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The students will be able to

  • categorize the international system of units
  • understand measurement of large distances
  • estimate very small distances such as size of a molecule
  • analyse range of lengths
  • discuss the measurement of mass and time
  • compare accuracy, Precision of instruments and errors in measurement
  • differentiate absolute error, relative error and percentage error
  • identify combination of Errors
  • find the significant figures in a number
  • enumerate the rules for arithmetic operations with significant figures
  • employ the method of rounding off the uncertain digits
  • state the rules for determining the uncertainty in the results of arithmetic calculations
  • derive the dimensions of physical quantities
  • represent dimensional formulae and dimensional equations
  • understand dimensional analysis and its applications
  • check the dimensional consistency of equations
  • deduce relationship among the various physical quantities

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