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.
A motif is a recurring pattern in a writing work that helps to strengthen the main theme. It can be concrete or symbolic and keeps showing up reinforcing the ideas or underlying theme. A motif can be a subject, an idea, an image or event that the writer introduces at regular intervals to highlight certain events or ideas.