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- 5:How much current must flow for 1.0 E-3T of magnetic field to be present 1.0 cm from a wire?6. Consider a solenoid with length , cross sectional area A, and N windings. (a) What is the magnetic flux when it carries a current I? Show that the ratio /I gives poN'A/e. (b) What is the imductance of a solenoid having a length of 4 cm, 2000 turns, and a radius of 5 mm? (c) If the solenoid is placed in 8. series with a 5 2 resistor in a closed loop, what is the RL time constant for the circuit?
- The magnetic field intensity when measured at various points away from the bar magnet is shown to have an inverse square law characteristic with distance, assuming that the initial magnetic flux density is 10 mT, what will be the approximate flux density at a point 2 m away from the source?A circular loop of wire has radius = 0.1 m and current = 48 A. Find the magnetic field strength at the center of the circle. (in T) 01:05 Timer Notes Evaluate Feedback OA: 7.906x10-5 OB: 9.883x10-5 OC: 1.235x10-4 OD: 1.544x10-4 OE: 1.930x 10-4 OF: 2.413x10-4 OG: 3.016x10-4 OH: 3.770x10-4 Submit Answer Tries 0/12A solenoid is made with a superconducting material and the magnetic field inside it is measured to be 6.8 T. Estimate the magnetic energy density in the field.
- A 5.3x10-2-T magnetic field passes through a circular ring of radius 2.8 cm at an angle of 18 ° with the normal.(L11) A uniform magnetic field stores energy of 1.23E-3 J in a box that is 5.47 m³ in volume. What is the strength of the magnetic field (in T)?At what distances from a very long, straight wire carrying a 10 A current would the magnetic field -5 a) SX10T b)sx10T c0.1 to 1t ) 10T strengths above-be generated?