A magnetic rod with length 6.00 cm, radius 3.00 mm, and (uniform) magnetization 2.70 *10^3 A/m can turn about its center like a compass needle. It is placed in a uniform magnetic field of magnitude 35.0 mT, such that the directions of its dipole moment and make an angle of 68.0. (a) What is the magnitude of the torque on the rod due to ? (b) What is the change in the orientation energy of the rod if the angle changes to 34.0°?

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Q: The bent wire shown in the figure lies in a uniform magnetic field. Each straight section is 2.49 m…

A: The product of unit vectors is shown as below. i^×j^=k^   And  j^×i^=-k^j^×k^=i^   And…

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Q: A packed bundle of 100 long, straight, insulated wires form a cylinder of radius R = 0.500 cm. (a)…

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A: given m=8.52 kgq=5.3 CB=2.62 T

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Q: In the figure, a particle moves along a circle in a region of uniform magnetic field of magnitude B…

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Q: Suppose that the dipole moment associated with an iron atom of an iron bar is 2.6 × 10-23 J/T.…

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Q: A circular current loop of radius 2.0 cm carries a current of 2.0 mA. If the constituted magnetic…

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Q: Chapter 29, Problem 007 GO In the figure, two circular arcs have radii a = 14.2 cm and b = 10.7 cm,…

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Q: In New England, the horizontal component of the earth's magnetic field has a magnitude of 1 . 6 × 10…

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Q: The figure below shows a long conducting coaxial cable and gives its radii (R₁ = 2.7cm, R₂=11.9cm,…

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Q: Suppose that the magnetic dipole moment of Earth is 7.9 x 1025 J/T. (a) If the origin of this…

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Q: In the figure, a particle moves along a circle in a region of uniform magnetic field of magnitude B…

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Q: Suppose that the magnetic dipole moment of Earth is 6.2 × 1025 J/T. (a) If the origin of this…

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Q: (b) Number A long solenoid with 8.64 turns/cm and a radius of 7.93 cm carries a current of 19.9 mA.…

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Magnetic Force

A magnetic force arises when a charged particle or a current-carrying conductor is placed in a magnetic field. It is created because of the movement of the charged particles.