Workshop Calculation & Science-2nd  year  ( Common for all Engineering trades under CTS ) 

Workshop Calculation & Science-2nd  year  ( Common for all Engineering trades under CTS ) 

I.    Friction

  • Advantages and disadvantages, Laws of friction, co- efficient of friction, angle of friction, simple problems related to friction
  • Friction – Lubrication
  • Co- efficient of friction, application and effects of friction in workshop practice

II.    Centre of Gravity

  • Centre of gravity and its practical application

III.    Area of cut – out regular surfaces and area of irregular surfaces

  • Area of cut – out regular surfaces – circle, segment and sector of circle
  • Related problems of area of cut – out regular surfaces –
  • circle, segment and sector of circle
  • Area of irregular surfaces and application related to shop problems

IV.    Algebra,

  • Addition, Subtraction, Multiplication & Divisions
  • Algebra – Theory of indices, Algebraic formula, related problems

V.    Elasticity

  • Elastic, plastic materials, stress, strains and their units and young modulus
  • Ultimate stress and working stress

VI.    Heat Treatment

  • Heat treatment and advantages
  • Different heat treatment process – Hardening, Tempering, Annealing, Normalising, Case Hardening

VII.    Profit and Loss

  • Simple problems on profit & loss
  • Simple and compound interest

VIII.    Estimation and Costing

  • Simple estimation of the requirement of material etc., as applicable to the trade
  • Problems on estimation and costing

   

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