WORKSHOP CALCULATION AND SCIENCE

Unit

Systems of unit- FPS, CGS, MKS/SI unit, unit of length, Mass and time, Conversion of units

Material Science

Properties - Physical & Mechanical, Types – Ferrous & Non-Ferrous, difference between Ferrous and Non-Ferrous metals, introduction of Iron, Cast Iron, Wrought Iron, Steel, difference between Iron and Steel, Alloy steel, carbon steel, stainless steel, NonFerrous metals, Non- Ferrous Alloys.

Fractions

Fractions, Decimal fraction, L.C.M., H.C.F., Multiplication and Division of Fractions and Decimals, conversion of Fraction to Decimal and vice versa. Simple problems using Scientific Calculator.

Mass, Weight and Density

Mass, Unit of Mass, Weight, difference between mass and weight, Density, unit of density, specific gravity of metals.

Square Root

Square and Square Root, method of finding out square roots, Simple problem using calculator.

Speed and Velocity

Rest and motion, speed, velocity, difference between speed and velocity, acceleration, retardation, equations of motions, simple related problems.

Ratio & Proportion

Simple calculation on related problems.

Work, Power and Energy

Work, unit of work, power, unit of power, Horse power of engines, mechanical efficiency, energy, use of energy, potential and kinetic energy, examples of potential energy and kinetic energy.

Percentage

Introduction, Simple calculation. Changing percentage to decimal and fraction and vice-versa.

Algebra

Addition, Subtraction, Multiplication, Division, Algebraic formula, Linear equations (with two variables).

Heat & Temperature

Heat and temperature, their units, difference between heat and temperature, boiling point, melting point, scale of temperature, relation between different scale of temperature, Thermometer, pyrometer, transmission of heat, conduction, convection, radiation.

Mensuration

Area and perimeter of square, rectangle, parallelogram, triangle, circle, semi-circle, Volume of solids – cube, cuboid, cylinder and Sphere. Surface area of solids – cube, cuboid, cylinder and Sphere.

Basic Electricity

Introduction, use of electricity, how electricity is produced, Types of current - AC, DC, their comparison, voltage, resistance, their units. Conductor, insulator, Types of connections – series, parallel, electric power, Horse power, energy, unit of electrical energy.

Trigonometry

Trigonometrically ratios, measurement of angles. Trigonometric tables.

Levers

Simple Machines: levers and its types. Simple Machines, Effort and Load, Mechanical Advantage, Velocity Ratio, Efficiency of machine, Relationship between Efficiency, velocity ratio and Mechanical Advantage.