A)Find the magnetic field strength in the region between the two solenoids. Ente

Question

A)Find the magnetic field strength in the region between the two solenoids. Enter your answer as a positive number if the field points up.

B)Find the magnetic field strength inside the inner solenoid. Enter your answer as a positive number if the field points up.

Safari File Edit View History Bookmarks Window Help Sun 10:06 AM spock physast.uga spock.physast.uga.edu Course Contents » »Problem Set 12 » Problem 2 Consider a system consisting of two long, concentric solenoids, as shown below in cross section. The current in the out opposite direction. The outer solenoid has 100 turns per centimeter, and the inner solenoid has 132 turns per centimet Find the magnetic field strength in the region between the two solenoids. Enter your answer as a positive number if the 0.173T Submit Answer Incorrect. Tries 6/8 Previous Tries Find the magnetic field strength inside the inner solenoid. Enter your answer as a positive number if the field points up 0323T Submit Answer Incorrect. Tries 4/8 Previous Tries Activated Editfields

Explanation / Answer

n= 100/cm outer solenoid
n= 132/cm for inner solenoid.

A) B= uo*n* i = 4pi *10^-7* 10000*1.20 = 15.08 mT
B) B= B inner- B outer = [4pi *10^-7* 13200*1.95] - [4pi *10^-7* 10000*1.20] = 32.35 - 15.08 = 17.27 mT

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