Two identical long wires of radius a =1.53 mm are parallel and carry identical currents in opposite directions.Their center-to-center separation is d = 14.2 cm. Neglect the flux within the wires but consider the flux in the region between the wires.What is the inductance per unit length of the wires?

Two solenoids A and B, spaced close to each other and sharing the same cylindrical axis, have 380 and 680 turns, respectively. A current of 2.00 A in solenoid A produces an average flux of 300 µWb through each turn of A and a flux of 90.0 µWb through each turn of B. (a) Calculate the mutual inductance of the two solenoids. mH (b) What is the inductance of A? mH (c) What is the magnitude of the emf that is induced in B when the current in A changes at the rate of 0.500 A/s? mV

Experimentally, the magnetic flux PB in a solenoid was 2 measured for various currents I. The data was recorded in the table and plotted in the graph. The best fit line through the data was also drawn. Current Magnetic flux (A) (Wb) 1.50 0.500 3.50 1.00 5.00 1.63 What is the inductance of the solenoid? 4 8 Current (A) inductance: H Magnetic flux (Wb)

What is the self-inductance per meter of a coaxial cable whose inner radius is 0.50 mm and whose outer radius is 4.00 mm?

Two solenoids A and B, spaced close to each other and sharing the same cylindrical axis, have 340 and 580 turns, respectively. A current of 3.40 A in solenoid A produces an average flux of 300 uWb through solenoid A and a flux of 90.0 µWb through solenoid B. (a) Calculate the mutual inductance of the two solenoids. mH (b) What is the inductance of A? mH (c) What is the magnitude of the emf that is induced in B when the current in A changes at the rate of 0.500 A/s? mV

An  8 cm long solenoid has 71 windings and a circular cross section of radius a=1.4 cm. The solenoid goes through the center of a circular coil of wire with 40 windings and radius b=6 cm. The current in the circular coil changes according to i(t)=4t2+4.5t. What is the mutual inductance of the coil and solenoid? What is the magnitude of the emf induced in the solenoid at t=4  s?

(a) If an inductor carrying a 1.95 A current stores an energy of 0.250 mJ, what is its inductance? Answer in mH (b) How much energy does the same inductor store if it carries a 3.1 A current? Answer in mJ

Two solenoids A and B, spaced close to each other and sharing the same cylindrical axis, have 390 and 590 turns, respectively. A current of 3.80 A in solenoid A produces an average flux of 300 μWb through each turn of A and a flux of 90.0 μWb through each turn of B. (a) Calculate the mutual inductance of the two solenoids. mH (b) What is the inductance of A? mH (c) What is the magnitude of the emf that is induced in B when the current in A changes at the rate of 0.500 A/s? mV