What is the current in a long wire if the magnetic field strength 1.2 cm from the wire's axis is 69 μT ?
What is the current in a long wire if the magnetic field strength 1.2 cm from the wire's axis is 69 μT ?
What is the current in a long wire if the magnetic field strength 1.6 cm from the wire's axis is 53 µT?
The on-axis magnetic field strength 15cm from a small bar magnet is 4.8 μT a)What is the bar magnet's magnetic dipole moment? b)What is the on-axis field strength 19cm from the magnet?
Consider a long straight 0.50-amp current. What is the magnetic field strength (in microteslas) at a distance of (a) 10 cm from the current? μT (b) 1.0 m from the current? μT
How much current must flow through a long straight wire for the magnetic field strength to be 1.0 mT at 1.0 cm from a wire? (?0 = 4?
A 24.3-A current flows in a long straight wire. Find the strength of the resulting magnetic field at a distance of 65.3 cm from the wire.
A 33.9-A current flows in a long straight wire. Find the strength of the resulting magnetic field at a distance of 53.5 cm from the wire.
A single-turn wire loop produces a magnetic field of 41.2 μT at its center, and 5.15 nT on its axis, at 23.0 cm from the loop center. A. Find the loop radius. Express your answer with the appropriate units. B. Find the current in the loop. Express your answer with the appropriate units.
At double the distance from a long current carrying wire, the strength of the magnetic field produced by the wire decreases to a. 1/8 of the original value b. 1/4 of the original value c. 1/2 of the original value d. does not change Explain
The magnetic field at the center of a 1.2-cm-diameter loop is 2.8 mT . What is the current in the loop? A long straight wire carries the same current you found in part a. At what distance from the wire is the magnetic field 2.8 mT ?
The magnetic field 37.0 cm away from a long, straight wire carrying current 9.00 A is 4860 µT. (a) At what distance is it 486 µT? cm (b) At one instant, the two conductors in a long household extension cord carry equal 9.00-A currents in opposite directions. The two wires are 3.00 mm apart. Find the magnetic field 37.0 cm away from the middle of the straight cord, in the plane of the two wires. How far is the...