 23, Problem 65(choose chapter or problem)
You would like to store 9.9 J of energy in the magnetic eld of a solenoid. The solenoid has 580 circular turns of diameter 7.2 cm distributed uniformly along its 28-cm length. (a) How much current is needed? (b)What is the magnitude of the magnetic eld inside the solenoid? (c) What is the energy density (energy/volume) inside the solenoid?
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