Problem Imagine a uniform magnetic field, pointing in the z direction and filling all space (B = Bo2). A positive charge is at rest, at the origin. Now somebody turns off the magnetic field, thereby inducing an electric field. In what direction does the charge move?¹6
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- A 0.55-meter-long wire carries a current with electron flow directed to the East. It is present in a magnetic field of intensity of 0.050 T and directed to the South. The force acting on the wire is 0.220 N. a. What is the magnitude of the current in the wire? b. In what direction is the force acting on the wire?Please AsapA particle of mass 5.4 × 10-8 kg and charge +5.9 µC is traveling due east. It enters perpendicularly a magnetic field whose magnitude is 3.5 T. After entering the field, the particle completes one-half of a circle and exits the field traveling due west. How much time does the particle spend in the magnetic field? Number i Units
- -0.35 µC has a velocity of 2500000 m/s at 45° to the +x axis in the xz plane, with a positive x and z A charge q = component. There is a magnetic field of magnitude 0.06 T. a) If B is along the +zaxis, what is the force on the charge? N along the +y axis b) If the force on the charge is 2 x 10-3 N along +y axis, what is the direction of B? degrees from the +zaxis in the xz plane.A particle of mass 7.7 x 10-8 kg and charge +10 µC is traveling due east. It enters perpendicularly a magnetic field whose magnitude is 4.3 T. After entering the field, the particle completes one-half of a circle and exits the field traveling due west. How much time does the particle spend in the magnetic field? Number i UnitsA small cart (which you may treat as a point charge) carrying a charge of 3.000 C moves along a straight track at a constant speed of 12.000 m/s. What is the magnitude of the magnetic field at a point beside the track that is 13.000 cm away from the track and 24.000 cm farther down the track than the charged cart? μΤ
- 9. The uniform 30 mT magnetic field in figure points in the positive z-direction. An electron enters the region of magnetic field with a speed of 3.0 x 106 m/s and at an angle of = 30° above the xy-plane. Find the radius r and the pitch p of the electron's spiral trajectory. z ALA-4.80 uC charge is moving at a constant speed of 6.80 x 105 m/s in the +x-direction relative to a reference frame. At the instant when the point charge is at the origin, what is the magnetic field vector it produces at the following points a point (x 0.500 m, y = 0.500 m, z 0) Select one: B = -1.29x10-77 B = -4.62x10-7 R B = -7.15x10-7 R B = -2.12x10-7↑ B = 3.17x10 61. A magnetic field has a magnitude of 1.50 × 10-³ T, and an electric field has a magnitude of 4.00 × 10³ N/C. Both fields -3 point in the same direction. A positive 2.5 µC charge moves at a speed of 2.50 × 106 m/s in a perpendicular to both fields. Determine the magnitude of the net force that acts on the charge. N ssfánection that is 0 ssf60 sf60 ss 50 ssf6 €60 ssf60 ss