A magnet in the form of a cylindrical rod has a length of 4.45 cm and a diameter of 0.788 cm. It has a uniform magnetization of 4.24 × 103 A/m. What is its magnetic dipole moment?
A magnet in the form of a cylindrical rod has a length of 4.45 cm and...
A magnet in the form of a cylindrical rod has a length of 5.95 cm and a diameter of 1.7 cm. It has a uniform magnetization of 5.30 × 103 A/m. What is its magnetic dipole moment in units of J/T?
3. A cylindrical bar magnet has radius a and finite length 2, centered at the origin; it has uniform axial magnetization M. (a) Detail the correspondence with the solenoid in HW 5, #3: Evaluate the magnetzation surface-current density i and check the value found for the total magnetic dipole moment m against the definition of M as its volume-density. (b) Express B(o and H) on the axis, inside and outside the magnet, in terms of M, I , a, and乙Draw...
. A cylindrical rod has a length of 30 cm and a diameter of 2.4 cm. One end is kept in a fire at 500◦C while the other is held in cool water kept at 14◦C. What is the rate of heat conduction across the rod?
A permanent magnet has a magnetic dipole moment of 0.120 A · m2. The magnet is in the presence of an external uniform magnetic field (provided by current-carrying coils) with a magnitude of 0.0800 T, which makes an angle of 18.0° with the orientation of the permanent magnet. (a) What is the magnitude of the torque (in N · m) on the permanent magnet? -------------- N . m (b) What is the potential energy (in J) of the system consisting...
A permanent magnet has a magnetic dipole moment of 0.150 A · m2. The magnet is in the presence of an external uniform magnetic field (provided by current-carrying coils) with a magnitude of 0.0800 T, which makes an angle of 19.0° with the orientation of the permanent magnet. a) What is the magnitude of the torque (in N · m) on the permanent magnet? b) What is the potential energy (in J) of the system consisting of the permanent magnet...
please solve this question 4. A cylindrical bar (as shown in figure belo ical bar (as shown in figure below) magnet of radius b and length L has a uniform magnetization M=zM, along its axis. Use the equivalent magnetization charge density concept to determine the magnetic flux density at an arbitrary distant point. P(x,y,z) +am
A cylindrical rod of length 1 m and radius 1 cm is submerged in water. The rod has a non-uniform mass distribution such that one half of the rod is much more massive than the other half. At which point in the rod can the buoyant force be considered to be acting? A) at the rod's geometrical center B) two of the given choices are correct C) none of these D) at the rod's center of mass E) at the...
A permanent magnet in the shape of a right circular cylinder of length L and radius R is oriented so that its symmetry axis coincides with the z-axis. The origin of coordinates is at the center of the magnet. If the cylinder has uniform axial magnetization M, a.) determine U* (z) at points on the symmetry axis, both inside and outside the magnet, and b.) use the results of part a.) to find the magnetic induction Bz at points on the symmetry axis,...
A small bar magnet (mass = 200 g, length = 15 cm) has a magnetic moment of 7.5 Am2. What is the maximum possible torque which could act on this magnet in a field of 5x10-5 T? A: 3.75x10^-4Nm
2. A cylindrical bar magnet has magnetization M(r), a general function of r directed (a) axially, (b) azimuthally or (c) radially (here with M(0)- 0). In each case find Br). In (a) also find the magnetization current encircled by a rectangle of axial length i, extending from radial distance r inside the cylinder to the outsidemrim ma wontoor dall % in (b) find the current encircled by a circle of radius r.