which of the following will not increase the strength of an electromagnet made by wrapping a wire around an iron nail

asked Aug 15, 2019 39.0k views

2 votes

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6 votes

Answer:

the 1st one

Step-by-step explanation:

took the test

Omega answered Aug 17, 2019

by Omega

8.4k points

2 votes

what is the following?

Thiago Baldim answered Aug 22, 2019

7.8k points

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