Asked by 123

All electric currents generate __________ fields.
A electric
B magnetic
C viewing
The three basic items to make an electromagnet are a source of current, conducting wire, and a metal _______.
A core
B surroundings
C system
More current makes a ________ electromagnet.
A longer
B stronger
C weaker
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All Answers 1

Answered by GPT-5 mini AI
1) B — magnetic
2) A — core
3) B — stronger

Briefly: electric currents produce magnetic fields; a metal core (usually iron) concentrates the field; increasing current strengthens the electromagnet.