What is the magnitude of the magnetic field at a distance of 12 cm from a long, straight wire carrying a current of 5.0 A?
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At what distance (in mm) from a long, straight wire carrying a current of 15 A will the magnitude of the magnetic field be 1.8 mT?
a) What current is needed to generate the magnetic field strengthof 5.0*10^-5 T at a point 2.3 cm from a long, straight wire?b) What current is needed to generate the magnetic field strengthof 5.0*10^-3 T at a point 2.3 cm from a long, straight wire?c) What current is needed to generate the magnetic field strengthof 1 T at a point 2.3 cm from a long, straight wire?d) What current is needed to generate the magnetic field strengthof 10 T at a point 2.3 cm from a long, straight wire?
The current in a solenoid with 22 turns per centimeter is 0.50 A. The solenoid has a radius of 1.5 cm. A long, straight wire runs along the axis of the solenoid, carrying a current of 33 A. Find the magnitude of the net magnetic field a radial distance of 0.77 cm from the straight wire.