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Contents of this module

  • Work done by a constant force and variable force

  •  kinetic energy

  • work-energy theorem,

  • power

Learning outcomes of this module

  1. Work Done by a Constant Force:

    • Definition and understanding of work done by a constant force.

    • Application of the formulas for calculating work.

    • Ability to solve numerical problems involving constant forces.

    • Recognition of the role of the angle between force and displacement vectors in work calculation.

  2. Work Done by a Variable Force:

    • Extension of the concept of work to variable forces.

    • Integration of force over displacement for calculating work with variable forces.

    • Interpretation of force-displacement graphs and their relevance to work done.

    • Proficiency in solving problems involving work done by variable forces.

  3. Kinetic Energy:

    • Definition and understanding of kinetic energy.

    • Derivation and application of the kinetic energy formula 

    • Identification of factors influencing kinetic energy.

    • Problem-solving skills related to kinetic energy calculations.

    • Recognition of kinetic energy as a scalar quantity.

  4. Work-Energy Theorem:

    • Awareness and understanding of the work-energy theorem.

    • Relating net work done to changes in kinetic energy.

    • Application of the work-energy theorem to solve problems involving motion and energy transformations.

    • Analysis of scenarios where work done is converted into kinetic energy and vice versa.

  5. Power:

    • Definition and understanding of power.

    • Mathematical expression of power.

    • Differentiation between instantaneous power and average power.

    • Problem-solving skills involving power and its applications.

    • Understanding the relationship between power and the rate of energy transfer.

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