The term 'magnetic flux, unit of' can be solved by two crossword solutions: Weber (5 letters) and Maxwell (7 letters). Weber is a unit of magnetic flux named after the German physicist Wilhelm Eduard Weber. It is equal to 100, 000, 000 Maxwells. Maxwell is a unit of magnetic flux named after the Scottish physicist James Clerk Maxwell. It is equal to 1 line of magnetic flux per square centimeter.