# Zm x+x メナメB xnx R=5²₁₂2₂² Bis decreasing T=? @ 25T/5

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Q: Hi there! can you please tell me why you didn't use a value for m in the first question?

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If the resistance is 5 ohms B is decreasing at 25 T/s and the field is 2m by 2m what is I?

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