If you dont let go of it, yes. Sjock mostly causes the person to pull away very fast, but if your hands are round the thing, youre history. Funny thing about electrocution is time slows down, when I've been bit I could tell you how many half cycles it was.
The leccy takes every available path. The lower R the path, the more the i down that path. This is the point: earth rods arent zero resistance, so during live to earth faults the house earth system rises up in voltage. Depending on installation design, it can rise to anything from 50v to 240v, and do so for anything from milliseconds to indefinitely.
NT