Magnetic field above the center of a square current loop - Physics …
2017年11月1日 · Find the exact magnetic field a distance z above the center of a square loop of side w, carrying a current I. Verify that it reduces to the field of a dipole, with the appropriate dipole moment, when z >> w. Homework Equations (1) dB = μ 0 I/4πr 2 dl × rhat (2) r = √((½w) 2 +z 2) The Attempt at a Solution
Magnetic Field at Center of Loop - Physics Forums
2014年3月11日 · The strength of the magnetic field at the center of a loop is affected by the magnitude of the current, the distance from the center of the loop, and the number of turns in the loop. What is the direction of the magnetic field at the center of a loop? The direction of the magnetic field at the center of a loop is perpendicular to the plane of ...
Magnetic field at the center of the loop - Physics Forums
2005年3月13日 · The strength of the magnetic field at the center of a loop is affected by the current flowing through the loop, the number of loops, and the distance from the center of the loop. Increasing any of these factors will result in a stronger magnetic field. Is the magnetic field at the center of a loop uniform? No, the magnetic field at the center ...
Magnetic field at center of loop - Physics Forums
2010年3月13日 · The magnetic field at the center of a loop can be calculated using the equation B = μ0I/2r, where B is the magnetic field strength, μ0 is the permeability of free space, I is the current flowing through the loop, and r is the radius of the loop.
Magnetic field due to two loops - Physics Forums
2020年1月12日 · The formula for the magnetic field at the center of a circular loop is used to calculate the value of B1, which is found to be 167.5 nT. However, there is confusion about the formula used, as it may be for a circular arc rather than a full circular loop. The direction of the magnetic field also changes when loop 2 is rotated.
Magnetic Field at the Center of a Wire Loop - Physics Forums
2008年3月7日 · Center Field Loop Magnetic Magnetic field Wire In summary: If you integrate correctly, you should get an expression for the field at the center due to the entire loop. In summary, we are trying to find the z component of the magnetic field at the center of a circular loop with radius r, through which a steady current I is flowing in a ...
Magnetic Field at Center of Single Coil-Loop - Physics Forums
2013年10月13日 · A single-coil loop of radius r = 6.50 mm, shown below, is formed in the middle of an infinitely long, thin, insulated straight wire carrying the current i = 29.0 mA. What is the magnitude of the magnetic field at the center of the loop? B(loop)= μ_0_*I/2R B(wire)= μ_0_*I/2pi*d Superposition...
Magnetic Field at the center of a square loop - Physics Forums
2016年3月20日 · In summary, the problem involves finding the magnitude of the magnetic field at the center of a square wire loop with 12 cm sides, carrying a clockwise current of 15.0 A. The four 1.30 mm wire segments at the midpoint of each side are to be taken into account.
Magnetic field in a circular loop - Physics Forums
2016年12月6日 · The magnetic field strength in a circular loop can be calculated using the equation B = μ₀I/2r, where B is the magnetic field strength, μ₀ is the permeability of free space, I is the current flowing through the loop, and r is the radius of the loop.
What is the Magnetic Field at the Center of a Wire with a Loop?
2008年2月27日 · A very long wire carrying a conventional current of 4.8 amperes is straight except for a circular loop of radius 7.7 cm. Calculate the approximate magnitude of the magnetic field at the center of the loop. I know that I=4.8A and r = .077m u_o = 4*pi*(10^-7) Homework Equations [tex]\mu_{o}I/2r[/tex] The Attempt at a Solution