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Draw the circuit of a simple hydraulic system in standard symbols and explain briefly the functions of oil reservoir and rotary pump.
Draw the detailed symbol of FRL unit. State the function of FRL unit. Explain air lubricator in detail with neat sketch.
What is the purpose of the filter in hydraulic system? Give detailed classification of filters.
Explain the different methods of actuation of direction control valve.
Classify actuators. Explain construction and working of double acting linear actuator with neat sketch.
Draw hydraulic circuit to operate two single acting cylinders in sequence.
Classify pressure control valves. Explain pressure relief valve in brief. State the importance of pressure relief valve in hydraulic systems.
Draw the ISO/ANSI symbol of
Draw basic hydraulic circuit for control of single acting cylinder by 3/2 spring return lever operated directional control valve.
A single acting cylinder is to be operated from two different sources A and B such that its forward motion can be actuated from either of the two locations. Draw and explain circuit diagram.
Draw basic pneumatic circuit for control of unidirectional motor by 3/2 spring return lever operated directional control valve.
Sketch and explain working of bleed-off circuits for controlled extension and controlled retraction of double acting cylinder.
Differentiate between circuit design software and circuit simulation software.
Draw regenerative circuit by using regenerative type mid-position 4/3 DCV
Explain the necessity of automation in hydraulic and pneumatic industry.
State advantage and disadvantage of automation. Give detailed classification of automation.
Questions repeat across sessions. Working through two or three papers shows you which topics GTU asks most.
BE Mechanical
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Official Gujarat Technological University (GTU) examination paper for Oil Hydraulics And Pneumatics (Winter 2023, B.E. · Mechanical Engineering, Sem 5). Features complete 70-mark regular & remedial examination pattern, official marking distribution across all 5 questions, and direct 1-click official PDF download.
Transcribed for student exam preparation from Gujarat Technological University official examination archives. Questions, syllabus guidelines, and curriculum marking schemes remain the intellectual property of Gujarat Technological University.
3151913 Oil Hydraulics And Pneumatics
Official GTU PDF · Winter 2023
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