What is the pressure of the hydraulic oil in the return side after running the hydraulic motor?
Direct Answer
Option D: Around 3 Bar
In a closed-loop hydraulic system, the return pressure must be kept low to ensure efficient operation of the hydraulic motor. A pressure of approximately 3 bar is standard for the return side of these systems.
All Options
Detailed Explanation & Context
In a closed-loop hydraulic system, the return pressure must be kept low to ensure efficient operation of the hydraulic motor. A pressure of approximately 3 bar is standard for the return side of these systems.
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • Advanced Training for Oil Tanker Cargo Operations (TASCO).
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