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## Chapter 9 Fundamentals of Trigonometry Math First Year Class – Sindh Board in Urdu and Hindi

Chapter 9 Fundamentals of Trigonometry Math First Year Class – Sindh Board in Urdu and Hindi

Math XI Chapter 9 Fundamentals of Trigonometry Discription Exercise 9.1, Exercise 9.2

Notes :

Math Lecture 04-03-2017

## Chapter 8 Wave Motion part 3 Physics First Year Class – Sindh Board in Urdu and Hindi

Chapter 8 Wave Motion part 3 Physics First Year Class – Sindh Board in Urdu and Hindi

Physics XI Chapter 8 Wave Motion part 3 Discription Sound,Speed of Sound,Beats,Doppler Effect

Notes :

Physics Lecture 4-Mar-2017

## Chapter 3 Part 3, Determination of Energy of Electron, Determination of Frequency Chemistry First Year Class – Sindh Board in Urdu and Hindi

Chapter 3 Part 3, Determination of Energy of Electron, Determination of Frequency Chemistry First Year Class – Sindh Board in Urdu and Hindi

Chemistry XI Chapter 3 Part 3, Determination of Energy of Electron, Determination of Frequency & Wave Number of Electron, Bohr’s Theory of Hydrogen Spectrum, Lyman-Balmer-Pashcen-Brackette-Pfund Series, Heisenberg’s Uncertainty  Principle

## Chapter 6 Sequence and Series part 4 Math First Year Class – Sindh Board in Urdu and Hindi

Chapter 6 Sequence and Series part 4 Math First Year Class – Sindh Board in Urdu and Hindi

Math XI Chapter 6 Sequence and Series part 4 Description Exercise 6.8, Exercise 6.9

Notes :

Math Lecture 03-03-2017

## Chapter 3 Part 2 Mass of Electron, Proton, Neutron, Spectroscopic Experiment Chemistry First Year Class – Sindh Board in Urdu and Hindi

Chapter 3 Part 2 Mass of Electron, Proton, Neutron, Spectroscopic Experiment Chemistry First Year Class – Sindh Board in Urdu and Hindi

Chemistry XI Chapter 3 Part 2 Mass of Electron, Proton, Neutron, Spectroscopic Experiment, Planks Quantum Theory, Spectra, Continuous Spectrum, Line Spectrum, Rutherford’s Atomic Model, Origin of X-rays, Moseley Work & Atomic number, Bohr’s Atomic Model, Derivation for the Radius of Hydrogen Atom

## Chapter 8 Wave Motion and Sound Part 2 Physics First Year Class – Sindh Board in Urdu and Hindi

Chapter 8 Wave Motion and Sound Part 2 Physics First Year Class – Sindh Board in Urdu and Hindi

Physics XI Chapter 8 Wave Motion and Sound Part 2 Discription Wave,Standing Waves,Speed of Sound