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Consider a conducting circular loop in a uniform magnetic field B0 directed into-the-page, as shown above. The loop's radius increases with time as r(t) = αt while the loop maintains a constant resistance R. a) Use Lenz's law to find the direction of current flow. b) At time t, over a short time interval Δt, find |ΔΦ|. c) Use Faraday's flux rule to find the resulting magnitude and direction of current flow.

Consider a conducting circular loop in a uniform magnetic field B0 directed into-the-page, as shown above. The loop's radius increases with time as r(t) = αt while the loop maintains a constant resistance R. a) Use Lenz's law to find the direction of current flow. b) At time t, over a short time interval Δt, find |ΔΦ|. c) Use Faraday's flux rule to find the resulting magnitude and direction of current flow.

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Consider a conducting circular loop in a uniform magnetic field B 0 directed into-the-page, as shown above. The loop's radius increases with time as r ( t ) = α t while the loop maintains a constant resistance R . a) Use Lenz's law to find the direction of current flow. b) At time t , over a short time interval Δ t , find | Δ Φ | . c) Use Faraday's flux rule to find the resulting magnitude and direction of current flow.

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