#9 answer both parts a-b

(7%) . Problem 9: The magnetic field at the center of a solenoid L = 45 cm in length is B = 0.37 T when a current of 1 = 4.5 A moves through the solenoid wire. Patel, Simran - simran.patek@doane.edu @theexpertin.com - tracking id: 9N69-D3-16-42-9192-40031, In accordance with Expert TA's Terms of Service. copying this information to any solutions sharing website is strictly forbidden. Doing so may result in termination of your Expert TA Account. 4 50% Part (a) Solve the formula for the magnetic field near the center of a long, tightly wound solenoid for the number of turns, N, in the solenoid. The expression should be in terms of the given variables. N =1 Grade Summary Deductions 0% Potential 100% B Ho 7 8 9 HOME Submissions B d 4 5 6 Attempts remaining: 1 h (100% per attempt) g I 2 3 detailed view k L + DEND m P t VO BACKSPACE CLEAR Submit Hint Feedback I give up Hints: 0% deduction per hint. Hints remaining: 1 Feedback: 0% deduction per feedback. 4 50% Part (b) Calculate the value of the number of turns, N