Question

particle of mass m moves under the action of a central force whose potential energy function is U(r) = kr4, k > 0.
(a) For what energy and angular momentum will the orbit be a circle of radius a about the origin

Answer 1

ʏᴏᴜʀ ᴀɴsᴡᴇʀ ɪs ɪɴ ᴀᴛᴛᴀᴄʜᴍᴇɴᴛ.