Free tutorials on forces with questions and problems with detailed solutions and examples. The concepts of forces, friction forces, action and reaction forces, free body diagrams, tension of string, inclined planes, etc. are discussed and through examples, questions with solutions and clear and self explanatory diagrams.
Questions to practice for the SAT Physics test on forces are also included with their detailed solutions. The discussions of applications of forces engineering system are also included.

Forces: Tutorials with Examples and Detailed Solutions

• Forces in Physics.
• Components of a Force in a System of Coordinates.
• Free Body Diagrams, Tutorials with Examples and Explanations.
• Forces of Friction.
• Addition of Forces.
• What is the Tension of a String or rope?.
• Newton's Laws in Physics.
• Hooke's Law, Examples with solutions.

• Inclined Planes Problems in Physics with Solutions.
• Tension, String, Forces Problems with Solutions.

• Physics Practice Questions with Solutions on Forces and Newton's Laws.

Formulas and Constants

• Physics Formulas Reference
• SI Prefixes Used with Units in Physics, Chemistry and Engineering
• Constants in Physics, Chemistry and Engineering