An ellipsoid with principal axis of lengths 2a, 2a and 2b is magnetized uniformly in a direction parallel to the 2b – axis.The magnetization of the ellipsoid is M , .Find the magnetic pole densities for this geometry. x2 z2 = 1 b y2 a a || + +

- An electron moves along the z-axis with vz 4.7 x 107 m/s. As it passes the origin, what are the strength and direction of the magnetic field at the following (x, y, z) positions? ▾ Part B (0 cm, 0 cm, 1 cm) Express your answers using two significant figures. Enter your answers numerically separated by commas. Bz Bz, By, B₂ = Submit Part C BI, By, B₂ = 15. ΑΣΦ Submit Request Answer (0 cm, 2 cm, 1 cm) Express your answers using two significant figures. Enter your answers numerically separated by commas. VG ΑΣΦ Request Answer ? ? T T

In the figure below the wire carries current 2.0 A, and the loop carries current 3.0 A in the indicated directions. The radius of the loop is 2.0 mm. What is the magnitude of the magnetic field at the center of the loop? Express your answer to the nearest µT.

A flat, circular disk of radius R is uniformly charged with total charge Q. The disk spins at angular velocity w about an axis through its center. What is the magnetic field strength at the center of the disk?

What is the magnitude of the force per meter of length on a straight wire carrying an 9.10-A current when perpendicular to a 0.70-T uniform magnetic field? Express your answer to two significant figures and include the appropriate units. ? Value Units %3D Submit Request Answer Part B What if the angle between the wire and field is 41.0 °? Express your answer to two significant figures and include the appropriate units. ? F 1. Value Units Submit Request Answer P Type here to search 100% Lenovo

A cylindrical conductor with a radius R carries a current I. The current is uniformly distributed over the cross-sectional area of the conductor. Find the magnetic field as a function of the distance r from the conductor axis for both inside (rR) the conductor.

Two very long parallel conductors are located at a distance of 2 · a from each other, perpendicular to the plane of the figure below. The left-side conductor is carrying a current of i = 11 A directed into the page. What current i, (magnitude and direction) must flow through right-side conductor to produce a zero magnetic field at point P,? Use out of the page as the positive direction and a = 5 cm and b = 13 cm. y P, a a b The current, i, = Units Select an answer What is the magnitude and direction of the magnetic field at point P,? The magnitude of the B-field, B, = Units Select an answer The field is directed Select an answer Select an answer Question Help: OUp Down P Post to forum To the Left Submit Question To the Right

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