Pipes in your system will have a C-Factor to help determine this loss. This is a measure of the roughness of the interior of the pipe that creates this friction. Different types of piping will have a different C-Factor, and the higher the C-Factor, the smoother the pipe.
A motif is a literary term that is an idea, object, or concept that repeats itself throughout a text. A motif gives clues to theme or reinforces ideas an author wants to emphasize. A motif generally reinforces the theme of the text. A motif must be repeated throughout a text to be considered a motif.
The spelling leitmotif is an anglicization of the German Leitmotiv, literally meaning leading motif, or perhaps more accurately, guiding motif. A musical motif has been defined as a short musical idea ...melodic, harmonic, or rhythmic, or all three, a salient recurring figure, musical fragment or succession of notes that has some special importance in or is characteristic of a composition : the smallest structural unit possessing thematic identity.. musical motif has been defined as a short musical idea ... melodic, harmonic, or rhythmic, or all three, a salient recurring figure, musical fragment or succession of notes that has some special importance in or is characteristic of a composition : the smallest structural unit possessing thematic identity..