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The circuit has a 4V battwry in a series with a 5 Ohm resistor with sides 12 cm while lying in a uniform mag field pointing into page. if your current is .4 A counterclockwise. what is the magnitude of the mag field changing and is increasing or decreasing.




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Answer #1

V - IR 4 > I- ok = 0.8 A (counter clockwise) 52 I - 0:4 A una I 바 4V current due to battery, I is Actual current 0.4A counter

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