Percy's fight with echidna and the chimera is a low point point for his morale. he begins to doubt that he is capable of being a hero. why does he feel this way, and do you think his doubts are reasonable? what does this fight scene reveal about percy's character? in 8 sentences

this reveals that percy has a lot of self doubt about himself and doesn't think he's good enough

the direction of the magnetic field produced by an electric current will change when the direction of the electric current changes. for example : if a current is flowing in a straight length of wire, the magnetic field is described by a concentric circle (using right-hand rule).