oregon tattoo license exam practice questions with correct answers

an a mobile facility be in motion while performing services never when the armature bar is flat on the front coil what is the smallest gap above the rear coil? .10 what does a smaller gap above the rear coil cause? more power what should armature bars be made of? plain steel how does the machine run if too much of the coil core is showing? hot what type of edges should your contact screw have? rounded and smooth where in on the front spring should the contact screw be hitting? front or end of spring what length of spring would run faster short spring with a high angle what type of metal should the contact screw be made of to have the highest conductivity brass how does the armature bar hit the front coil core flat full contact what do you want the frame on your tattoo machine to be? nonconductive what happens when your machine is conductive or electrified it stays on with the armature bar sticking to the coils what diameter should your binding post be 5/16ths what happens if u use a steel contact screw? can cause sparks when setting up your machine why would you snug down the eye of the needle bar prevent weak jumpy lines why is a one piece contact screw the best choice adding things can cause vibration what are two advantages of a brass contact screw 100% conductive and it keeps it shape for longer than other metals how much if the contact screw needs to be touching the front spring ? tiny contact area why don't you use a coated spring coating wears away and causes a bad connection what kind of reaction do you expect from a machine with a very low spring angle? weak and spongey