Hydraulic controller:
A. Flexible operation
B. High torque high speed operation
C. Fire and explosion proof operation
D. No leakage
Answer:B
Hydraulic controller:
A. Flexible operation B. High torque high speed operation C. Fire and explosion proof operation D. No leakage
Explanation: Hydraulic controller must have no leakage and also it requires high torque and high speed operation due to high density of the controller.