1 If the suction head of a centrifugal pump is positive or if the pump is used for circulating purpose then priming pump is not required. 2  When the suction head is positive as soon as opening the suction valve the system including suction line is filled with water, this water expels the air in suction side.
noun. God and my right (the motto of the British monarch). Example sentences. 1  The motto of the British monarch's coat of arms, Dieu et mon droit, could equally have served as the catchphrase of the Late Babylonian and Achaemenid kings.xample sentences. 1  The motto of the British monarch's coat of arms, Dieu et mon droit, could equally have served as the catchphrase of the Late Babylonian and Achaemenid kings.
Best Answer: The expression originated in France, where it is said Le Roi est mort. Vive le Roi!. It was used, originally in French, by the British as well. The literal meaning is that the king has died, and it is hoped that the new king will live a long time. The specific reasoning for the statement goes a bit deeper. In order to prevent a civil war, or any argument as to succession, the throne was ruled never to be empty.