(d) A 1000-turns coil encloses a rectangular area of dimensions 38.0 cm and 28.0 cm. The coil lies in the plane of the page and carries a clockwise current of 4.7 A, as shown in FIGURE 2. If a uniform magnetic field of 180 pT is directed toward the left of the page, what is the magnitude of the torque of the coil? In which direction will the coil rotate?

Glencoe Physics: Principles and Problems, Student Edition
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Author:Paul W. Zitzewitz
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Chapter24: Magnetic Fields
Section: Chapter Questions
Problem 94A
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(d)
A 1000-turns coil encloses a rectangular area of dimensions 38.0 cm and 28.0 cm. The coil lies in the plane of the page and carries a clockwise current of 4.7 A, as shown in FIGURE 2. If a uniform
magnetic field of 180 µT is directed toward the left of the page, what is the magnitude of the torque of the coil? In which direction will the coil rotate?
Gegelung dengan 1000 lilitan mempunyai luas segi empat tepat berdimensi 38.0 cm dan 28.0 cm. Gegelung terletak di satah halaman dan membawa arus 4.7 A mengikut arah jam, seperti dalam RAJAH 2.
Sekiranya medan magnet seragam 180 µT diberikan ke arah kiri halaman, berapakah magnitud tork pada gegelung? Arah manakah gegelung berputar?
Nm
B
FIGURE 2/ RAJAH 2
Transcribed Image Text:(d) A 1000-turns coil encloses a rectangular area of dimensions 38.0 cm and 28.0 cm. The coil lies in the plane of the page and carries a clockwise current of 4.7 A, as shown in FIGURE 2. If a uniform magnetic field of 180 µT is directed toward the left of the page, what is the magnitude of the torque of the coil? In which direction will the coil rotate? Gegelung dengan 1000 lilitan mempunyai luas segi empat tepat berdimensi 38.0 cm dan 28.0 cm. Gegelung terletak di satah halaman dan membawa arus 4.7 A mengikut arah jam, seperti dalam RAJAH 2. Sekiranya medan magnet seragam 180 µT diberikan ke arah kiri halaman, berapakah magnitud tork pada gegelung? Arah manakah gegelung berputar? Nm B FIGURE 2/ RAJAH 2
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