Diploma Fluid Mechanics and Fluid Power Board Exam Question Papers

Diploma Fluid Mechanics and Fluid Power Board Exam Question Papers

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We have added Diploma Fluid Mechanics and Fluid Power Board Exam Question Papers (M Scheme) for the Third year Mechanical Engineering Department. Here you can find out Diploma Fluid Mechanics and Fluid Power Board Exam Question Papers pdf

We have added M scheme Previous Year question paper

UNIT 1 PROPERTIES OF FLUIDS & FLUID PRESSURE
Chapter: 1.1: Properties of Fluids
Fluid – definition-classification. Properties – density, specific gravity, specific weight, specific volume, dynamic viscosity, kinematic viscosity, surface tension, capillarity, vapour pressure and compressibility – Problems
Chapter: 1.2: Fluid Pressure & Its Measurement
Fluid Pressure – Hydrostatic law – Pressure head, Pascal’s Law – proof – applications – Hydraulic press- Hydraulic jack. Concepts of absolute, vacuum, gauge and atmospheric pressures.
Pressure measurements – Simple U tube manometers and differential manometers and their types – Problems – Bourdon tube pressure gauge. Pressure sensor technologies – classification only. Total Pressure, Centre of pressure on immersed bodies (flat vertical., flat vertical) – Problems. 

UNIT 2 FLUID FLOW, FLOW THROUGH PIPES & IMPACT OF JET
Chapter: 2.1: Fluid Flow
Types of Fluid flow – Laminar, turbulent, steady, unsteady, uniform, non-uniform, rotational, irrotational. Continuity equation, Bernoulli’s theorem – assumptions- derivation – applications and limitations – Problems.
Venturimeter – Construction – working principle, coefficient of discharge – derivation for discharge. Orificemeter – Construction working principle, coefficient of discharge- derivation for discharge. Problems. Pitots Tube – Construction and working principle only.
Chapter: 2.2: Flow through Pipes
Laws of fluid friction for Laminar and turbulent flow- Darcy’s equation and Chezy’s equation for frictional losses – Problems. Minor Losses – description. Hydraulic gradient line and Total energy line. Hydraulic Power transmission through pipes – problems.
Chapter: 2.3: Impact of Jet
Impact of jet on fixed vertical plate – Impact of jet on moving vertical flat plates in the direction of jet – Impact of jet on a series of moving plates or vanes – Problems on work done and efficiency.

Diploma Fluid Mechanics and Fluid Power Board Exam Question Papers

UNIT 3 HYDRAULIC TURBINES, CENTRIFUGAL PUMPS & RECIPROCATING PUMPS
Chapter: 3.1: Hydraulic Turbines
Classification of hydraulic turbines and their applications. Construction and working principle of Pelton wheel, Francis and Kaplan turbine. Draft tubes – types and construction, Concept of cavitation in turbines, Surge tank and its need.

Chapter: 3.2: Centrifugal Pumps
Construction – Principle of working. Types of casings and impellers. Concepts of multistage. Priming and its methods. Manometric head, work done, manometric, mechanical and overall efficiencies – problems
Chapter: 3.3: Reciprocating Pumps
Construction, working principle and applications of single and double acting reciprocating pumps. Discharge – Theoretical power required
coefficient of discharge – Problems Concepts of slip – negative slip. Cavitation and separation. Use of air vessel. Indicator diagram with effect of acceleration head and friction head.

UNIT 4 HYDRAULIC SYSTEMS
Chapter: 4.1: Introduction to Fluid power systems
Fluid power systems – general layout – components of hydraulic & Pneumatic systems. Practical applications of Fluid power systems. Comparison – Advantages and limitations.
Chapter: 4.2: Components of Hydraulic systems
Types, construction, working Principle and symbol of the following components. Pump – vane, gear and piston pumps. Valves: Pressure Control valves – pressure relief . valve, pressure reducing valve, pressure unloading valve. Direction control valve – poppet valve, spool valve, 3/2, 4/2 & 4/3 DC valves, sequencing valve.Flow control valve – pressure compensated – non pressure compensated.Actuators – Linear actuactors – single acting & double acting – rotory actuators – hydraulic
motors. Accessories – Intensifiers and Accumulators.
Chapter: 4.3: Hydraulic Circuits
Double acting cylinder with Meter in, Meter out circuits, Pump unloading cut, Bleed off circuit, sequencing circuit. Hydraulic circuits for milling machine, shaping machine. Motion synchronisation circuit. 

UNIT 5 PNEUMATIC SYSTEMS
Chapter: 5.1: Components of pneumatic systems Types, construction, working Principle and symbol of the following components. Compressor – Reciprocating & Rotary Compressors.

Valves. Pressure Control valves – pressure relief valve, pressure regulating valves.Direction control valves – 3/2, 5/2 & 5/3 DC valves, sequencing valve.Flow control valve – throttle valves – shuttle valvesquick exhaust valves.

Actuators – Linear actuactors – single acting & double acting – rotary actuators – air motors.Accessories.- FRL unit.
Chapter: 5.2: Pneumatic Circuits
Double acting cylinder with Meter in, Meter out circuits, speed control
circuit and sequencing circuit 

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