TOP 15 HYDRAULIC INTERVIEW QUESTION AND ANSWERS FOR FRESHER & EXPERIENCED || MECHANICAL ENGINEER

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  • เผยแพร่เมื่อ 25 ก.พ. 2019
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    TOP 15 HYDRAULIC INTERVIEW QUESTION AND ANSWERS PART 2
    • TOP HYDRAULIC INTERVIE...
    Top 15 Hydraulic Machines Mechanical interview questions and answers for fresher experienced
    1:- What is the fluid? What are the functions and characteristics of hydraulic fluids?
    2. Why does water not use as a medium in fluid power systems.?
    3. How will you explain Pascal’s law, with reference to working of a hydraulic cylinder?
    4. What are the major disadvantages of steel pipes?
    5. What is the purpose of a hydraulic pump in a fluid power system?
    6. What is the principle of operation of a pump?
    7. What are the classifications of pumps?
    8. Differentiate between positive displacement and non-positive displacement pump
    9. Why must positive displacement pumps be protected by relief valves?
    10. Why gear pumps cannot be used as a variable displacement pump?
    11. What is cavitation?. Name four popular methods to reduce cavitation?
    12. List the important considerations in the selection of a pump for any given application?
    13. Differentiate between the hydraulic pump and hydraulic motor?
    14. Explain with neat sketch the working of Gear motor?
    15. Why is the actual flow rate required by the hydraulic motor is higher than the theoretical flow rate?
    16. Why is the actual torque output delivered by the hydraulic motor is less than the calculated theoretical torque?
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