WAVES SAMACHEER CONTENT in Tamil (CLASS XI CHAPTER 11)

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Neet_Phy_Gr11_1.Physical world and measurement







UNIT I: Physical World and Measurement
Details:-
  • Physics: Scope and excitement; nature of physical laws; Physics, technology and society.
  • Need for measurement: Units of measurement; systems of units; SI units, fundamental and   derived units. 
  • Dimensions of physical quantities, dimensional analysis and its applications.
  • Length, mass and time measurements; accuracy and precision of measuring instruments; errors in measurement; significant figures.
                                                                                                                                                                          










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