PH8151EPUnit1

10 CHAPTER 1. PROPERTIES OF MATTER areaAiover which deformation is occurring (i.e., the neck, past the tensile point), or ‡T= F ...

1.3. ENGINEERING STRESS-STRAIN DIAGRAM where: ‡w=‡y/N (1.3) The choice of an appropriate value ofN is necessary. IfN is too larg ...

12 CHAPTER 1. PROPERTIES OF MATTER property is the modulus of resilience,Ur, which is the strain energy per unit volume required ...

1.4. TYPES OF ELASTIC MODULI should be at least four times this diameter; 60 mm is common. Gauge length is used in ductility com ...

14 CHAPTER 1. PROPERTIES OF MATTER should be at least four times this diameter; 60 mm is common. Gauge length is used in ductili ...

1.4. TYPES OF ELASTIC MODULI Figure 1.14: Uniform compression from initial volumeV to final volume (V≠V) due to pressureP acting ...

16 CHAPTER 1. PROPERTIES OF MATTER should be at least four times this diameter; 60 mm is common. Gauge length is used in ductili ...

Room-Temperature Young’s, Shear and Bulk 1.5. FACTORS AFFECTING ELASTICITY Moduli and Poisson’s Ratio for Various materials (Fig ...

18 CHAPTER 1. PROPERTIES OF MATTER specimen is decided by the stable equilibrium position that every atom finds itself in as a r ...

1.6 Torsional stress and Deformations This is possible because of defects called in the grain structure which can move through t ...

20 CHAPTER 1. PROPERTIES OF MATTER are (i) To impart an angular displacement of one end cross – section with respect to the othe ...

1.7 Torsion pendulum................................ 1.7 Torsion pendulum Torsion pendulum is an oscillator for which the restor ...

22 CHAPTER 1. PROPERTIES OF MATTER 1.7.1 Torsion Pendulum - Determination of Rigidity Modulus of Suspension Wire Consider the su ...

1.7. TORSION PENDULUM The area of cross-section of the imaginary shell = circumference◊width =(2fix)◊(dx). Therefore, force acti ...

24 CHAPTER 1. PROPERTIES OF MATTER Squaring, T 02 =4fi^2 I c (1.18) Substitute forcfrom equation (1.14): T 02 =4fi^2 1 I finr^4 ...

1.7. TORSION PENDULUM m m m m d 1 d 1 d 2 d 2 (i) (ii) (iii) Axis of cylindrical mass Figure 1.22: Determination of Rigidity Mod ...

26 CHAPTER 1. PROPERTIES OF MATTER n= 8 fiIl T 02 r^4 = 8 fil T 02 r^4 A 2 m(d^22 ≠d^21 )T 02 T 22 ≠T 12 B Hence, the rigidity m ...

1.8 Bending of Beams................................ Self Learning Activity : Torsion Pendulum Using the torsion pendulum simula ...

28 CHAPTER 1. PROPERTIES OF MATTER M N M’ N’ M N N’ M’ (a) (b) Compressive Force Tensile Force F F neutral surface neutral^ surf ...

1.9. BENDING MOMENT OF A BEAM OP=OQ=R and \POQ=◊such thatPQ=R◊ Consider another filament DE at a distancexabove MN and two point ...