![A current I flows in an infinitely long wire with cross section in the form of a semicircular ring of radius R . The magnitude of the magnetic induction along its axis A current I flows in an infinitely long wire with cross section in the form of a semicircular ring of radius R . The magnitude of the magnetic induction along its axis](https://haygot.s3.amazonaws.com/questions/1018510_1012718_ans_bcbc61f6605d48258690ad9e743fae58.png)
A current I flows in an infinitely long wire with cross section in the form of a semicircular ring of radius R . The magnitude of the magnetic induction along its axis
![Development of Fatigue Life Improvement Technology of Butt Joints Using Friction Stir Processing - Jeong-Ung Park, GyuBaek An, Heung-ju Kim, Jae-hyouk Choi, 2014 Development of Fatigue Life Improvement Technology of Butt Joints Using Friction Stir Processing - Jeong-Ung Park, GyuBaek An, Heung-ju Kim, Jae-hyouk Choi, 2014](https://journals.sagepub.com/cms/10.1155/2014/943476/asset/images/large/10.1155_2014-943476-fig18.jpeg)
Development of Fatigue Life Improvement Technology of Butt Joints Using Friction Stir Processing - Jeong-Ung Park, GyuBaek An, Heung-ju Kim, Jae-hyouk Choi, 2014
![Entropy | Free Full-Text | The Non-Equilibrium Statistical Distribution Function for Electrons and Holes in Semiconductor Heterostructures in Steady-State Conditions Entropy | Free Full-Text | The Non-Equilibrium Statistical Distribution Function for Electrons and Holes in Semiconductor Heterostructures in Steady-State Conditions](https://www.mdpi.com/entropy/entropy-17-04110/article_deploy/html/images/entropy-17-04110f5.png)