Contents:

Unit 1

1. Units and Measurements

1.1 Need of Measurement

1.2 Least count and range of instruments

1.3 Accuracy, precision and error

Unit 2: Elasticity

2. General Properties of Matter

2.1 Introduction

2.2 Molecular Theory of Elasticity

2.3 Elastic Limit and Hooke’s Law

2.4 Types of Modulus of Elasticity

2.5 Behaviour of Wire under Continuously Increasing Load

3. Surface Tension

3.1 Introduction

3.2 Molecular Force

3.3 Laplace’s Molecular Theory

3.4 Surface Tension

3.5 Angle of Contact and Its Significance

3.6 Capillarity or Capillary Action

3.7 Shape of Miniscus for Water and Mercury

3.8 Relation between Surface Tension, Capillary Rise and Radius of Capillary

3.9 Effect of Impurity and Temperature on Surface Tension of Liquid

3.10 Applications of Surface Tension

4. Viscosity

4.1 Introduction

4.2 Velocity Gradient

4.3 Newton’s Law of Viscosity

4.4 Streamline and Turbulent Flow

4.5 Reynold’s Number and its Significance

4.6 Free Fall of Spherical Body through Viscous Medium

   (No Derivation) Upthrust Force, Terminal Velocity, Stokes Law (Statement and Formula)

Unit 3: Heat

5. Transmission of Heat

5.1 Introduction

5.2 Three Modes of Transmission of Heat

5.3 Good and Bad Conductors of Heat

5.4 Law of Thermal Conductivity

5.5 Expansion of Solids

6. Gas Laws

6.1 Introduction

6.2 Absolute Zero Temperature (Kelvin Scale)

6.3 General Gas Equation

6.4 Two Specific Heats of Gases

6.5 Isothermal and Adiabatic Expansion of a Gas

Unit 4: Light, Laser and Sound

7. Properties of Light

7.1 Introduction

7.2 Reflection

7.3 Refraction

7.4 Physical Significance of Refractive Index

7.5 Dispersion

7.6 Principle of Superposition of Wave

7.7 Constructive Interference

8. Laser

8.1 Introduction

8.2 Mechanism of Production of Laser

8.3 Absorption or Stimulated Absorption

8.4 Spontaneous Emission

8.5 Metastable State

8.6 Population Inversion

8.7 Optical Pumping (Three Energy Level Laser System)

8.8 Properties or Characteristics of Laser

8.9 Applications of Laser

8.10 Construction and Working of He-Ne (Helium-Neon) Laser

9. Sound

9.1 Introduction

9.2 Wave Motion

9.3 Relation between Velocity, Frequency and Wavelength

9.4 Progressive Wave

9.5 Equation of Progressive Wave

9.5 Stationary Wave

9.7 Types of Vibrations (Oscillations)

9.8 Resonance

9.9 Formula for Velocity of Sound with End Correction

Unit 5: Modern Physics

10. Photo Electricity

10.1 Introduction

10.2 Planck’s Hypothesis

10.3 Electron Volt

10.4 Properties of Photon

10.5 Photoelectric Effect

10.6 Characteristics of Photoelectric Effect

10.7 Einstein’s Photoelectric Equation

10.8 Photoelectric Cell

10.9 Applications of Photoelectric Cell

11. X-Rays 

11.1 Introduction

11.2 Production of X-rays by Coolidge Tube

11.3 X-ray Spectra

11.4 Minimum Wavelength of X-rays

11.5 Properties of X-rays

11.6 Applications of X-rays

Solved Question Papers – Summer 2011