Which of the following types of control valve actuators is best suited for applications with large valve stroke requirements?
A. Piston
B. Diaphragm
C. Scotch yoke
D. Rack and pinion
Answer:C
Which of the following types of control valve actuators is best suited for applications with large valve stroke requirements?
A. Piston B. Diaphragm C. Scotch yoke D. Rack and pinion