A 11-H Solenoid Is Fed by a Direct Current of 25A

question 54

Multiple Choice

A 1.1-H solenoid is fed by a direct current of 25A. Then the power source is disconnected.Then the two ends of the solenoid are directly connected by a wire.How many Joules of heat are produced if all of the energy that was stored goes into heating the wire?

• A)1.4 J
• B)344 J
• C)0 J
• D)2.6 kJ

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