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

Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2019 Summer 4th Sem New 2142302 Industrial Hydraulics And Pneumatics Previous Question Paper

1
Seat No.: ________ Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER ?IV(NEW) ? EXAMINATION ? SUMMER 2019
Subject Code:2142302 Date:17/05/2019
Subject Name: Industrial Hydraulics and Pneumatics
Time: 02:30 PM TO 05:00 PM Total Marks: 70
Instructions:
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.


MARKS

Q.1 (a) (1) ______________ valve permit free flow in one direction and block
return flow until open by pilot signal.
(2) The study of pneumatics deals with the use and characteristic of
__________.
(3)The input component of hydraulic power transmission system is
called___________ and out component is called an__________
03
(b) What is prime mover? Define work and Power. 04
(c) Compare: Hydraulics with Pneumatics 07

Q.2 (a) Define check valves.List the types of Check valves. 03
(b) List and explain in brief about ideal characteristic required for hydraulic
oil.
04
(c) Explain about external gear pump in detail with neat sketch. 07
OR
(c) Define and explain Pascal?s law with suitable example. 07
Q.3 (a) Explain in brief: Reservoir 03
(b) Short note: Pressure Gauge 04
(c) List advantages and disadvantages of Hydraulics. 07
OR
Q.3 (a) What is accumulator? List its types. 03
(b) Explain any one accumulator in detail. 04
(c) Explain pilot operated check valve in detail. 07
Q.4 (a) Explain about packing and seals in brief. 03
(b) List the types of connectors. Explain any one in brief. 04
(c) Explain construction and working of four way valve in detail with neat
sketch.
07
OR
Q.4 (a) Draw the symbol of Line-Passing, check valve and Accumulator- spring
loaded
03
(b) Give classification of Pump. 04
(c) Explain in brief about volumetric efficiency of Pump. 07
Q.5 (a) What is Intensifiers? What is the purpose of intensifiers in hydraulic
system? List the types of it.
03
(b) 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.
04
(c) Draw and explain Deceleration circuit. 07
OR

Q.5 (a) What are the application of Pneumatics. 03
(b) Explain any type of air-compressor in brief. 04
(c) Explain about counter balance type pressure control in detail. 07
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