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A 6-turn coil 1.2 cm in diameter is rotated at 17 rev/s about an axis perpendicular...

A 6-turn coil 1.2 cm in diameter is rotated at 17 rev/s about an axis perpendicular to a uniform magnetic field. A voltmeter connected to the coil through rotating contacts reads a peak value of 240 μV .

What is the magnetic-field strength?

Express your answer using two significant figures.

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