# Module 2 - Physics

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Topics: Force
JAR 66 CATEGORY B1

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MODULE 2 PHYSICS

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MATTER ....................................................................................... 1-1 1.1 NATURE OF MATTER.............................................................. 1-1 1.1.1 Si units ................................................................... 1-1 1.1.2 Base Units.............................................................. 1-1 1.1.3 Derived Units ......................................................... 1-2 1.1.4 MATTER AND ENERGY........................................ 1-3 CHEMICAL NATURE OF MATTER ........................................................ 1-3 1.2.1 Molecules ............................................................... 1-4 1.2.2 Physical Nature of Matter ....................................... 1-5 1.3 STATES ................................................................................ 1-5 1.3.1 Solid ....................................................................... 1-5 1.3.2 Liquid ..................................................................... 1-6 1.3.3 Gas ........................................................................ 1-6 MECHANICS ................................................................................ 2-1 2.1 FORCES, MOMENTS AND COUPLES ......................................... 2-1 2.1.1 Scalar and Vector Quantities ................................. 2-1 2.1.2 Triangle of Forces .................................................. 2-2 2.1.3 Graphical Method................................................... 2-2 2.1.4 Polygon of Forces .................................................. 2-3 2.1.5 Coplanar Forces .................................................... 2-3 2.1.6 Effect of an Applied Force ...................................... 2-4 2.1.7 Equilibriums ........................................................... 2-4 2.1.8 Resolution of Forces .............................................. 2-4 2.1.9 Graphical

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