|physics two rules used as mnemonics for the relationship between the directions of current flow, motion, and magnetic field in electromagnetic induction. The hand is held with the thumb, first, and second fingers at right angles, respectively indicating the directions of motion, field, and electric current. The left hand is used for electric motors and the right hand for dynamos|
|[C19: named after Sir John Ambrose |
Dictionary.com presents 366 FAQs, incorporating some of the frequently asked questions from the past with newer queries.