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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