What is the formula of speed control valve during retraction of a flow control valve?
A. V=(Q/A)
B. V=Q.A
C. V=A/Q
D. V=Q/(A-a)
Answer:D
What is the formula of speed control valve during retraction of a flow control valve?
A. V=(Q/A) B. V=Q.A C. V=A/Q D. V=Q/(A-a)