Download GTU BE/B.Tech 2019 Summer 4th Sem New 2142302 Industrial Hydraulics And Pneumatics Question Paper

Enrollment No.

Subject Code: 2142302

BE - SEMESTER-IV(NEW) — EXAMINATION - SUMMER 2019

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Subject Name: Industrial Hydraulics and Pneumatics

Time: 02:30 PM TO 05:00 PM

Instructions:

1. Attempt all questions.
2. Make suitable assumptions wherever necessary.

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3. Figures to the right indicate full marks.

1. 1. 1) valve permit free flow in one direction and block return flow until open by pilot signal. (03)
   2. (2) The study of pneumatics deals with the use and characteristic of (04)
   3. (3)The input component of hydraulic power transmission system is called and out component is called an (07)

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2. 1. What is prime mover? Define work and Power. (03)
   2. Compare: Hydraulics with Pneumatics (04)
   3. Define check valves. List the types of Check valves. (07)
3. 1. List and explain in brief about ideal characteristic required for hydraulic oil. (07)

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   2. Explain about external gear pump in detail with neat sketch. (03)

   OR

   1. Define and explain Pascal’s law with suitable example. (04)
   2. Explain in brief: Reservoir (07)
   3. Short note: Pressure Gauge (03)

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4. 1. List advantages and disadvantages of Hydraulics. (04)

   OR

   1. What is accumulator? List its types. (07)
   2. Explain any one accumulator in detail. (03)

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   3. Explain pilot operated check valve in detail. (04)
5. 1. Explain about packing and seals in brief. (07)
   2. List the types of connectors:-Explain any one in brief. (03)
   3. Explain construction and working of four way valve in detail with neat sketch. (04)

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   OR

   1. Draw the symbol of Line-Passing, check valve and Accumulator- spring loaded (07)
   2. Give classification of Pump. (03)
   3. Explain in brief about volumetric efficiency of Pump. (04)

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6. 1. What is Intensifiers? What is the purpose of intensifiers in hydraulic system? List the types of it. (07)
   2. Solve: In a hydraulic jack system pumping piston diameter is 50 mm and force applied is 50 kg. Find out the force transmitted by jack if the jack piston diameter is 200 mm. (03)
   3. Draw and explain Deceleration circuit. (04)

   OR

   1. What are the application of Pneumatics. (07)

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   2. Explain any type of air-compressor in brief. (03)
   3. Explain about counter balance type pressure control in detail. (04)

Date: 17/05/2019

Total Marks: 70

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