The inherent characteristic of an equal percentage valve relating flow
rate 'q' with valve stem movement 'x' are described by the equation
(A) dq/dx = K
(B) dq/dx = K.q
(C) dq/dx = K/q
(D) dq/dx = Kq
2
rate 'q' with valve stem movement 'x' are described by the equation
(A) dq/dx = K
(B) dq/dx = K.q
(C) dq/dx = K/q
(D) dq/dx = Kq
2