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Vikentia [17]
4 years ago
12

Can anyone help me I will give you 30 points

Physics
1 answer:
Aleonysh [2.5K]4 years ago
3 0

Answer:

1) ELECTRO MAGNET

2) B

3) -AMOUNT OF ELECTRICITY OF THE POWER SOURCE

- AMOUNT OF COIL WRAPPED UP TO THE NAIK

-CONDUCTIVITY OF THE MEDIUM

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