A horizontal power line of length 54.2 m carries a current of 2.13 kA northward as shown in the figure below. The Earth's magnetic field at this location has a magnitude of 4.50 x 10-5 T. The field at this location is directed toward the north at an angle 65.0° below the power line. 65.0° (a) Find the magnitude of the magnetic force on the power line. (b) Find the direction of the magnetic force on the power line. O out of the screen O clockwise O into the screen

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Chapter1: Units, Trigonometry. And Vectors
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A horizontal power line of length 54.2 m carries a current of 2.13 kA northward as shown in the figure below. The Earth's magnetic field at this location has a magnitude of
4.50 x 10-5 T. The field at this location is directed toward the north at an angle 65.0° below the power line.
65.0°
(a) Find the magnitude of the magnetic force on the power line.
(b) Find the direction of the magnetic force on the power line.
O out of the screen
O clockwise
O into the screen
O counterclockwise
Transcribed Image Text:A horizontal power line of length 54.2 m carries a current of 2.13 kA northward as shown in the figure below. The Earth's magnetic field at this location has a magnitude of 4.50 x 10-5 T. The field at this location is directed toward the north at an angle 65.0° below the power line. 65.0° (a) Find the magnitude of the magnetic force on the power line. (b) Find the direction of the magnetic force on the power line. O out of the screen O clockwise O into the screen O counterclockwise
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