A toroidal solenoid consists of N = 120 windings of wire each carrying current I = 0.135 A. The inner radius of the toroidal solenoid is R = 0.550 m and the diameter of each winding is d =0.0120 m. d• R a• d It

A 25-turn ideal solenoid has an inductance of (3.480x10^0) mH. When the solenoid carries a current of (6.4x10^0) A. What is the magnetic flux through each turn? Note: Answer in scientific notation using Wb.

A long, straight wire carrying a current of 3.13 A moves with a constant speed v to the right. A 5-turn circular coil of diameter 12.5 cm, and resistance of 3.25 µ, lies stationary in the same plane as the straight wire. At some initial time the wire is at a distance d 8.35 cm from the center of the coil. 5.10 s later, the wire is at a distance 2d from the center of the coil. What is the magnitude and direction of the average induced current in the coil? mA magnitude direction ---Select--- O initial situation 2d final situation

The magnetic flux through the loop shown in the accompanying figure varies with time according to Pm = Poe at sin(wt), where = 3 x 10-³ T m², a = 5 s¹, and w = 120 rad/s. What are the direction and magnitude of the current through the 5-0 resistor at (a) t = 0; (b) t = 2.17 x 10-2 s, and (c) t = 3.00 s? Hints tm Sok Pro a. Current flows down b. Current flows up c. Current flows down v Question Help: Message instructor Submit Question with with with ' 5.0 Ω mA at t = 0. mA at t= 2.17 x 10-2 mA at t = 3.00 s. S.

Problem 12: Part (a)  What is the ratio I1 / I2 that gives zero field strength at the center of the loop, in terms of the variables given in the problem statement?  I1/I2 = ______

A cylindrical solenoid of length 0.711 m and radius 0.0334 m which carries a current of i = 4.06 A has a total stored energy of UB = 4460 J. How many turns per unit length does the solenoid have? i m-1

A closely wound solenoid 80 cm long has 5 layers of windings of 400 turns each. The diameter of the solenoid is 1.8 cm. If the current carried is 8.0 A, estimate the magnitude of B inside the solenoid near its centre.

A long, straight wire carrying a current of 3.33 A moves with a constant speed v to the right. A 5-turn circular coil of diameter 12.5 cm, and resistance of 3.25 pn, lies stationary in the same plane as the straight wire. At some initial time the wire is at a distance d = 7.30 cm from the center of the coil. 4.87 s later, the wire is at a distance 2d from the center of the coil. What is the magnitude and direction of the average induced current in the coil? magnitude mA direction ---Select-- 2d initial situation final situation