Question

The height of the free surface above any point is known as

Answer 1

The height of free space above at any point:

• The height of free space above any point is called intensity of pressure or static head.

• Static head is the pressure subsequent from a column of liquid working under gravity.  

• The weight of a fluid in a container applies pressure on the containing vessel's sides and bottom. This is known as static head pressure and is triggered by Earth's gravitational pull.

Hope it helped..

Answer 2

Answer:

Step-by-step explanation:

• The height of free space above any point is called intensity of pressure or static head.

• Static head is the pressure subsequent from a column of liquid working under gravity.  

• The weight of a fluid in a container applies pressure on the containing vessel's sides and bottom. This is known as static head pressure and is triggered by Earth's gravitational pull.