Hertz is the number of cycles per second in an oscillating wave form. So 60Hz has 60 identical cycles in 1 sec. An Ampere (amp, or A) is the amount of electrons (or charge) that flow past a certain point in one seconds. So amperes are Coulombs/second.
The most and the least painful places to get a tattoo. Shoulder. The shoulder is the least painful tattooing site for two main reasons. First, because in this area there is a greater amount of muscle and second â nerves are not so much sensitive as in other nooks of the body. This area is often the most used and first timers tend to opt for them.
I've since got tattoos on my arm, neck and back and I'd say certain parts of the back hurt the worst. Going right up the spine is the worst I've felt so far, but I've heard that your rib cage is the most sensitive spot to get tattooed.Good luck.he only thing that might be uncomfortable is that you will have to be on all fours to get your actual bum cheek done! Its not a very lady-like position to be in but it is the best position to get your bum cheek taught.