WORKSHOP CALCULATION & SCIENCE

    WCS is a mandatory, common theory subject in the Industrial Training Institute (ITI) curriculum that teaches the foundational math and physics concepts necessary for practical trade work.

WCS for Architectural Draughtsman trade Notes:

First year: 1.1. Unit, Fractions : Download

 Classification of unit system Fundamental and Derived units F.P.S, C.G.S, M.K.S and SI units Measurement units and conversion Factors, HCF, LCM and problems Fractions - Addition, subtraction, multiplication & division Decimal fractions - Addition, subtraction, multiplication & division Solving problems by using calculator 

1.2. Square root, Ratio and Proportions, Percentage : Download

 Square and square root Simple problems using calculator Applications of Pythagoras theorem and related problems Ratio and proportion Ratio and proportion - Direct and indirect proportions Percentage Percentage - Changing percentage to decimal and fraction

1.3. Material Science Download

Types metals, types of ferrous and non-ferrous metals Physical and mechanical properties of metals Introduction of iron and cast iron Difference between iron & steel, alloy steel and carbon steel Properties and timber

1.4. Mass, Weight, Volume and Density and specific gravity : Download

1.5. Heat & Temperature and Pressure Download

Concept of heat and temperature, effects of heat, difference between heat and temperature, boiling point & melting point of different metals and non-metals Scales of temperature, Celsius, Fahrenheit, kelvin and conversion between scales of temperature Heat &Temperature - Temperature measuring instruments, types of thermometer, pyrometer and transmission of heat - Conduction, convection and radiation Co-efficient of linear expansion and related problems with assignments

1.6. Mensuration Download

 Area and perimeter of square, rectangle and parallelogram Area and perimeter of Triangles Area and perimeter of circle, semi-circle, circular ring, sector of circle, hexagon and ellipse Surface area and volume of solids - cube, cuboid, cylinder, sphere and hollow cylinder Finding the lateral surface area, total surface area and capacity in liters of hexagonal, conical and cylindrical shaped vessels

1.7. Trigonometry Download

 Measurement of angles Trigonometrical ratios Trigonometrical tables Application in calculating height and distance (Simple applications)

Second year: 2.1.Friction Download

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

2.2 Centre of Gravity and practical applications Download

2.3 Area of cut out regular surfaces and area of irregular surfaces Download

Circle, segment and sector of circle Related problems of area of cut out regular surfaces and application related to shop problems

2.4 Algebra Download

Addition, subtraction, multiplication & division Algebra - Theory of indices, algebraic formula, related problems

2.5 Elasticity Download

Elastic, plastic materials, stress, strain and their units and young’s modulus,  Elasticity - Ultimate stress and working stress

2.6 Profit and Loss- Simple and compound interest Download

2.7 Estimation and costing Download