Problem 25.6 - Enhanced - with Feedback Part A In the rainy season, the Amazon f

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Problem 25.6 - Enhanced - with Feedback Part A In the rainy season, the Amazon flows fast and runs deep. In one location, the river is 21 m deep and moves at a speed of 4.0 m/s toward the east. The earth's 50 T magnetic field is parallel to the ground and directed northward f the bottom of the river is at O V, what is the potential (magnitude and sign) at the surface? Express your answer to two significant figures and include the appropriate units. You may want to review (m-pages 806-809) aut ar alueUnits surface V Submit My Answers Give Up Provide Feedback Continue

Explanation / Answer

e = B L v

e = (50 x 10^-6) (21) (4)

e = 4.2 x 10^-3 Volt

e = deltaV

hene Vsurface = 4.2 mV

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