Description: Exercise 28.36 Find the magnetic field in the center of a wire semi
ID: 2298199 • Letter: D
Question
Description: Exercise 28.36
Find the magnetic field in the center of a wire semicircle like that shown in the figure, with radius R=8.50cm, if the current in the wire is i=10.0A.
Please include a multiplication sign (*) to indicate when two units are multiplied together.
B=[Num] [Units]
Find the magnetic field in the center of a wire semicircle like that shown in the figure, with radius R=8.50cm, if the current in the wire is i=10.0A.
Please include a multiplication sign (*) to indicate when two units are multiplied together.
B=[Num] [Units]
Explanation / Answer
magnetic field due to such a semicircular wire is given by B = -uo*i/(4R)
so B = 4pi*10^-7 * 10/4*0.085
B = -3.69 *10^-5 T