Class 12 Physics Chapter 17 Notes

Important and very easy to understandable Notes of Physics of Class 12 Physics Chapter 17 Notes written by Professor Mr. Asad Abbas Suib. These notes are very helpful in the preparation of Class 12 Physics Chapter 17 Notes for students of the 12th class and these are according to the paper patterns of all Punjab Book Boards.

Summary and Contents:
Topics which are discussed in the notes are given below:
  • Important Class 12 Physics chapter 17 mcqs for Intermediate part-II students.
  • What is Solid state physics?
  • Difference b/w crystalline, amorphous and polymeric solids.
  • Properties of crystalline solids
  • Properties of amorphous solids
  • Important Class 12 Physics chapter 17 exercise questions for Intermediate part-II students.
  • Properties of polymeric solids 
  • What is Specific gravity?
  • What is Unit cell?
  • What is Crystal lattice?
  • Important Class 12 Physics chapter 17 notes handwritten for Intermediate part-II students.
  • What is Deformation?
  • What is Elasticity?
  • What are stress and strain? Write their formulas and units as well as types.
  • State Hook’s law. Types of stress, Types of strain
  • Important 12 class physics chapter 17 notes for Intermediate part-II students.
  • What is elastic modulus? Give its types.
  • Elastic modulus or modulus of elasticity
  • Types of modulus of elasticity
  • Important 12 class physics chapter 17 exercise for Intermediate part-II students.
  • Draw a stress strain curve for ductile material. Discuss the term related to this tensile test.
  • What are ductile and brittle substances? Give examples.
  • What is strain energy? Derive the relation for strain energy in deformed material from graph.
  • Important Class 12 Physics chapter 17 short questions and answers for Intermediate part-II students.
  • Strain energy in terms of elastic modulus
  • Describe electrical Properties of solids like as Conductors, Insulators and Semiconductor.
  • What is band theory of solids? Differentiate b/w conductor insulator and semiconductor on the basis of Band theory of solids. 
  • Important Class 12 Physics chapter 17 notes for Intermediate part-II students.
  • Concept of Band theory of solids was given by Felix Bloch in 1928.
  • What is Intrinsic and extrinsic semiconductor? How P-type and N-type semiconductors are formed?
  • Intrinsic semiconductor and Extrinsic semiconductor
  • Important ch 2 physics class 17 numerical for Intermediate part-II students.
  • Define Doping and dopant
  • N- type Semiconductor and P- type semiconductor
  • Acceptor and donor impurity
  • Electrical conduction by electrons and holes in semiconductor
  • Important ch 2 physics class 17 Important solutions for Intermediate part-II students.
  • Write a note on Super conductors.
  • Definition of Superconductor
  • Definition of Critical temperature
  • Definition of Superconductivity
  • Important ch 2 physics class 17 solutions for Intermediate part-II students.
  • Definition of Critical temperature for different materials
  • Critical temperature of yttrium barium copper oxide
  • Important chapter 6 physics class 12 notes for Intermediate part-II students.
  • Uses of superconductor
  • Explain the types of magnet and give their Magnetic properties.
  • Important physics class 12 chapter 6 questions and answers for Intermediate part-II students.
  • What is Hysteresis loop. Explain the terms related to hysteresis loop.
  • Squids stand for super conducting quantum interference devices
  • Important physics class 12 chapter 6 pdf for Intermediate part-II students.
  • A 1.25cm diameter cylinder is subjected to a load of 2500kg. Calculate the stress on the bar in mega Pascal’s.
  • A 1.0m long copper wire is subjected to stretching force and its length increases by 20cm. calculate the tensile strain and the percent elongation which the wire undergoes.
  • Important class 12 physics chapter 6 numericals for Intermediate part-II students.
  • A wire 2.5 m long and cross-section area 10-5m^2 is stretched 1.5mm by a force of 100N in the elastic region. Calculate (i) the strain (ii) Young’s modulus (iii) the energy stored in the wire.
  • Important notes of chapter 6 physics class 12 for Intermediate part-II students.
  • What stress would cause a wire to increase in length by 0.01% if the Young’s modulus of the wire is 12 x 10^10 Pa. What force would produce this stress if the diameter of the wire is 0.56mm? 
  • Important class 12 physics chapter 6 notes pdf for Intermediate part-II students.
  • The length of a steel wire is 1.0m and its cross-sectional area is 0.03 x 10^-4 m^2. Calculate the work done in stretching the wire when a force of 100N is applied within the elastic region. Young’s modulus of steel is 3.0 x 10^11 Nm^-2.
  • Important chapter 6 class 12 physics notes for Intermediate part-II students.
  • Mechanical properties of solids: Deformation in solids: If we hold a soft rubber ball in our hand and then squeeze it the shape or volume of the bail will change. However, if we stop squeezing the ball, and open our hand, the ball will return to its original spherical shape. This has been illustrated schematically.
  • Important class 12 physics chapter 6 mcqs for Intermediate part-II students.
  • Stress and Strain: The results of mechanical tests are usually expressed in terms of stress and strain, which are defined in terms of applied force and deformation.
  • Important class 12 physics chapter 6 notes for Intermediate part-II students.

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