1 Tank coil-an inductor used in a tuned circuit. 2  Choke-an inductor used to block high frequency AC while allowing through low frequency AC. 3  Loading coil-an inductor used to add inductance to an antenna, to make it resonant, or to a cable to prevent distortion of signals.
A urinary tract infection could be a cause of lower right side abdominal pain. This could be due to an infection affecting the right kidney, ureter or bladder. Though this condition more often causes a central lower abdominal pain, it could also lead to pain in the lower right side of the abdomen.
Serious causes of sudden severe abdominal pain include: appendicitis â the swelling of the appendix (a finger-like pouch connected to the large intestine), which causes agonising pain in the lower right-hand side of your abdomen, and means your appendix will need to be removed.