The figure below shows a 99-turn square coil rotating about a vertical axis at at w = 1,450 rev/min. The length of a the coil is 20.0 cm. The horizontal component of the Earth's magnetic field at the coil's location is equal to 2.00 × 10 20.0 cm |20.0 cm (a) What is the magnitude of the maximum emf (in mV) induced in the coil by the Earth's magnetic field? (b) What is the orientation of the coil with respect to the magnetic field when the maximum emf occurs? O The plane of the coil is parallel to the magnetic field. O The plane of the coil is perpendicular to the magnetic field. The plane of the coil is oriented 45° with respect to the magnetic field.

The figure below shows a 99-turn square coil rotating about a vertical axis at at w = 1,450 rev/min. The length of a the coil is 20.0 cm. The horizontal component of the Earth's magnetic field at the coil's location is equal to 2.00 × 10 20.0 cm |20.0 cm (a) What is the magnitude of the maximum emf (in mV) induced in the coil by the Earth's magnetic field? (b) What is the orientation of the coil with respect to the magnetic field when the maximum emf occurs? O The plane of the coil is parallel to the magnetic field. O The plane of the coil is perpendicular to the magnetic field. The plane of the coil is oriented 45° with respect to the magnetic field.

Principles of Physics: A Calculus-Based Text

5th Edition

ISBN:9781133104261

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter23: Faraday’s Law And Inductance

Section: Chapter Questions

Problem 27P: A coil of area 0.100 m2 is rotating at 60.0 rev/s with the axis of rotation perpendicular to a...

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The square armature coil of an alternating current generator has 200 turns and is 20.0 cm on side. When it rotates at 3600 rpm, its peak output voltage is 120 V. (a) Wliat is the frequency' of the output voltage? (b) What is the strength of the magnetic field in which the coil is turning?
A coil of area 0.100 m2 is rotating at 60.0 rev/s with the axis of rotation perpendicular to a 0.200-T magnetic field. (a) If the coil has 1 000 turns, what is the maximum emf generated in it? (b) What is the orientation of the coil with respect to the magnetic field when the maximum induced voltage occurs?
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