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The Soft Iron Core in the Solenoid Shown Is Removable

Question 14

Multiple Choice

The soft iron core in the solenoid shown is removable. Then: The soft iron core in the solenoid shown is removable. Then: A) the current will be larger without the core B) the current will be larger with the core C) one must do work to remove the core D) the circuit will do work in expelling the core E) the stored energy is the same with or without the core


A) the current will be larger without the core
B) the current will be larger with the core
C) one must do work to remove the core
D) the circuit will do work in expelling the core
E) the stored energy is the same with or without the core

Correct Answer:

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