Mechanical Engineering Principles

CONTENTS vii

     - in conserving fuel 19.9 Use of insulation

• 20 Thermal expansion
  
  
  • 20.1 Introduction
    
    
    • of thermal expansion 20.2 Practical applications
    
    
    • traction of water 20.3 Expansion and con-
    
    
    
    
  
  
  • 20.4 Coefficient of linear expansion
    
    
    • ficial expansion 20.5 Coefficient of super-
    
    
    
    
  
  
  • 20.6 Coefficient of cubic expansion
    
    
    • Assignment
    
    
    
    
  
  
  
  


• 21 Hydrostatics
  
  
  • 21.1 Pressure
  
  
  • 21.2 Fluid pressure
  
  
  • 21.3 Atmospheric pressure
  
  
  • 21.4 Archimedes’ principle
  
  
  • 21.5 Measurement of pressure
  
  
  • 21.6 Barometers
  
  
  • 21.7 Absolute and gauge pressure
  
  
  • 21.8 The manometer
  
  
  • 21.9 The Bourdon pressure gauge
  
  
  • 21.10 Vacuum gauges
    
    
    • on submerged surfaces 21.11 Hydrostatic pressure
    
    
    • on curved surfaces 21.12 Hydrostatic thrust
    
    
    
    
  
  
  • 21.13 Buoyancy
  
  
  • 21.14 The stability of floating bodies
  
  
  
  


• 22 Fluid flow
  
  
  • 22.1 Introduction
  
  
  • 22.2 Differential pressure flowmeters
  
  
  • 22.3 Orifice plate
  
  
  • 22.4 Venturi tube
  
  
  • 22.5 Flow nozzle
  
  
  • 22.6 Pitot-static tube
  
  
  • 22.7 Mechanical flowmeters
  
  
  • 22.8 Deflecting vane flowmeter
  
  
  • 22.9 Turbine type meters
    
    
    • 22.10 Float and tapered-tube meter
    
    
    • 22.11 Electromagnetic flowmeter
    
    
    • 22.12 Hot-wire anemometer
    
    
    • 22.13 Choice of flowmeter
    
    
    • 22.14 Equation of continuity
    
    
    • 22.15 Bernoulli’s Equation
      
      
      • a stationary plate 22.16 Impact of a jet on
      
      
      
      
    
    
    • 23 Ideal gas laws
      
      
      • 23.1 Introduction
      
      
      • 23.2 Boyle’s law
      
      
      • 23.3 Charles’ law
      
      
      • 23.4 The pressure law
      
      
      • 23.5 Dalton’s law of partial pressure
      
      
      • 23.6 Characteristic gas equation
        
        
        • characteristic gas equation 23.7 Worked problems on the
        
        
        • the characteristic gas equation 23.8 Further worked problems on
        
        
        
        
      
      
      
      
    
    
    • 24 The measurement of temperature
      
      
      • 24.1 Introduction
      
      
      • 24.2 Liquid-in-glass thermometer
      
      
      • 24.3 Thermocouples
      
      
      • 24.4 Resistance thermometers
      
      
      • 24.5 Thermistors
      
      
      • 24.6 Pyrometers
        
        
        • paints and crayons 24.7 Temperature indicating
        
        
        
        
      
      
      • 24.8 Bimetallic thermometers
      
      
      • 24.9 Mercury-in-steel thermometer
      
      
      • 24.10 Gas thermometers
      
      
      • 24.11 Choice of measuring device
        
        
        • Assignment
        
        
        
        
      
      
      
      
    
    
    • A list of formulae
    
    
    • Greek alphabet
    
    
    • Answers to multiple-choice questions
    
    
    • Index