HW 10-Google Chrome iSecure https//session.masteringphysics.com/myct/itemView?assignmentProblemiD-841192308offset-next HW 10 Exercise 40.32 Exercise 40.32 Part A in a simple model for a radioactive nucieus, an aipha particie (m 6.64 x 10-2 kg) is trapped by a square barrier that has width 2.0 fm and height 3D O MeV What is the tunneling probability when the alpha particle encounters the barnier it its kinetic energy is 1.0 Me V below the top of the barrier (Fiure 117 Express your answer using two significant figures. Submit My Answers Give U Part B What is the tunneling probability σ me energy of the alpha particle is 20.0 MeV below the top of the barrier? Express your answer using two significant figures. U(r) Uo -几 1.0 MeV Submit My Answers Give Up 2.0 fm