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In the rainy season, the Amazon flows fast and runs deep. In one location, the river...

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Physics

In the rainy season, the Amazon flows fast and runs deep. In onelocation, the river is 25 m deep and moves at a speed of 4.5m/stoward the east. The earth's 50 μT magnetic field isparallel to the ground and directed northward.

If the bottom of the river is at 0 V, what is the potential(magnitude and sign) at the surface?

Answer & Explanation Solved by verified expert
3.6 Ratings (548 Votes)
Imagine the water split into a set of vertical columns side by side Each column is conductor moving east perpendicular to a north magnetic field Just use the standard formula for induced emf in a moving conductor E Blv    See Answer
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