060203dA Circulators Part a

Question 1

The water particles move in a straight line paths parallel to the walls of the pipe

Answer 1

Laminar or streamline flow

Question 2

The path of flow is highly irregular, with a constant churning of the water from side to side and top and bottom

Answer 2

Turbulent flow

Question 3

The condition where the level of the supply liquid is above the centreline of the pump

Answer 3

Suction head

Question 4

Describes the negative pressure on the suction side of the pump meaning the liquid the pump is pumping is located below the pump itself

Answer 4

Suction lift

Question 5

Is the vertical distance from the centre of the suction eye to the surface of the liquid in the discharge tank

Answer 5

Static discharge head

Question 6

Caused by water vaporizing within the piping system and then quickly condensing.

Answer 6

Cavitation