A current-carrying wire of length 0.5 m is positioned perpendicular to a uniform magnetic field. If the current is 5.0 A and is determined that there is a resultant force of 10.0 N on the wire due to the interaction of the current a
A current-carrying wire of length 0.5 m is positioned perpendicular to a uniform magnetic field. If the current is 5.0 A and is determined that there is a resultant force of 10.0 N on the wire due to the interaction of the current a
Physics for Scientists and Engineers
10th Edition
ISBN:9781337553278
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter28: Magnetic Fields
Section: Chapter Questions
Problem 6P: A laboratory electromagnet produces a magnetic field of magnitude 1.50 T. A proton moves through...
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1. A current-carrying wire of length 0.5 m is positioned perpendicular to a uniform magnetic field. If the current is 5.0 A and is determined that there is a resultant force of 10.0 N on the wire due to the interaction of the current and the field, what is the magnetic field strength?
A. 0.25 T
B. 1
C. 4 T
D. 25 T
2. Two long straight wires 750 mm apart deliver a steady current of 50.0 A to a motor. Find the magnetic field induced at a wire by the other wire.
A. 1.33 x 10-3 T
B. 1.33 x 10-4 T
C. 1.33 x 10-5 T
D. 1.33 x 10-6 T
3. The force exerted on a current-carrying wire located in an external magnetic field is directly proportional to which of the following?
I. Current strength
II. Field strength
III. Length of the wire
A. I only
B. II only
C. I and II only
D. I, II and III
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