Direction: Answer the questions in paper. Please provide the data, equation, substitutio/computatio, and re-checking if possible. Thank you so much.

Magnetic Fields Produced by Currents: Lung Wire Determine the direction of B in each diagram. Clqehvise [CM 01' Countercleekwise {COW} Using the data given in Problem 3, determine Answer this the magnitude of the magnetic field if the number of loops is reduced to one-half.Problem 3 A 4.2 cm long solenoid is wrapped with 1000 loops of wire. What is the magnetic eld down the center of the solenoid if a current of 0.66 A is run through the wire as shown? Data: Equation: I=4.2cm=0m B=,uln N = 1000 loops N _ 1000 I: 0.66A E _ 0.042m 0.3, = 4n\" 3:: 10'TTrn/A B = ? = 23809.5238/m Substitution / Computation: =(4It x 10 7"Tn1'fr')(0. 66 A')(23 809. 5238/33) 32 eggsvr ._r 7? M3"