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°?

Q: Consider an electron rotating in a circular orbit of radius r. Show that the magnitudes of the…

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A: The expression for toque is,

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Q: Three particles, each with a charge of 5.95 μC and a speed of 455.0 m/s, enter a uniform magnetic…

A: This question can be solved easily by applying the concept of Lorentz Force .

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A: Given Magnetic field is given as B→=Bx, By, Bz=6.0, 2.7, 4.7 mT Magnetic moment associated with the…

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Q: A particle with a mass of 8.52 kg and a charge of 5.3 C is projected into a uniform magnetic field…

A: given m=8.52 kgq=5.3 CB=2.62 T

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Q: a rectangular 20-turn coil of wire, of dimensions 10 cm by 5.0 cm. It carries a current of 0.10 A…

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Q: A circular 23-turns coil with a 10 [cm] radius lies in the z = o plane and carries a current of 1.4…

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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: current i =56.2 mA is set up in a loop havingtwo radial lengths and two semicir-cles of radii a =…

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Q: A short bar magnet placed with its axis at 30 degree with uniform external magnetic field of 0.25 T…

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Q: .00 × 105 m / s) j. Then it is influenced by a uniform magnetic field B = (1.52 T) i + (0.68 T) j.…

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Q: (1-2) A circular current loop of radius 0.02 m carries a current of 2.0 x 10³A. 1. What is the…

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Q: The figure below shows a long conducting coaxial cable and gives its radii (R1=0.12m, R2=0.51m,…

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A: Given: Radius = 2.6 nm; Magnetic force = 36 fN

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Q: A particle with charge magnitude 1.6 x 10-19 C has a speed of 2.5×105 m/s at point A. It enters a…

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Q: A small bar magnet experiences a 1.50×10−2 N⋅mN⋅mtorque when the axis of the magnet is at 45.0∘∘ to…

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Q: A proton moves through a uniform magnetic field given by B=(10i^−20j^​+30k^)mT. At time t1​, the…

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Q: The magnetic field inside a solenoid of circular cross section is given by B = bt k, where b = 2.0…

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Q: A proton enters a magnetic field of flux density 2.5 Wb/ m2 with a velocity of 1.6 x 107 m/s at an…

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Q: An electron (with mass mp = 9.1x 10-31 kg, charge ∣∣qe∣∣ = 1.6 x 10-19 C) moving with a speed of…

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Q: A short bar magnet placed with its axis at 30° with a uniform external magnetic field of 0.25T…

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Q: A rigid circular loop has a radius of 0.20 m and is in the xy-plane. A clockwise current I is…

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A: Given data:    rA=1.40 cm = 1.40×10-2 m  IA=8.90 A  rB=14.0 cm = 14.0×10-2 m  rC=15.0 cm = 15.0×10-2…

Q: The dipole moment of a magnet is given by i = (-41) k A · m² which is in a magnetic field given by B…

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Q: A particle with charge q enters a region with a uniform magnetic field Bthat acts in a and z…

A: Given: The charge on the particle is q. The velocity of the particle is . The magnetic force on the…

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.