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10. Which statement is true?
A. All electromagnets are permanent magnets.
B.Increasing the number of coils in an electromagnet decreases its strength
C. Increasing the batteries increases its strength.
D. Both A and B.​

Sagot :

Jeonghan001viz

Answer:

I think is D. cause that's I remember it

Explanation:

hope it helps

Arielsnaragviz

Answer:

d po

Explanation:

idea ko lang po ito ah