query: Approximating magnetic field at center of current loop by solenoid of 1 turn
positive_passages.docid: 21609
positive_passages.text: Why is the B field of a solenoid equal to $\mu_0 i n$ while that of a loop is $\frac{\mu_0 i R^2}{2(R^2+z^2)^{3/2}}$?
negative_passages.docid: 156417
negative_passages.text: What is the tolerable magnetic field (in Tesla) for a hard disk?
negative_passages.docid: 16293
negative_passages.text: N-dimensional generalization of vector curl from elements of Jacobian
negative_passages.docid: 37697
negative_passages.text: Perpetual motion in electric dipole restricted to a circular path with a charge at the centre
negative_passages.docid: 49405
negative_passages.text: Can we calculate the magnetic field of a permanent magnet?
negative_passages.docid: 8786
negative_passages.text: Mechanism by which electric and magnetic fields interrelate
negative_passages.docid: 104913
negative_passages.text: Geodesic for Electromagnetic forces
negative_passages.docid: 155600
negative_passages.text: Direction of Magnetic force from a current running through a coil of wire
negative_passages.docid: 109438
negative_passages.text: Finding net magnetic and electric force on charged particle
negative_passages.docid: 79192
negative_passages.text: Does the direction of magnetic field in a solenoid point from north to south anywhere?
negative_passages.docid: 32256
negative_passages.text: Electric field at a point on axis of uniformly charged ring using Gauss law
negative_passages.docid: 136401
negative_passages.text: Violation of energy conservation in retarded interaction of magnet and coil
negative_passages.docid: 153288
negative_passages.text: Deriving electric field
negative_passages.docid: 118442
negative_passages.text: Why do we multiply the magnetic flux by the winding number?
negative_passages.docid: 83829
negative_passages.text: Moving wire relative to stationary charged particle
negative_passages.docid: 126558
negative_passages.text: The fate of a bar magnet released in an infinitely long copper tube
negative_passages.docid: 114496
negative_passages.text: Curl in cylindrical coordinates