Find the magnetic field intensity around infinitely long straight conductor by magnetic vector potentia
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- Calculate the magnitude of the magnetic force exerted on a wire that is 20 mm long and carries a current of 4.0 A when it is suspended inside a solenoid at an angle of 45 to the magnetic field. The solenoid has 750 turns per meter of length and carries a current of 3.0 A.The length and diameter of a long solenoid is shown in Fig. This solenoid made up of 600 turns andcarries 8.00 A electric current. Determine the magnitude of magnetic field at a point near the center ofsolenoid.A positively charged particle travels in the positive x direction through a region of magnetic field in the negative y direction. In what direction is the resulting force? O negative x direction O negative z direction O positive y direction
- Hall potentials are much larger for poor conductors than for good conductors. Why?A proton moves in a circular motion perpendicular to a uniform magnetic field of 0.75 T. Find the time for the proton to make one complete circular orbit.Calculate the magnetic field and vector magnetic potential on axis resulting form z-directed magnetic dipole located at z=z0