The Equal Percentage Characteristic of a Valve Is

Multiple Choice

The equal percentage characteristic of a valve is

A) Uniform flow rate
B) Flow rate proportional to valve lift
C) Each increment of plug movement produces a change in flow which is proportional to the amount flowing before the change occurred
D) Percentage increase in flow is equal to the percentage increase in lift
E) The flow rate before the plug movement is equal to the flow rate after the movement